H\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u d\u00e0nh cho chuy\u00ean gia in \u1ea5n: C\u01a1 ch\u1ebf, ti\u00eau chu\u1ea9n v\u00e0 so s\u00e1nh theo t\u1eebng quy tr\u00ecnh<\/title>\n<\/head>\n\n<body>\n <div class=\"bd-post\">\n <style>\n @import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Slab:wght@600&family=Roboto:wght@400;700&display=swap');\n \n .bd-post {\n --bp-margin: 1.5em;\n --bp-padding: 20px;\n --color-primary: #136AD5;\n --color-primary-hover: #0072FF;\n --color-accent: #FF6A00;\n --color-text: #333333;\n --color-text-secondary: #666666;\n --color-heading: #040202;\n --color-white: #FFFFFF;\n --color-near-black: #031008;\n --color-bg-body: #FAFAFA;\n --color-bg-primary: #031008;\n --color-bg-accent: #136AD5;\n --color-bg-soft: #BDD0E5;\n --color-border: #D7E7F2;\n \n \/* NEW VARIABLES *\/\n --kete-font-primary: 'Roboto', sans-serif;\n --kete-font-secondary: 'Roboto Slab', serif;\n --kete-text-main: #333333;\n --kete-heading: #040202;\n \n font-family: var(--kete-font-primary);\n font-size: 16px;\n line-height: 1.8;\n color: var(--kete-text-main);\n font-weight: 400;\n font-style: normal;\n width: 100%;\n box-sizing: border-box;\n }\n \n \/* === URL overflow baseline === *\/\n .bd-post a {\n overflow-wrap: anywhere;\n word-break: break-word;\n }\n .bd-post p,\n .bd-post li {\n overflow-wrap: break-word;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n line-height: 1.8;\n font-style: normal;\n color: var(--kete-text-main);\n }\n \n \/* === Article wrapper === *\/\n .bd-post .bd-post-article {\n width: 100%;\n margin: 0 auto;\n }\n \n \/* === Typography: H2 & .kete-h2 === *\/\n .bd-post h2,\n .bd-post .kete-h2 {\n font-family: var(--kete-font-primary);\n font-size: 32px;\n font-weight: 700;\n line-height: 1.1;\n color: var(--kete-heading);\n margin-top: 60px;\n margin-bottom: 25px;\n letter-spacing: -0.5px;\n \n \/* Optional structural properties *\/\n position: relative;\n overflow: visible;\n z-index: 1;\n }\n \n \/* Adjust first H2 margin to minimize gap *\/\n .bd-post h2:first-of-type,\n .bd-post .kete-h2:first-of-type {\n margin-top: 15px; \n }\n \n .bd-post .intro-image {\n margin: 15px auto !important; \/* Compress image margin for smaller gap *\/\n }\n \n \/* === Typography: H3 & .kete-h3 === *\/\n .bd-post h3,\n .bd-post .kete-h3 {\n font-family: var(--kete-font-secondary);\n font-size: 24px;\n font-weight: 600;\n line-height: 1.3;\n color: var(--kete-heading);\n margin-top: 45px;\n margin-bottom: 20px;\n }\n \n \/* === Typography: H4 === *\/\n .bd-post h4 {\n font-family: var(--kete-font-primary);\n font-size: 20px;\n font-weight: 700;\n line-height: 1.3;\n color: var(--kete-heading);\n }\n \n \/* === Prose elements: color & font only no margin\/padding === *\/\n .bd-post p {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n line-height: 1.8;\n color: var(--kete-text-main);\n margin-top: 0;\n margin-bottom: 15px; \/* Control standard paragraph gaps *\/\n }\n .bd-post p:first-of-type {\n margin-top: 0;\n }\n .bd-post strong {\n font-weight: 700;\n }\n \n \/* === Blockquotes === *\/\n .bd-post blockquote {\n border-left: 3px solid var(--color-primary);\n background: transparent;\n font-style: italic;\n font-weight: 400;\n color: var(--kete-text-main);\n padding-left: 20px;\n margin-left: 0;\n margin-right: 0;\n }\n \n \/* === Lists === *\/\n .bd-post ul,\n .bd-post ol {\n padding-left: 1.5em;\n }\n .bd-post ul { list-style: disc; }\n .bd-post ol { list-style: decimal; }\n .bd-post li {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--kete-text-main);\n }\n \n \/* === Code === *\/\n .bd-post code {\n background: #F5F8FA;\n font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;\n padding: 2px 6px;\n border-radius: 3px;\n font-size: 0.9em;\n }\n \n \/* === Horizontal rules === *\/\n .bd-post hr {\n border: none;\n height: 1px;\n background: var(--color-border);\n margin: 30px 0;\n }\n \n \/* === Images === *\/\n .bd-post img {\n max-width: 100%;\n height: auto;\n }\n \n \/* === Tables (global prose) === *\/\n .bd-post .table-wrapper {\n overflow-x: auto;\n margin: var(--bp-margin) 0;\n }\n .bd-post .table-wrapper table {\n width: 100%;\n border-collapse: collapse;\n font-size: 14px;\n }\n .bd-post .table-wrapper th {\n background: var(--color-bg-primary);\n color: var(--color-white);\n font-family: var(--kete-font-primary);\n font-weight: 600;\n font-size: 14px;\n padding: 12px 16px;\n text-transform: uppercase;\n letter-spacing: 0.05em;\n text-align: left;\n white-space: nowrap;\n }\n .bd-post .table-wrapper td {\n padding: 10px 16px;\n border-bottom: 1px solid var(--color-border);\n vertical-align: top;\n font-size: 14px;\n }\n .bd-post .table-wrapper tr:nth-child(even) td {\n background: rgba(19, 106, 213, 0.03);\n }\n \n \/* === Rich Element Tables === *\/\n .bd-post .rich-table { margin: var(--bp-margin) 0; }\n \n \/* === BP Container Base === *\/\n .bd-post .bp-1-callout,\n .bd-post .bp-2-grid,\n .bd-post .bp-3-callout,\n .bd-post .bp-4-warning,\n .bd-post .bp-5-stat,\n .bd-post .bp-6-callout,\n .bd-post .bp-7-grid,\n .bd-post .bp-8-stat,\n .bd-post .bp-9-checklist,\n .bd-post .bp-cta-mid-banner,\n .bd-post .bp-cta-end-callout {\n margin: var(--bp-margin) 0;\n padding: var(--bp-padding);\n border-radius: 8px;\n box-sizing: border-box;\n }\n \n \/* === BP-1: Golden Rule Callout === *\/\n .bd-post .bp-1-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n gap: 1.25em;\n align-items: flex-start;\n }\n .bd-post .bp-1-icon {\n flex-shrink: 0;\n width: 44px;\n height: 44px;\n color: var(--color-primary);\n }\n .bd-post .bp-1-icon svg {\n width: 44px;\n height: 44px;\n }\n .bd-post .bp-1-content { flex: 1; }\n .bd-post .bp-1-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 0.5em;\n }\n .bd-post .bp-1-text {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.7;\n }\n \n \/* === BP-2: Misregistration Causes Grid === *\/\n .bd-post .bp-2-grid {\n background: var(--color-bg-soft);\n color: var(--color-text);\n display: grid;\n grid-template-columns: 1fr 1fr 1fr;\n gap: 1.25em;\n }\n .bd-post .bp-2-card {\n background: rgba(255,255,255,0.5);\n border-radius: 6px;\n padding: 16px;\n }\n .bd-post .bp-2-card-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-2-card-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-2-card-title {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 6px;\n }\n .bd-post .bp-2-card-text {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: var(--color-text-secondary);\n line-height: 1.6;\n }\n \n \/* === BP-3: Decision Framework === *\/\n .bd-post .bp-3-callout {\n background: var(--color-bg-accent);\n color: var(--color-white);\n }\n .bd-post .bp-3-icon {\n width: 36px;\n height: 36px;\n color: var(--color-white);\n margin-bottom: 12px;\n }\n .bd-post .bp-3-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-3-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 14px;\n }\n .bd-post .bp-3-list {\n display: flex;\n flex-direction: column;\n gap: 10px;\n }\n .bd-post .bp-3-item {\n display: flex;\n gap: 10px;\n align-items: flex-start;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.6;\n }\n .bd-post .bp-3-item svg {\n width: 18px;\n height: 18px;\n flex-shrink: 0;\n margin-top: 3px;\n color: rgba(255,255,255,0.8);\n }\n \n \/* === BP-4: Warning === *\/\n .bd-post .bp-4-warning {\n background: var(--color-bg-soft);\n color: var(--color-text);\n border-left: 3px solid var(--color-accent);\n display: flex;\n flex-direction: row;\n gap: 1em;\n align-items: flex-start;\n padding: 16px 20px;\n }\n .bd-post .bp-4-icon {\n width: 24px;\n height: 24px;\n flex-shrink: 0;\n color: var(--color-accent);\n }\n .bd-post .bp-4-icon svg {\n width: 24px;\n height: 24px;\n }\n .bd-post .bp-4-text {\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-text);\n line-height: 1.7;\n }\n \n \/* === BP-5: CI Flexo Stat === *\/\n .bd-post .bp-5-stat {\n background: var(--color-bg-accent);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n gap: 1.5em;\n align-items: center;\n }\n .bd-post .bp-5-icon {\n width: 44px;\n height: 44px;\n flex-shrink: 0;\n color: var(--color-white);\n }\n .bd-post .bp-5-icon svg {\n width: 44px;\n height: 44px;\n }\n .bd-post .bp-5-stats {\n display: flex;\n flex-direction: row;\n gap: 2em;\n flex: 1;\n }\n .bd-post .bp-5-stat-item { flex: 1; }\n .bd-post .bp-5-stat-number {\n font-family: var(--kete-font-primary);\n font-size: 48px;\n font-weight: 700;\n color: var(--color-white);\n line-height: 1.1;\n margin-bottom: 4px;\n }\n .bd-post .bp-5-stat-label {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: rgba(255,255,255,0.85);\n line-height: 1.5;\n }\n \n \/* === BP-6: Trap Width Formula === *\/\n .bd-post .bp-6-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n }\n .bd-post .bp-6-icon {\n width: 36px;\n height: 36px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-6-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-6-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 14px;\n }\n .bd-post .bp-6-formula {\n font-family: var(--kete-font-primary);\n font-size: 28px;\n font-weight: 700;\n color: var(--color-primary);\n background: rgba(255,255,255,0.1);\n padding: 14px 18px;\n border-radius: 6px;\n display: inline-block;\n margin-bottom: 12px;\n line-height: 1.3;\n letter-spacing: 0.5px;\n }\n .bd-post .bp-6-example {\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: rgba(255,255,255,0.85);\n line-height: 1.7;\n }\n \n \/* === BP-7: Special Cases Grid === *\/\n .bd-post .bp-7-grid {\n background: var(--color-bg-soft);\n color: var(--color-text);\n display: grid;\n grid-template-columns: 1fr 1fr 1fr;\n gap: 1.25em;\n }\n .bd-post .bp-7-card {\n background: rgba(255,255,255,0.5);\n border-radius: 6px;\n padding: 16px;\n }\n .bd-post .bp-7-card-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-7-card-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-7-card-title {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 6px;\n }\n .bd-post .bp-7-card-text {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: var(--color-text-secondary);\n line-height: 1.6;\n }\n \n \/* === BP-8: Waste Cost Stat === *\/\n .bd-post .bp-8-stat {\n background: var(--color-bg-primary);\n color: var(--color-white);\n text-align: center;\n }\n .bd-post .bp-8-icon {\n width: 40px;\n height: 40px;\n color: var(--color-primary);\n margin: 0 auto 10px;\n }\n .bd-post .bp-8-icon svg {\n width: 40px;\n height: 40px;\n }\n .bd-post .bp-8-stat-number {\n font-family: var(--kete-font-primary);\n font-size: 56px;\n font-weight: 700;\n color: var(--color-primary);\n line-height: 1.1;\n margin-bottom: 8px;\n }\n .bd-post .bp-8-stat-label {\n font-family: var(--kete-font-primary);\n font-size: 18px;\n font-weight: 500;\n color: var(--color-white);\n margin-bottom: 4px;\n }\n .bd-post .bp-8-stat-note {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: rgba(255,255,255,0.7);\n }\n \n \/* === BP-9: Trapping Standard Checklist === *\/\n .bd-post .bp-9-checklist {\n background: var(--color-bg-soft);\n color: var(--color-text);\n }\n .bd-post .bp-9-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-9-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-9-title {\n font-family: var(--kete-font-primary);\n font-size: 20px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 14px;\n }\n .bd-post .bp-9-list {\n display: flex;\n flex-direction: column;\n gap: 8px;\n }\n .bd-post .bp-9-item {\n display: flex;\n gap: 10px;\n align-items: flex-start;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-text);\n line-height: 1.6;\n }\n .bd-post .bp-9-item svg {\n width: 18px;\n height: 18px;\n flex-shrink: 0;\n margin-top: 3px;\n color: var(--color-primary);\n }\n \n \/* === BP-cta-mid: Banner === *\/\n .bd-post .bp-cta-mid-banner {\n background: var(--color-bg-accent);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 1.5em;\n }\n .bd-post .bp-cta-mid-icon {\n width: 36px;\n height: 36px;\n flex-shrink: 0;\n color: var(--color-white);\n }\n .bd-post .bp-cta-mid-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-cta-mid-text {\n flex: 1;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.6;\n }\n .bd-post .bp-cta-mid-button {\n display: inline-block;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 600;\n color: var(--color-primary);\n background: var(--color-white);\n padding: 12px 22px;\n border-radius: 6px;\n text-decoration: none;\n white-space: nowrap;\n transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;\n flex-shrink: 0;\n }\n .bd-post .bp-cta-mid-button:hover {\n background: var(--color-near-black);\n color: var(--color-white);\n transform: translateY(-1px);\n }\n \n \/* === BP-cta-end: Final Callout === *\/\n .bd-post .bp-cta-end-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n text-align: center;\n }\n .bd-post .bp-cta-end-icon {\n width: 48px;\n height: 48px;\n color: var(--color-primary);\n margin: 0 auto 14px;\n }\n .bd-post .bp-cta-end-icon svg {\n width: 48px;\n height: 48px;\n }\n .bd-post .bp-cta-end-title {\n font-family: var(--kete-font-primary);\n font-size: 26px;\n font-weight: 700;\n color: var(--color-white);\n line-height: 1.3;\n margin-bottom: 10px;\n }\n .bd-post .bp-cta-end-subtitle {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: rgba(255,255,255,0.8);\n line-height: 1.6;\n max-width: 520px;\n margin: 0 auto 20px;\n }\n .bd-post .bp-cta-end-button {\n display: inline-block;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 600;\n color: var(--color-near-black);\n background: var(--color-white);\n padding: 14px 28px;\n border-radius: 6px;\n text-decoration: none;\n transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;\n }\n .bd-post .bp-cta-end-button:hover {\n background: var(--color-bg-accent);\n color: var(--color-white);\n transform: translateY(-1px);\n }\n \n \/* === Entrance Animations === *\/\n @keyframes fadeUp {\n 0% { opacity: 0; transform: translateY(20px); }\n 100% { opacity: 1; transform: translateY(0); }\n }\n \n .bd-post .bp-1-callout,\n .bd-post .bp-2-grid,\n .bd-post .bp-3-callout,\n .bd-post .bp-4-warning,\n .bd-post .bp-5-stat,\n .bd-post .bp-6-callout,\n .bd-post .bp-7-grid,\n .bd-post .bp-8-stat,\n .bd-post .bp-9-checklist,\n .bd-post .bp-cta-mid-banner,\n .bd-post .bp-cta-end-callout {\n animation: fadeUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) backwards;\n }\n .bd-post .bp-1-callout { animation-delay: 0.08s; }\n .bd-post .bp-2-grid { animation-delay: 0.16s; }\n .bd-post .bp-3-callout { animation-delay: 0.24s; }\n .bd-post .bp-4-warning { animation-delay: 0.32s; }\n .bd-post .bp-5-stat { animation-delay: 0.40s; }\n .bd-post .bp-6-callout { animation-delay: 0.48s; }\n .bd-post .bp-7-grid { animation-delay: 0.56s; }\n .bd-post .bp-8-stat { animation-delay: 0.64s; }\n .bd-post .bp-9-checklist { animation-delay: 0.72s; }\n .bd-post .bp-cta-mid-banner { animation-delay: 0.44s; }\n .bd-post .bp-cta-end-callout { animation-delay: 0.80s; }\n \n \/* === Mobile Adaptation === *\/\n @media (max-width: 768px) {\n .bd-post {\n --bp-margin: 1em;\n --bp-padding: 16px;\n }\n \n \/* Scaled font sizes for H2, H3 elements *\/\n .bd-post h2, .bd-post .kete-h2 { font-size: 48px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 30px; }\n .bd-post h4 { font-size: 19px; }\n \n \/* BP-5 stat number mobile *\/\n .bd-post .bp-5-stat-number { font-size: 28px; }\n \n \/* BP-8 stat number mobile *\/\n .bd-post .bp-8-stat-number { font-size: 28px; }\n \n \/* BP grids collapse to single column *\/\n .bd-post .bp-2-grid {\n grid-template-columns: 1fr;\n }\n .bd-post .bp-7-grid {\n grid-template-columns: 1fr;\n }\n \n \/* BP-5 stats stack vertically *\/\n .bd-post .bp-5-stats {\n flex-direction: column;\n gap: 1em;\n }\n \n \/* BP-1 and BP-cta-mid stack vertically *\/\n .bd-post .bp-1-callout {\n flex-direction: column;\n }\n .bd-post .bp-cta-mid-banner {\n flex-direction: column;\n text-align: center;\n }\n .bd-post .bp-cta-end-title {\n font-size: 21px;\n }\n \n \/* CTA buttons full-width on mobile *\/\n .bd-post .bp-cta-mid-button,\n .bd-post .bp-cta-end-button {\n width: 100%;\n text-align: center;\n box-sizing: border-box;\n }\n \n \/* Tables: ensure th text wraps instead of forcing wide columns *\/\n .bd-post .table-wrapper th {\n white-space: normal;\n }\n \n \/* BP-6 formula wraps properly *\/\n .bd-post .bp-6-formula {\n display: block;\n text-align: center;\n }\n \n \/* BP-4 warning icon gets smaller *\/\n .bd-post .bp-4-warning {\n flex-direction: column;\n }\n }\n \n @media (max-width: 480px) {\n .bd-post h2, .bd-post .kete-h2 { font-size: 36px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 26px; }\n }\n \n @media (max-width: 320px) {\n .bd-post h2, .bd-post .kete-h2 { font-size: 30px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 22px; }\n }\n \n <\/style>\n\n <article class=\"bd-post-article\">\n\n <p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng hai m\u1ea3nh gh\u00e9p \u0111\u01b0\u1ee3c c\u1eaft sao cho kh\u1edbp ho\u00e0n h\u1ea3o v\u1edbi nhau t\u1eeb m\u00e9p n\u00e0y sang m\u00e9p kia. Tr\u00ean b\u00e0n, ch\u00fang kh\u1edbp v\u1edbi nhau m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. Nh\u01b0ng n\u1ebfu chi\u1ebfc b\u00e0n ch\u1ec9 d\u1ecbch chuy\u1ec3n m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a milim\u00e9t, khe h\u1edf gi\u1eefa ch\u00fang s\u1ebd l\u1ed9 ra v\u00e0 h\u00ecnh \u1ea3nh b\u1ecb gi\u00e1n \u0111o\u1ea1n. \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt \u201ctrapping\u201d \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft trong in \u1ea5n.<\/p>\n\n <p>M\u1ed7i c\u00f4ng vi\u1ec7c in nhi\u1ec1u m\u00e0u \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng nhi\u1ec1u t\u1ea5m in, l\u01b0\u1edbi in ho\u1eb7c tr\u1ea1m in \u0111\u1ec3 in c\u00e1c m\u00e0u kh\u00e1c nhau trong c\u00e1c l\u1ea7n in ri\u00eang bi\u1ec7t. Kh\u00f4ng c\u00f3 m\u00e1y in n\u00e0o tr\u00ean th\u1ebf gi\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 kh\u1edbp m\u00e0u ho\u00e0n h\u1ea3o trong su\u1ed1t to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh in. K\u1ef9 thu\u1eadt \u201ctrapping\u201d \u2014 t\u1ee9c l\u00e0 t\u1ea1o ra nh\u1eefng v\u00f9ng ch\u1ed3ng ch\u00e9o nh\u1ecf c\u00f3 ch\u1ee7 \u0111\u00edch gi\u1eefa c\u00e1c m\u00e0u li\u1ec1n k\u1ec1 \u2014 gi\u00fap ng\u0103n ch\u1eb7n nh\u1eefng sai l\u1ec7ch \u0111\u1ed9 kh\u1edbp m\u00e0u kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi bi\u1ebfn th\u00e0nh nh\u1eefng kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean b\u1ea3n in cu\u1ed1i c\u00f9ng. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi ti\u1ebft trang tr\u00ed trong thi\u1ebft k\u1ebf. \u0110\u00e2y l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n\n <p>T\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn n\u00e0y bao qu\u00e1t to\u00e0n b\u1ed9 quy tr\u00ecnh thu gom, t\u1eeb c\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n cho \u0111\u1ebfn c\u00e1c ti\u00eau chu\u1ea9n c\u1ee5 th\u1ec3 cho t\u1eebng quy tr\u00ecnh, k\u00e8m theo ph\u1ea7n so s\u00e1nh gi\u1eefa c\u00e1c quy tr\u00ecnh m\u00e0 b\u1ea1n s\u1ebd kh\u00f4ng t\u00ecm th\u1ea5y \u1edf b\u1ea5t k\u1ef3 \u0111\u00e2u kh\u00e1c tr\u00ean c\u00f9ng m\u1ed9t trang. D\u00f9 b\u1ea1n \u0111ang v\u1eadn h\u00e0nh m\u00e1y in flexo, qu\u1ea3n l\u00fd kh\u00e2u ti\u1ec1n in cho in offset, hay \u0111\u00e1nh gi\u00e1 thi\u1ebft b\u1ecb cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i, t\u00e0i li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c vi\u1ebft d\u00e0nh ri\u00eang cho b\u1ea1n.<\/p>\n\n <img decoding=\"async\" class=\"intro-image\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2025\/07\/sustainable-printing-methods-1.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h2 class=\"kete-h2\">\u201cTrapping\u201d trong in \u1ea5n l\u00e0 g\u00ec?<\/h2>\n\n <p>K\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201ccolor trapping\u201d, \u201cspreads\u201d v\u00e0 \u201cchokes\u201d trong thu\u1eadt ng\u1eef ti\u1ec1n in c\u1ee7a Trung Qu\u1ed1c) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ti\u1ec1n in nh\u1eb1m t\u1ea1o ra s\u1ef1 ch\u1ed3ng ch\u00e9o nh\u1ecf c\u00f3 ch\u1ee7 \u0111\u00edch gi\u1eefa hai m\u00e0u li\u1ec1n k\u1ec1 trong b\u1ea3n thi\u1ebft k\u1ebf in. M\u1ee5c \u0111\u00edch duy nh\u1ea5t c\u1ee7a k\u1ef9 thu\u1eadt n\u00e0y l\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng kh\u00f3 coi, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cflashes\u201d ho\u1eb7c \u201chalos\u201d, t\u1ea1i c\u00e1c ranh gi\u1edbi m\u00e0u khi m\u00e1y in kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi vi\u1ec7c l\u1ec7ch kh\u1ecfi v\u1ecb tr\u00ed \u0111\u0103ng k\u00fd ho\u00e0n h\u1ea3o.<\/p>\n\n <p>\u0110\u1ec3 hi\u1ec3u t\u1ea1i sao k\u1ef9 thu\u1eadt trapping l\u1ea1i c\u1ea7n thi\u1ebft, b\u1ea1n c\u1ea7n hi\u1ec3u kh\u00e1i ni\u1ec7m \u0111\u1ed1i l\u1eadp v\u1edbi n\u00f3: k\u1ef9 thu\u1eadt knockout. Trong in nhi\u1ec1u m\u00e0u, khi m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf ti\u1ec1n c\u1ea3nh (v\u00ed d\u1ee5: v\u0103n b\u1ea3n m\u00e0u v\u00e0ng) n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u (v\u00ed d\u1ee5: xanh \u0111\u1eadm), n\u1ec1n kh\u00f4ng \u0111\u01b0\u1ee3c in d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt \u0111\u1ed3ng nh\u1ea5t b\u00ean d\u01b0\u1edbi v\u0103n b\u1ea3n. Thay v\u00e0o \u0111\u00f3, m\u1ed9t \u201cl\u1ed7 tr\u1ed1ng\u201d tr\u00f9ng kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi h\u00ecnh d\u1ea1ng c\u1ee7a v\u0103n b\u1ea3n s\u1ebd \u0111\u01b0\u1ee3c c\u1eaft ra kh\u1ecfi t\u1ea5m n\u1ec1n. \u0110\u00e2y ch\u00ednh l\u00e0 k\u1ef9 thu\u1eadt knockout. Sau \u0111\u00f3, v\u0103n b\u1ea3n m\u00e0u v\u00e0ng s\u1ebd \u0111\u01b0\u1ee3c in v\u00e0o l\u1ed7 \u0111\u00f3. V\u1ec1 l\u00fd thuy\u1ebft, m\u00e0u v\u00e0ng s\u1ebd l\u1ea5p \u0111\u1ea7y l\u1ed7 m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, t\u1ea5m m\u00e0u v\u00e0ng v\u00e0 t\u1ea5m m\u00e0u xanh g\u1ea7n nh\u01b0 kh\u00f4ng bao gi\u1edd kh\u1edbp nhau \u0111\u1ebfn t\u1eebng micron. K\u1ebft qu\u1ea3 l\u00e0: m\u1ed9t khe h\u1edf m\u1ecfng m\u00e0u tr\u1eafng xu\u1ea5t hi\u1ec7n \u1edf n\u01a1i gi\u1ea5y l\u1ed9 ra gi\u1eefa hai m\u00e0u.<\/p>\n\n <p>K\u1ef9 thu\u1eadt \u201ctrapping\u201d kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 n\u00e0y b\u1eb1ng c\u00e1ch l\u00e0m cho v\u00f9ng m\u00e0u n\u1ec1n l\u1edbn h\u01a1n m\u1ed9t ch\u00fat (spread) ho\u1eb7c l\u1ed7 c\u1eaft (knockout) nh\u1ecf h\u01a1n m\u1ed9t ch\u00fat (choke), \u0111\u1ec3 hai m\u00e0u ch\u1ed3ng l\u00ean nhau m\u1ed9t kho\u1ea3ng ch\u1ec9 v\u00e0i ph\u1ea7n ngh\u00ecn milimet. S\u1ef1 ch\u1ed3ng ch\u00e9o n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 khi v\u1ecb tr\u00ed in b\u1ecb l\u1ec7ch, c\u0169ng kh\u00f4ng xu\u1ea5t hi\u1ec7n khe h\u1edf m\u00e0u tr\u1eafng, b\u1edfi v\u00ec v\u1ed1n d\u0129 kh\u00f4ng c\u00f3 khe h\u1edf n\u00e0o t\u1eeb \u0111\u1ea7u. B\u1ea3n th\u00e2n s\u1ef1 ch\u1ed3ng ch\u00e9o n\u00e0y th\u01b0\u1eddng kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y b\u1eb1ng m\u1eaft th\u01b0\u1eddng, v\u00e0 l\u00fd do lu\u00f4n nh\u1ea5t qu\u00e1n: m\u00e0u s\u00e1ng h\u01a1n lu\u00f4n lan r\u1ed9ng v\u00e0o m\u00e0u t\u1ed1i h\u01a1n.<\/p>\n\n <div class=\"bp-1-callout\">\n <div class=\"bp-1-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"44\" height=\"44\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M13 2 3 14h9l-1 8 10-12h-9l1-8z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-1-content\">\n <div class=\"bp-1-title\">Quy t\u1eafc v\u00e0ng trong vi\u1ec7c \u0111\u1eb7t b\u1eaby<\/div>\n <div class=\"bp-1-text\">M\u00e0u s\u00e1ng h\u01a1n lu\u00f4n lan r\u1ed9ng sang m\u00e0u t\u1ed1i h\u01a1n. Khi v\u0103n b\u1ea3n m\u00e0u v\u00e0ng n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u xanh \u0111\u1eadm, m\u00e0u v\u00e0ng s\u1ebd lan r\u1ed9ng ra ngo\u00e0i m\u1ed9t kho\u1ea3ng b\u1eb1ng \u0111\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n; m\u1eaft ng\u01b0\u1eddi nh\u1eadn th\u1ea5y kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u1eaft ngang qua m\u00e0u xanh \u0111\u1eadm r\u00f5 r\u1ec7t h\u01a1n nhi\u1ec1u so v\u1edbi s\u1ef1 d\u00e0y l\u00ean nh\u1eb9 c\u1ee7a h\u00ecnh d\u1ea1ng m\u00e0u s\u00e1ng. Nguy\u00ean t\u1eafc duy nh\u1ea5t n\u00e0y quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n trong h\u1ea7u nh\u01b0 m\u1ecdi tr\u01b0\u1eddng h\u1ee3p.<\/div>\n <\/div>\n <\/div>\n\n <p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ph\u00e1t minh c\u1ee7a th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1. K\u1ef9 thu\u1eadt trapping \u0111\u00e3 t\u1ed3n t\u1ea1i t\u1eeb khi in nhi\u1ec1u m\u00e0u ra \u0111\u1eddi, t\u1eeb nh\u1eefng m\u00e1y in th\u1ea1ch b\u1ea3n \u0111\u1ea7u ti\u00ean cho \u0111\u1ebfn c\u00e1c d\u00e2y chuy\u1ec1n in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng t\u1ed1c \u0111\u1ed9 cao ng\u00e0y nay. \u0110i\u1ec1u \u0111\u00e3 thay \u0111\u1ed5i l\u00e0 ai th\u1ef1c hi\u1ec7n, c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n v\u00e0 m\u1ee9c \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng h\u00f3a. \u0110i\u1ec1u kh\u00f4ng thay \u0111\u1ed5i l\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng: in \u1ea5n l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd, v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd kh\u00f4ng bao gi\u1edd ho\u00e0n h\u1ea3o.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u1ea1i sao vi\u1ec7c \u0111\u0103ng k\u00fd in l\u1ea1i th\u1ea5t b\u1ea1i? V\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt trapping gi\u1ea3i quy\u1ebft<\/h2>\n\n <p>Tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c ch\u1ec9nh s\u1eeda m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 m\u00ecnh \u0111ang kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 g\u00ec. S\u1ef1 sai l\u1ec7ch v\u1ecb tr\u00ed \u2014 t\u1ee9c l\u00e0 t\u00ecnh tr\u1ea1ng c\u00e1c l\u1edbp m\u00e0u kh\u00f4ng kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi nhau \u2014 c\u00f3 ba nh\u00f3m nguy\u00ean nh\u00e2n ch\u00ednh. Kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n b\u1ea5t k\u1ef3 nguy\u00ean nh\u00e2n n\u00e0o trong s\u1ed1 \u0111\u00f3, m\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u v\u00e0 b\u00f9 \u0111\u1eafp ch\u00fang.<\/p>\n\n <h3 class=\"kete-h3\">S\u1ef1 b\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u1ec1n<\/h3>\n\n <p>Gi\u1ea5y v\u00e0 m\u00e0ng kh\u00f4ng ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u tr\u01a1. Gi\u1ea5y s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i theo \u0111\u1ed9 \u1ea9m. S\u1ef1 thay \u0111\u1ed5i 10% trong \u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 khi\u1ebfn m\u1ed9t t\u1edd gi\u1ea5y in offset gi\u00e3n n\u1edf ho\u1eb7c co l\u1ea1i t\u1eeb 0,1 \u0111\u1ebfn 0,3 mm theo chi\u1ec1u r\u1ed9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o ra khe h\u1edf c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y gi\u1eefa c\u00e1c m\u00e0u v\u1ed1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o trong t\u1ec7p tin k\u1ef9 thu\u1eadt s\u1ed1. Trong in flexo tr\u00ean m\u00e0ng polymer m\u1ecfng (PE, PP, PET), t\u00ecnh h\u00ecnh c\u00f2n t\u1ed3i t\u1ec7 h\u01a1n: ch\u1ec9 ri\u00eang l\u1ef1c c\u0103ng cu\u1ed9n \u0111\u00e3 c\u00f3 th\u1ec3 l\u00e0m gi\u00e3n ch\u1ea5t n\u1ec1n t\u1eeb 1% \u0111\u1ebfn 2% trong qu\u00e1 tr\u00ecnh in. Tr\u00ean m\u1ed9t cu\u1ed9n c\u00f3 chi\u1ec1u r\u1ed9ng 1.000 mm, \u0111i\u1ec1u n\u00e0y t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc l\u00ean \u0111\u1ebfn 20 mm gi\u1eefa tr\u1ea1m in \u0111\u1ea7u ti\u00ean v\u00e0 tr\u1ea1m in cu\u1ed1i c\u00f9ng. Kh\u00f4ng c\u00f3 chi\u1ebfn l\u01b0\u1ee3c gh\u00e9p m\u00e0u n\u00e0o c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 ho\u00e0n to\u00e0n m\u1ee9c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng l\u1edbn nh\u01b0 v\u1eady, nh\u01b0ng chi\u1ec1u r\u1ed9ng gh\u00e9p m\u00e0u ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 x\u1eed l\u00fd sai s\u1ed1 \u0111\u0103ng k\u00fd c\u00f2n l\u1ea1i sau khi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t \u0111\u1ed9 c\u0103ng \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u.<\/p>\n\n <p>Nhi\u1ec7t \u0111\u1ed9 c\u00e0ng l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam v\u1ea5n \u0111\u1ec1. Nhi\u1ec7t t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng s\u1ea5y, ma s\u00e1t t\u1eeb c\u00e1c tr\u1ee5c l\u0103n, v\u00e0 th\u1eadm ch\u00ed c\u1ea3 s\u1ef1 dao \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng trong x\u01b0\u1edfng in trong su\u1ed1t m\u1ed9t ca l\u00e0m vi\u1ec7c \u0111\u1ec1u g\u00f3p ph\u1ea7n g\u00e2y ra s\u1ef1 d\u1ecbch chuy\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u in. M\u1ed9t cu\u1ed9n phim \u0111\u01b0\u1ee3c in v\u00e0o l\u00fac 8 gi\u1edd s\u00e1ng c\u00f3 th\u1ec3 cho k\u1ebft qu\u1ea3 kh\u00e1c so v\u1edbi c\u00f9ng m\u1ed9t cu\u1ed9n phim \u0111\u01b0\u1ee3c in v\u00e0o l\u00fac 2 gi\u1edd chi\u1ec1u.<\/p>\n\n <h3 class=\"kete-h3\">Bi\u1ebfn thi\u00ean c\u01a1 h\u1ecdc<\/h3>\n\n <p>M\u1ed7i m\u00e1y in \u0111\u1ec1u c\u00f3 c\u00e1c dung sai c\u01a1 h\u1ecdc. C\u00e1c tr\u1ee5c b\u1ea3n in c\u00f3 \u0111\u1ed9 l\u1ec7ch t\u00e2m. C\u00e1c b\u00e1nh r\u0103ng c\u00f3 \u0111\u1ed9 tr\u1ec5. V\u00f2ng bi b\u1ecb m\u00f2n. \u00c1p l\u1ef1c in thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u r\u1ed9ng c\u1ee7a tr\u1ee5c. Trong in offset, khe \u00e9p gi\u1eefa c\u00e1c t\u1ea5m cao su t\u1ea1o ra s\u1ef1 bi\u1ebfn \u0111\u1ed9ng ri\u00eang. Trong in flexo, b\u0103ng d\u00ednh g\u1eafn b\u1ea3n in b\u1ecb n\u00e9n kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o tu\u1ed5i th\u1ecd, \u0111\u1ed9 c\u1ee9ng (durometer) v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u00e3 g\u1eafn n\u00f3. Trong in \u1ed1ng \u0111\u1ed3ng, b\u1ec1 m\u1eb7t tr\u1ee5c m\u1ea1 cr\u00f4m b\u1ecb m\u00f2n d\u1ea7n, l\u00e0m thay \u0111\u1ed5i th\u1ec3 t\u00edch \u00f4 v\u00e0, theo \u0111\u00f3, \u0111\u1eb7c t\u00ednh truy\u1ec1n m\u1ef1c.<\/p>\n\n <p>C\u00e1c y\u1ebfu t\u1ed1 c\u01a1 h\u1ecdc n\u00e0y g\u00e2y ra sai s\u1ed1 \u0111\u1ecbnh v\u1ecb dao \u0111\u1ed9ng t\u1eeb \u00b10,05 mm \u0111\u1ed1i v\u1edbi m\u00e1y in offset t\u1edd r\u1eddi \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng t\u1ed1t \u0111\u1ebfn \u00b10,2 mm ho\u1eb7c h\u01a1n \u0111\u1ed1i v\u1edbi m\u00e1y in flexo ki\u1ec3u x\u1ebfp ch\u1ed3ng \u0111\u00e3 c\u0169 khi v\u1eadn h\u00e0nh \u1edf t\u1ed1c \u0111\u1ed9 cao. Chi\u1ec1u r\u1ed9ng v\u00f9ng gh\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng m\u00e1y in c\u1ee5 th\u1ec3, ch\u1ee9 kh\u00f4ng th\u1ec3 l\u1ea5y s\u1ed1 li\u1ec7u t\u1eeb s\u00e1ch gi\u00e1o khoa.<\/p>\n\n <h3 class=\"kete-h3\">H\u00e0nh vi c\u1ee7a m\u1ef1c<\/h3>\n\n <p>C\u00e1c lo\u1ea1i m\u1ef1c kh\u00e1c nhau s\u1ebd c\u00f3 ph\u1ea3n \u1ee9ng kh\u00e1c nhau d\u01b0\u1edbi \u00e1p l\u1ef1c v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a m\u00e1y in s\u1ea3n xu\u1ea5t. M\u1ef1c c\u00f3 \u0111\u1ed9 nh\u1edbt cao (nh\u01b0 m\u1ef1c tr\u1eafng \u0111\u1ee5c \u0111\u1eb7c d\u00f9ng l\u00e0m l\u1edbp n\u1ec1n trong in l\u1ee5a) l\u00e0m gi\u00e3n l\u01b0\u1edbi in nhi\u1ec1u h\u01a1n so v\u1edbi m\u1ef1c in quy tr\u00ecnh c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch v\u1ecb tr\u00ed in ng\u00e0y c\u00e0ng t\u0103ng trong su\u1ed1t qu\u00e1 tr\u00ecnh in. Trong k\u1ef9 thu\u1eadt in offset \u01b0\u1edbt tr\u00ean \u01b0\u1edbt, \u0111\u1ed9 d\u00ednh c\u1ee7a m\u1ef1c \u0111\u00e3 in tr\u01b0\u1edbc \u0111\u00f3 c\u00f3 th\u1ec3 k\u00e9o c\u00e1c s\u1ee3i gi\u1ea5y ra kh\u1ecfi b\u1ec1 m\u1eb7t gi\u1ea5y ho\u1eb7c th\u1eadm ch\u00ed \u201cb\u00e1m\u201d m\u1ef1c t\u1eeb \u0111\u01a1n v\u1ecb in tr\u01b0\u1edbc \u0111\u00f3. Trong k\u1ef9 thu\u1eadt in \u1ed1ng \u0111\u1ed3ng, t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a m\u1ef1c g\u1ed1c dung m\u00f4i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 t\u0103ng ch\u1ea5m v\u00e0 do \u0111\u00f3, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 r\u1ed9ng b\u1eaby m\u1ef1c r\u00f5 r\u00e0ng.<\/p>\n\n <div class=\"bp-2-grid\">\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M12 2.69l5.66 5.66a8 8 0 1 1-11.31 0z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">S\u1ef1 b\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u1ec1n<\/div>\n <div class=\"bp-2-card-text\">Gi\u1ea5y v\u00e0 m\u00e0ng nh\u1ef1a s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i theo s\u1ef1 thay \u0111\u1ed5i c\u1ee7a \u0111\u1ed9 \u1ea9m v\u00e0 nhi\u1ec7t \u0111\u1ed9, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc, l\u00e0m m\u1ea5t s\u1ef1 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 m\u00e0u s\u1eafc trong su\u1ed1t qu\u00e1 tr\u00ecnh in.<\/div>\n <\/div>\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"12\" cy=\"12\" r=\"3\" \/>\n <path d=\"M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 0 1 0 2.83 2 2 0 0 1-2.83 0l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-2 2 2 2 0 0 1-2-2v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 0 1-2.83 0 2 2 0 0 1 0-2.83l.06-.06A1.65 1.65 0 0 0 4.68 15a1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1-2-2 2 2 0 0 1 2-2h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 0 1 0-2.83 2 2 0 0 1 2.83 0l.06.06A1.65 1.65 0 0 0 9 4.68a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 2-2 2 2 0 0 1 2 2v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 0 1 2.83 0 2 2 0 0 1 0 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 2 2 2 2 0 0 1-2 2h-.09a1.65 1.65 0 0 0-1.51 1z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">Bi\u1ebfn thi\u00ean c\u01a1 h\u1ecdc<\/div>\n <div class=\"bp-2-card-text\">S\u1ef1 l\u1ec7ch t\u00e2m c\u1ee7a tr\u1ee5c l\u0103n t\u1ea5m, khe h\u1edf b\u00e1nh r\u0103ng, s\u1ef1 m\u00e0i m\u00f2n c\u1ee7a \u1ed5 tr\u1ee5c v\u00e0 \u0111\u1ed9 n\u00e9n c\u1ee7a b\u0103ng d\u00ednh g\u1eafn t\u1ea5m \u0111\u1ec1u g\u00e2y ra c\u00e1c sai s\u1ed1 \u0111\u1ecbnh v\u1ecb, v\u00e0 nh\u1eefng sai s\u1ed1 n\u00e0y s\u1ebd t\u00edch l\u0169y qua c\u00e1c tr\u1ea1m in.<\/div>\n <\/div>\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"13.5\" cy=\"6.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"17.5\" cy=\"10.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"8.5\" cy=\"7.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"6.5\" cy=\"12.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <path d=\"M12 2C6.5 2 2 6.5 2 12s4.5 10 10 10c.93 0 1.5-.67 1.5-1.5 0-.39-.15-.74-.39-1.01-.23-.26-.38-.61-.38-1.01 0-.83.67-1.5 1.5-1.5H16c3.31 0 6-2.69 6-6 0-4.97-4.49-9-10-9z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">H\u00e0nh vi c\u1ee7a m\u1ef1c<\/div>\n <div class=\"bp-2-card-text\">\u0110\u1ed9 nh\u1edbt, \u0111\u1ed9 d\u00ednh v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a m\u1ef1c kh\u00e1c nhau t\u00f9y theo m\u00e0u s\u1eafc v\u00e0 quy tr\u00ecnh in, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 gi\u00e3n \u0111i\u1ec3m v\u00e0 chi\u1ec1u r\u1ed9ng v\u00f9ng ch\u1ed3ng m\u00e0u th\u1ef1c t\u1ebf trong su\u1ed1t qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/div>\n <\/div>\n <\/div>\n\n <p>Vi\u1ec7c s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201ctrapping\u201d kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 th\u1eeba nh\u1eadn r\u1eb1ng m\u00e1y in c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed in. \u0110\u00f3 l\u00e0 s\u1ef1 th\u1eeba nh\u1eadn v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt r\u1eb1ng kh\u00f4ng c\u00f3 m\u00e1y in n\u00e0o c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed in m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o, v\u00e0 c\u00e1ch \u1ee9ng ph\u00f3 th\u00f4ng minh l\u00e0 thi\u1ebft k\u1ebf b\u1ea3n v\u1ebd sao cho nh\u1eefng sai l\u1ec7ch nh\u1ecf v\u1ec1 v\u1ecb tr\u00ed in tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 nh\u1eadn ra thay v\u00ec g\u00e2y ra h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">C\u00e1c c\u01a1 ch\u1ebf c\u1ed1t l\u00f5i: Ph\u00e2n t\u00e1n, H\u1ea1n ch\u1ebf v\u00e0 In ch\u1ed3ng<\/h2>\n\n <p>Khi ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt c\u0103n ch\u1ec9nh b\u1ea3n in xu\u1ed1ng c\u00e1c y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc, ch\u1ec9 c\u00f3 ba thao t\u00e1c c\u01a1 b\u1ea3n. M\u1ecdi quy\u1ebft \u0111\u1ecbnh v\u1ec1 c\u0103n ch\u1ec9nh trong m\u1ecdi quy tr\u00ecnh in \u1ea5n \u0111\u1ec1u l\u00e0 m\u1ed9t bi\u1ebfn th\u1ec3 ho\u1eb7c s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a ba thao t\u00e1c n\u00e0y. Ngh\u1ec7 thu\u1eadt n\u1eb1m \u1edf vi\u1ec7c bi\u1ebft n\u00ean s\u1eed d\u1ee5ng thao t\u00e1c n\u00e0o, theo h\u01b0\u1edbng n\u00e0o v\u00e0 v\u1edbi m\u1ee9c \u0111\u1ed9 ra sao.<\/p>\n\n <p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o t\u00ecm hi\u1ec3u t\u1eebng k\u1ef9 thu\u1eadt, h\u00e3y ghi nh\u1edb nguy\u00ean t\u1eafc v\u00e0ng chi ph\u1ed1i t\u1ea5t c\u1ea3 c\u00e1c k\u1ef9 thu\u1eadt \u0111\u00f3: <strong>m\u00e0u nh\u1ea1t h\u01a1n lu\u00f4n n\u1eb1m \u1edf ph\u1ea7n ch\u1ed3ng l\u00ean nhau<\/strong>. H\u1ec7 th\u1ed1ng th\u1ecb gi\u00e1c c\u1ee7a con ng\u01b0\u1eddi nh\u1eadn bi\u1ebft c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n ch\u1ee7 y\u1ebfu th\u00f4ng qua \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n \u0111\u1ed9 s\u00e1ng. Khi \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a m\u1ed9t h\u00ecnh t\u1ed1i d\u1ecbch chuy\u1ec3n 0,1 mm, m\u1eaft s\u1ebd nh\u1eadn ra. Trong khi \u0111\u00f3, khi \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a m\u1ed9t h\u00ecnh s\u00e1ng d\u1ecbch chuy\u1ec3n c\u00f9ng m\u1ed9t kho\u1ea3ng c\u00e1ch, m\u1eaft l\u1ea1i kh\u00f4ng nh\u1eadn ra. Nguy\u00ean t\u1eafc duy nh\u1ea5t n\u00e0y quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng c\u1ee7a b\u1eaby trong h\u1ea7u nh\u01b0 m\u1ecdi t\u00ecnh hu\u1ed1ng.<\/p>\n\n <p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t khung quy\u1ebft \u0111\u1ecbnh nhanh: n\u1ebfu y\u1ebfu t\u1ed1 c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u1eb1m \u1edf ti\u1ec1n c\u1ea3nh, h\u00e3y s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng \u201cspread\u201d. N\u1ebfu y\u1ebfu t\u1ed1 c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u1eb1m \u1edf h\u1eadu c\u1ea3nh, h\u00e3y s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng \u201cchoke\u201d. N\u1ebfu m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en, h\u00e3y \u01b0u ti\u00ean xem x\u00e9t k\u1ef9 thu\u1eadt in ch\u1ed3ng (overprint) tr\u01b0\u1edbc h\u1ebft. Ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 vi\u1ec7c th\u1ef1c hi\u1ec7n.<\/p>\n\n <div class=\"bp-3-callout\">\n <div class=\"bp-3-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"6\" x2=\"6\" y1=\"3\" y2=\"15\" \/>\n <circle cx=\"18\" cy=\"6\" r=\"3\" \/>\n <circle cx=\"6\" cy=\"18\" r=\"3\" \/>\n <path d=\"M18 9a9 9 0 0 1-9 9\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-3-title\">Khung quy\u1ebft \u0111\u1ecbnh nhanh<\/div>\n <div class=\"bp-3-list\">\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>Ch\u00eanh l\u1ec7ch<\/strong> khi ph\u1ea7n s\u00e1ng h\u01a1n n\u1eb1m \u1edf ti\u1ec1n c\u1ea3nh, h\u00e3y m\u1edf r\u1ed9ng n\u00f3 ra ph\u00eda ngo\u00e0i v\u00e0o ph\u1ea7n n\u1ec1n t\u1ed1i h\u01a1n<\/span>\n <\/div>\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>Choke<\/strong> khi ph\u1ea7n n\u1ec1n c\u00f3 m\u00e0u s\u00e1ng h\u01a1n, h\u00e3y thu nh\u1ecf l\u1ed7 kho\u00e9t v\u00e0o trong \u0111\u1ec3 ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc c\u00f3 m\u00e0u \u0111\u1eadm h\u01a1n l\u00e0m n\u1ed5i b\u1eadt \u0111\u01b0\u1eddng vi\u1ec1n<\/span>\n <\/div>\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>In ch\u1ed3ng<\/strong> khi m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en ho\u1eb7c m\u00e0u kim lo\u1ea1i, h\u00e3y \u0111\u1ec3 m\u1ef1c \u0111\u1eadm h\u01a1n in tr\u1ef1c ti\u1ebfp l\u00ean tr\u00ean m\u00e0 kh\u00f4ng c\u1ea7n lo\u1ea1i b\u1ecf m\u00e0u n\u1ec1n; \u0111i\u1ec1u n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n ranh gi\u1edbi c\u0103n ch\u1ec9nh<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">Ph\u00e2n b\u1ed1: M\u1edf r\u1ed9ng m\u00e0u s\u00e1ng h\u01a1n ra ph\u00eda ngo\u00e0i<\/h3>\n\n <p>Hi\u1ec7u \u1ee9ng \u201cspread\u201d ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3: \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc c\u00f3 m\u00e0u s\u00e1ng h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c ph\u00f3ng to nh\u1eb9 \u0111\u1ec3 ph\u1ea7n r\u00eca c\u1ee7a n\u00f3 v\u01b0\u1ee3t ra ngo\u00e0i ranh gi\u1edbi danh ngh\u0129a v\u00e0 tr\u00e0n sang ph\u1ea7n n\u1ec1n t\u1ed1i h\u01a1n. Trong thu\u1eadt ng\u1eef \u0111\u1ed3 h\u1ecda vector, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 th\u00eam m\u1ed9t n\u00e9t vi\u1ec1n cho \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc, \u0111\u1eb7t m\u00e0u c\u1ee7a n\u00e9t vi\u1ec1n \u0111\u00f3 tr\u00f9ng v\u1edbi m\u00e0u c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc, v\u00e0 thi\u1ebft l\u1eadp ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng.<\/p>\n\n <p>T\u00ecnh hu\u1ed1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t: v\u0103n b\u1ea3n m\u00e0u v\u00e0ng ho\u1eb7c logo m\u00e0u v\u00e0ng n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u xanh \u0111\u1eadm ho\u1eb7c \u0111en. M\u00e0u v\u00e0ng l\u00e0 m\u00e0u s\u00e1ng h\u01a1n, n\u00ean n\u00f3 c\u00f3 xu h\u01b0\u1edbng lan r\u1ed9ng ra ngo\u00e0i. \u0110\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n (th\u01b0\u1eddng l\u00e0 0,08\u20130,16 mm \u0111\u1ed1i v\u1edbi in offset ho\u1eb7c 0,15\u20130,25 mm \u0111\u1ed1i v\u1edbi in flexo) ch\u00ednh l\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n v\u00f4 h\u00ecnh \u0111\u00f3. M\u1eaft ng\u01b0\u1eddi nh\u1eadn th\u1ea5y kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u1eaft ngang qua n\u1ec1n m\u00e0u xanh \u0111\u1eadm r\u00f5 r\u00e0ng h\u01a1n nhi\u1ec1u so v\u1edbi s\u1ef1 d\u00e0y l\u00ean nh\u1eb9 c\u1ee7a m\u1ed9t h\u00ecnh d\u1ea1ng m\u00e0u s\u00e1ng, do \u0111\u00f3, s\u1ef1 lan r\u1ed9ng n\u00e0y s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c ch\u00fa \u00fd \u1edf kho\u1ea3ng c\u00e1ch quan s\u00e1t b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n <p>Chi ph\u00ed v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c: v\u00f9ng ch\u1ed3ng ch\u00e9o tr\u1edf th\u00e0nh m\u1ed9t h\u1ed7n h\u1ee3p c\u00f3 m\u00e0u h\u01a1i \u0111\u1eadm h\u01a1n so v\u1edbi hai m\u00e0u ban \u0111\u1ea7u. \u1ede nh\u1eefng n\u01a1i m\u00e0u v\u00e0ng lan sang m\u00e0u xanh \u0111\u1eadm, v\u00f9ng ch\u1ed3ng ch\u00e9o s\u1ebd mang m\u1ed9t s\u1eafc xanh nh\u1ea1t. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t th\u00f4ng qua vi\u1ec7c gi\u1ea3m \u0111\u1ed9 \u0111\u1eadm m\u00e0u: trong ph\u1ea7n m\u1ec1m trapping chuy\u00ean nghi\u1ec7p, ph\u1ea7n ch\u1ed3ng ch\u00e9o c\u1ee7a m\u1ef1c s\u00e1ng h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c in \u1edf m\u1ee9c 40%-60% so v\u1edbi m\u1eadt \u0111\u1ed9 \u0111\u1ea7y \u0111\u1ee7 (thay v\u00ec 100%), gi\u00fap l\u00e0m m\u1edd s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc cho \u0111\u1ebfn khi n\u00f3 tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 nh\u1eadn ra. T\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m gi\u1ea3m \u0111\u1ed9 \u0111\u1eadm m\u00e0u ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed9 m\u1ef1c, ch\u1ea5t n\u1ec1n v\u00e0 \u0111\u1ed9 r\u1ed9ng v\u00f9ng trapping. C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh cho t\u1eebng c\u00f4ng vi\u1ec7c, kh\u00f4ng ph\u1ea3i l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t l\u1ea7n r\u1ed3i b\u1ecf qua.<\/p>\n\n <p>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng lan t\u1ecfa l\u00e0 gi\u00e1 tr\u1ecb CIELAB L* (\u0111\u1ed9 s\u00e1ng) c\u1ee7a t\u1eebng lo\u1ea1i m\u1ef1c. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u00e1nh gi\u00e1 ch\u1ee7 quan c\u1ee7a b\u1ea1n tr\u00ean m\u00e0n h\u00ecnh ch\u01b0a \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n. Hai m\u00e0u c\u00f3 v\u1ebb t\u01b0\u01a1ng t\u1ef1 nhau v\u1ec1 \u0111\u1ed9 s\u00e1ng khi quan s\u00e1t b\u1eb1ng m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c gi\u00e1 tr\u1ecb L* kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 khi \u0111o b\u1eb1ng quang ph\u1ed5 k\u1ebf, v\u00e0 ch\u00ednh s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng lan t\u1ecfa. N\u1ebfu c\u00f2n nghi ng\u1edd, h\u00e3y ti\u1ebfn h\u00e0nh \u0111o.<\/p>\n\n <h3 class=\"kete-h3\">S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt co r\u00fat \u0111\u1ec3 thu nh\u1ecf n\u1ec1n nh\u1eb1m b\u1ea3o v\u1ec7 vi\u1ec1n<\/h3>\n\n <p>K\u1ef9 thu\u1eadt \u201cchoke\u201d l\u00e0 h\u00ecnh \u1ea3nh ph\u1ea3n chi\u1ebfu c\u1ee7a k\u1ef9 thu\u1eadt \u201cspread\u201d. Thay v\u00ec l\u00e0m to ph\u1ea7n ti\u1ec1n c\u1ea3nh, b\u1ea1n thu nh\u1ecf l\u1ed7 c\u1eaft \u1edf h\u1eadu c\u1ea3nh sao cho \u0111\u1ed1i t\u01b0\u1ee3ng ti\u1ec1n c\u1ea3nh c\u00f3 m\u00e0u t\u1ed1i h\u01a1n nh\u00f4 ra m\u1ed9t ch\u00fat so v\u1edbi l\u1ed7 c\u1eaft d\u00e0nh cho n\u00f3. K\u1ebft qu\u1ea3 th\u1ecb gi\u00e1c l\u00e0 nh\u01b0 nhau (m\u00e0u t\u1ed1i h\u01a1n x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng vi\u1ec1n), nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c hi\u1ec7n kh\u00e1c nhau, v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p nh\u1ea5t \u0111\u1ecbnh, k\u1ef9 thu\u1eadt \u201cchoke\u201d mang l\u1ea1i k\u1ebft qu\u1ea3 g\u1ecdn g\u00e0ng h\u01a1n so v\u1edbi k\u1ef9 thu\u1eadt \u201cspread\u201d.<\/p>\n\n <p>T\u00ecnh hu\u1ed1ng \u201cchoke\u201d \u0111i\u1ec3n h\u00ecnh: m\u1ed9t logo m\u00e0u xanh \u0111\u1eadm n\u1eb1m tr\u00ean n\u1ec1n tr\u1eafng ho\u1eb7c n\u1ec1n r\u1ea5t s\u00e1ng. V\u00ec n\u1ec1n c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u00ean n\u00f3 b\u1ecb \u201cchoke\u201d v\u00e0o trong, khi\u1ebfn l\u1ed7 kho\u00e9t th\u1ef1c t\u1ebf nh\u1ecf h\u01a1n logo m\u1ed9t ch\u00fat. Khi \u0111\u00f3, logo m\u00e0u xanh \u0111\u1eadm s\u1ebd ch\u1ed3ng l\u00ean n\u1ec1n tr\u1eafng m\u1ed9t kho\u1ea3ng b\u1eb1ng chi\u1ec1u r\u1ed9ng c\u1ee7a l\u1ed7 kho\u00e9t, v\u00e0 \u0111\u01b0\u1eddng vi\u1ec1n v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc n\u00e9t.<\/p>\n\n <p>Trong th\u1ef1c t\u1ebf, vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa hi\u1ec7u \u1ee9ng \u201cspread\u201d v\u00e0 \u201cchoke\u201d th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o y\u1ebfu t\u1ed1 n\u00e0o d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh h\u01a1n trong b\u1ea3n v\u1ebd. N\u1ebfu ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc t\u1ed1i l\u00e0 m\u1ed9t h\u00ecnh minh h\u1ecda ph\u1ee9c t\u1ea1p v\u1edbi nhi\u1ec1u \u0111\u01b0\u1eddng d\u1eabn, trong khi ph\u1ea7n n\u1ec1n sau ch\u1ec9 l\u00e0 m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01a1n gi\u1ea3n, th\u00ec vi\u1ec7c thu h\u1eb9p (choke) ph\u1ea7n n\u1ec1n sau s\u1ebd \u0111\u01a1n gi\u1ea3n h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c m\u1edf r\u1ed9ng (spread) h\u00e0ng ch\u1ee5c y\u1ebfu t\u1ed1 ri\u00eang l\u1ebb \u1edf ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc. Gi\u00e1 tr\u1ecb choke th\u01b0\u1eddng nh\u1ecf h\u01a1n 0,02-0,05 mm so v\u1edbi gi\u00e1 tr\u1ecb spread t\u01b0\u01a1ng \u0111\u01b0\u01a1ng cho c\u00f9ng m\u1ed9t c\u00f4ng vi\u1ec7c. \u0110i\u1ec1u n\u00e0y l\u00e0 do s\u1ef1 co l\u1ea1i c\u1ee7a n\u1ec1n d\u1ec5 nh\u1eadn th\u1ea5y h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi s\u1ef1 m\u1edf r\u1ed9ng c\u1ee7a ti\u1ec1n c\u1ea3nh. M\u1eaft ng\u01b0\u1eddi d\u1ec5 d\u00e0ng ch\u1ea5p nh\u1eadn m\u1ed9t h\u00ecnh d\u1ea1ng s\u00e1ng l\u1edbn h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi d\u1ef1 ki\u1ebfn h\u01a1n l\u00e0 m\u1ed9t n\u1ec1n s\u00e1ng d\u01b0\u1eddng nh\u01b0 \u201ctr\u00e0n\u201d v\u00e0o b\u00ean trong xung quanh c\u00e1c h\u00ecnh d\u1ea1ng t\u1ed1i.<\/p>\n\n <p>M\u1ed9t \u0111i\u1ec3m \u0111\u1eb7c th\u00f9 c\u1ee7a k\u1ef9 thu\u1eadt in flexo: khi m\u1ed9t v\u00f9ng m\u00e0u \u0111\u1eadm \u0111\u01b0\u1ee3c in li\u1ec1n k\u1ec1 v\u1edbi m\u1ed9t v\u00f9ng m\u00e0u nh\u1ea1t c\u00f3 hi\u1ec7u \u1ee9ng l\u01b0\u1edbi, hi\u1ec7n t\u01b0\u1ee3ng \u201cchoke\u201d s\u1ebd ng\u0103n kh\u00f4ng cho m\u1ef1c \u0111\u1eadm tr\u00e0n v\u00e0o c\u00e1c ch\u1ea5m l\u01b0\u1edbi t\u1ea1i ranh gi\u1edbi. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed m\u00e0 l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1ec1 qu\u00e1 tr\u00ecnh truy\u1ec1n m\u1ef1c tr\u00ean ph\u01b0\u01a1ng di\u1ec7n v\u1eadt l\u00fd, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn vi\u1ec7c gh\u00e9p m\u00e0u trong in flexo th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi s\u1ef1 can thi\u1ec7p th\u1ee7 c\u00f4ng nhi\u1ec1u h\u01a1n so v\u1edbi in offset.<\/p>\n\n <img decoding=\"async\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2025\/07\/sustainable-printing-methods-2.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; margin: 30px auto; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h3 class=\"kete-h3\">In ch\u1ed3ng khi hai lo\u1ea1i m\u1ef1c c\u00f9ng n\u1eb1m trong c\u00f9ng m\u1ed9t v\u00f9ng<\/h3>\n\n <p>In ch\u1ed3ng l\u00e0 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0, th\u1eadt ngh\u1ecbch l\u00fd, l\u1ea1i l\u00e0 k\u1ef9 thu\u1eadt th\u01b0\u1eddng b\u1ecb s\u1eed d\u1ee5ng sai nh\u1ea5t. Thay v\u00ec t\u1ea1o ra v\u00f9ng ch\u1ed3ng ch\u00e9o t\u1ea1i \u0111\u01b0\u1eddng ranh gi\u1edbi, k\u1ef9 thu\u1eadt in ch\u1ed3ng lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n \u0111\u01b0\u1eddng ranh gi\u1edbi \u0111\u00f3: m\u1ed9t l\u1edbp m\u1ef1c \u0111\u01b0\u1ee3c in tr\u1ef1c ti\u1ebfp l\u00ean tr\u00ean l\u1edbp m\u1ef1c kia, m\u00e0 kh\u00f4ng c\u1ea7n lo\u1ea1i b\u1ecf m\u00e0u n\u1ec1n.<\/p>\n\n <p>M\u1ef1c \u0111en l\u00e0 tr\u01b0\u1eddng h\u1ee3p in ch\u1ed3ng ti\u00eau chu\u1ea9n. M\u00e0u \u0111en \u0111\u1ee7 \u0111\u1ee5c \u0111\u1ec3 che l\u1ea5p m\u1ecdi th\u1ee9 b\u00ean d\u01b0\u1edbi, do \u0111\u00f3 v\u0103n b\u1ea3n m\u00e0u \u0111en v\u00e0 h\u00ecnh v\u1ebd \u0111\u01b0\u1eddng n\u00e9t m\u00e0u \u0111en h\u1ea7u nh\u01b0 lu\u00f4n \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 tr\u1edf n\u00ean ti\u00eau chu\u1ea9n \u0111\u1ebfn m\u1ee9c h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ec1u \u0111\u1eb7t m\u1eb7c \u0111\u1ecbnh l\u00e0 in ch\u1ed3ng m\u00e0u \u0111en, v\u00e0 h\u1ea7u h\u1ebft c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c RIP s\u1ebd t\u1ef1 \u0111\u1ed9ng in ch\u1ed3ng m\u00e0u \u0111en 100% tr\u1eeb khi \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh kh\u00e1c. K\u1ebft qu\u1ea3 l\u00e0: c\u00e1c y\u1ebfu t\u1ed1 m\u00e0u \u0111en kh\u00f4ng bao gi\u1edd t\u1ea1o ra c\u00e1c l\u1ed7 tr\u1ed1ng, do \u0111\u00f3 kh\u00f4ng c\u00f3 g\u00ec b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed.<\/p>\n\n <p>V\u00f9ng nguy hi\u1ec3m x\u1ea3y ra khi c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf ho\u1eb7c quy tr\u00ecnh l\u00e0m vi\u1ec7c t\u1ef1 \u0111\u1ed9ng \u00e1p d\u1ee5ng hi\u1ec7u \u1ee9ng in ch\u1ed3ng l\u00ean c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng ph\u1ea3i m\u00e0u \u0111en. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 in ch\u1ed3ng l\u00ean n\u1ec1n t\u1ed1i s\u1ebd bi\u1ebfn m\u1ea5t ho\u00e0n to\u00e0n. M\u1ef1c tr\u1eafng v\u1eabn \u0111\u01b0\u1ee3c in ra, nh\u01b0ng do c\u00f3 t\u00ednh trong su\u1ed1t n\u00ean n\u1ec1n t\u1ed1i s\u1ebd l\u1ed9 ra ph\u00eda sau v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng s\u1ebd bi\u1ebfn m\u1ea5t khi in. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u v\u00e0ng in ch\u1ed3ng l\u00ean m\u00e0u l\u1ee5c lam s\u1ebd t\u1ea1o ra m\u00e0u xanh l\u00e1 c\u00e2y. Hai m\u00e0u \u0111\u1eb7c in ch\u1ed3ng l\u00ean nhau s\u1ebd t\u1ea1o ra m\u1ed9t m\u00e0u th\u1ee9 ba kh\u00f4ng th\u1ec3 d\u1ef1 \u0111o\u00e1n tr\u01b0\u1edbc m\u00e0 kh\u00f4ng ai ch\u1ec9 \u0111\u1ecbnh. Nh\u1eefng l\u1ed7i n\u00e0y \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o h\u00e0ng nh\u1eefng l\u1ed7i t\u1ed1n k\u00e9m nh\u1ea5t trong qu\u00e1 tr\u00ecnh ti\u1ec1n in: ch\u00fang kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean m\u00e0n h\u00ecnh tr\u1eeb khi t\u00ednh n\u0103ng Xem tr\u01b0\u1edbc in ch\u1ed3ng \u0111\u01b0\u1ee3c b\u1eadt r\u00f5 r\u00e0ng, v\u00e0 ch\u00fang ch\u1ec9 l\u1ed9 ra khi c\u00f4ng vi\u1ec7c \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u00e1y in.<\/p>\n\n <p>M\u1ef1c kim lo\u1ea1i x\u1ee9ng \u0111\u00e1ng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp ri\u00eang. M\u1ef1c kim lo\u1ea1i (v\u00e0ng, b\u1ea1c, \u0111\u1ed3ng) g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n kh\u00f4ng trong su\u1ed1t. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c in ch\u1ed3ng m\u00e0u kh\u00e1c l\u00ean tr\u00ean m\u1ef1c kim lo\u1ea1i. Thay v\u00e0o \u0111\u00f3, t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u li\u1ec1n k\u1ec1 ph\u1ea3i \u0111\u01b0\u1ee3c in l\u1ea5n v\u00e0o m\u1ef1c kim lo\u1ea1i, b\u1ea5t k\u1ec3 \u0111\u1ed9 s\u00e1ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a ch\u00fang. M\u1ef1c kim lo\u1ea1i ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng vi\u1ec1n, kh\u00f4ng c\u00f3 ngo\u1ea1i l\u1ec7.<\/p>\n\n <div class=\"bp-4-warning\">\n <div class=\"bp-4-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"m21.73 18-8-14a2 2 0 0 0-3.48 0l-8 14A2 2 0 0 0 4 21h16a2 2 0 0 0 1.73-3Z\" \/>\n <path d=\"M12 9v4\" \/>\n <path d=\"M12 17h.01\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-4-text\"><strong>L\u1ed7i ti\u1ec1n in \u0111\u1eaft gi\u00e1 nh\u1ea5t:<\/strong> C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng s\u1ebd bi\u1ebfn m\u1ea5t tr\u00ean b\u1ea3n in. M\u1ef1c tr\u1eafng v\u1eabn \u0111\u01b0\u1ee3c in ra, nh\u01b0ng do c\u00f3 t\u00ednh trong m\u1edd n\u00ean n\u1ec1n t\u1ed1i ph\u00eda sau s\u1ebd l\u1ed9 ra, khi\u1ebfn \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng bi\u1ebfn m\u1ea5t v\u00e0 kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean m\u00e0n h\u00ecnh, tr\u1eeb khi t\u00ednh n\u0103ng \u201cXem tr\u01b0\u1edbc in ch\u1ed3ng\u201d \u0111\u01b0\u1ee3c b\u1eadt.<\/div>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">K\u1ef9 thu\u1eadt t\u1ea1o b\u00f3ng trong c\u00e1c quy tr\u00ecnh in: So s\u00e1nh song song<\/h2>\n\n <p>Ph\u1ea7n n\u00e0y l\u00e0 ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a h\u01b0\u1edbng d\u1eabn n\u00e0y v\u00e0, theo ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c bi\u1ebft, \u0111\u00e2y l\u00e0 n\u01a1i duy nh\u1ea5t tr\u00ean m\u1ea1ng so s\u00e1nh song song c\u00e1c y\u00eau c\u1ea7u v\u1ec1 trapping c\u1ee7a c\u1ea3 n\u0103m quy tr\u00ecnh in ch\u00ednh trong m\u1ed9t b\u1ea3ng tham kh\u1ea3o duy nh\u1ea5t.<\/p>\n\n <p>Chi\u1ebfn l\u01b0\u1ee3c b\u1ed1 tr\u00ed khung c\u1eaft c\u1ee7a b\u1ea1n kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n m\u1ec1m thi\u1ebft k\u1ebf. N\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y in m\u00e0 c\u00f4ng vi\u1ec7c s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Tr\u01b0\u1edbc khi xem x\u00e9t b\u1ea3ng so s\u00e1nh d\u01b0\u1edbi \u0111\u00e2y, h\u00e3y tr\u1ea3 l\u1eddi ba c\u00e2u h\u1ecfi v\u1ec1 m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n:<\/p>\n\n <ol>\n <li>M\u00e1y in c\u1ee7a b\u1ea1n l\u00e0 lo\u1ea1i n\u1ea1p t\u1edd r\u1eddi hay n\u1ea1p cu\u1ed9n?<\/li>\n <li>B\u1ea1n \u0111ang in tr\u00ean ch\u1ea5t li\u1ec7u n\u00e0o: gi\u1ea5y tr\u00e1ng ph\u1ee7, m\u00e0ng nh\u1ef1a, b\u00eca s\u00f3ng hay v\u1ea3i?<\/li>\n <li>\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb ti\u00eau bi\u1ec3u c\u1ee7a m\u00e1y in c\u1ee7a qu\u00fd c\u00f4ng ty trong \u0111i\u1ec1u ki\u1ec7n s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng l\u00e0 bao nhi\u00eau (kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m l\u00fd t\u01b0\u1edfng)?<\/li>\n <\/ol>\n\n <p>C\u00e1c c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a b\u1ea1n cho ba c\u00e2u h\u1ecfi n\u00e0y s\u1ebd t\u01b0\u01a1ng \u1ee9ng tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c khuy\u1ebfn ngh\u1ecb v\u1ec1 gi\u00e1 tr\u1ecb b\u1eaby v\u00e0 c\u00e1c l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t trong b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n <div class=\"rich-table\">\n <div class=\"table-wrapper\">\n <table>\n <thead>\n <tr>\n <th>K\u00edch th\u01b0\u1edbc<\/th>\n <th>In offset<\/th>\n <th>Flexography<\/th>\n <th>In \u1ed1ng \u0111\u1ed3ng<\/th>\n <th>K\u1ef9 thu\u1eadt s\u1ed1 (M\u1ef1c b\u1ed9t\/M\u1ef1c in phun)<\/th>\n <th>In l\u1ee5a<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd \u0111i\u1ec3n h\u00ecnh<\/strong><\/td>\n <td>\u00b10,03\u20130,05 mm (in t\u1edd r\u1eddi)<br>\u00b10,05\u20130,08 mm (ph\u1ea7n gi\u1eefa)<\/td>\n <td>\u00b10,10\u20130,20 mm (lo\u1ea1i x\u1ebfp ch\u1ed3ng)<br>\u00b10,05\u20130,10 mm (lo\u1ea1i CI)<\/td>\n <td>\u00b10,05\u20130,10 mm<\/td>\n <td>\u00b10,02\u20130,05 mm (s\u1ef1 l\u1ec7ch v\u1ecb tr\u00ed kh\u00f4ng \u0111\u00e1ng k\u1ec3 gi\u1eefa c\u00e1c m\u00e0u trong c\u00f9ng m\u1ed9t b\u1ed9 in)<\/td>\n <td>\u00b10,20\u20130,50 mm (thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 c\u0103ng c\u1ee7a l\u01b0\u1edbi in v\u00e0 kho\u1ea3ng c\u00e1ch ti\u1ebfp x\u00fac)<\/td>\n <\/tr>\n <tr>\n <td><strong>Chi\u1ec1u r\u1ed9ng b\u1eaby \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/strong><\/td>\n <td>0,08\u20130,16 mm (c\u00f3 l\u1edbp ph\u1ee7)<br>0,10\u20130,20 mm (kh\u00f4ng tr\u00e1ng ph\u1ee7)<\/td>\n <td>0,15\u20130,25 mm (m\u00e0ng\/gi\u1ea5y)<br>0,25\u20130,40 mm (g\u1ee3n s\u00f3ng)<\/td>\n <td>0,10\u20130,20 mm<\/td>\n <td>Th\u00f4ng th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 g\u1ed1c<\/td>\n <td>0,25\u20130,75 pt (v\u1ea3i)<br>0,15\u20130,40 pt (ch\u1ea5t n\u1ec1n c\u1ee9ng)<\/td>\n <\/tr>\n <tr>\n <td><strong>Th\u1eed th\u00e1ch b\u1eaft l\u00f5i<\/strong><\/td>\n <td>S\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa m\u1ef1c v\u00e0 n\u01b0\u1edbc \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc c\u1ee7a ch\u1ea5t n\u1ec1n; hi\u1ec7n t\u01b0\u1ee3ng b\u00e1m m\u1ef1c \u01b0\u1edbt tr\u00ean \u01b0\u1edbt l\u00e0m ph\u1ee9c t\u1ea1p qu\u00e1 tr\u00ecnh in ch\u1ed3ng m\u00e0u<\/td>\n <td>S\u1ef1 gi\u00e3n n\u1edf c\u1ee7a v\u1eadt li\u1ec7u n\u1ec1n v\u00e0 bi\u1ebfn d\u1ea1ng t\u1ea5m l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 chi ph\u1ed1i; m\u00e1y \u00e9p CI duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed t\u1ed1t h\u01a1n so v\u1edbi lo\u1ea1i m\u00e1y \u00e9p x\u1ebfp ch\u1ed3ng<\/td>\n <td>S\u1ef1 m\u00e0i m\u00f2n c\u1ee7a xi lanh m\u1ea1 cr\u00f4m l\u00e0m thay \u0111\u1ed5i th\u1ec3 t\u00edch \u00f4 v\u00e0 \u0111\u1ed9 t\u0103ng \u0111i\u1ec3m trong su\u1ed1t qu\u00e1 tr\u00ecnh in; t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a dung m\u00f4i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 lan t\u1ecfa c\u1ee7a m\u1ef1c<\/td>\n <td>C\u00e1c quy tr\u00ecnh in \u0111i\u1ec7n quang v\u00e0 in phun c\u00f3 th\u1ec3 in t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u ch\u1ec9 trong m\u1ed9t l\u1ea7n qu\u00e9t c\u1ee7a \u0111\u1ea7u in, gi\u00fap lo\u1ea1i b\u1ecf v\u1ea5n \u0111\u1ec1 kh\u1edbp v\u1ecb tr\u00ed gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb in<\/td>\n <td>S\u1ef1 suy gi\u1ea3m \u0111\u1ed9 c\u0103ng c\u1ee7a l\u01b0\u1edbi in v\u00e0 s\u1ef1 thay \u0111\u1ed5i kho\u1ea3ng c\u00e1ch ti\u1ebfp x\u00fac gi\u1eefa c\u00e1c m\u1ebb s\u1ea3n xu\u1ea5t; c\u00e1c l\u1edbp m\u1ef1c d\u00e0y l\u00e0m n\u1ed5i b\u1eadt c\u00e1c sai l\u1ec7ch v\u1ecb tr\u00ed in m\u1ed9t c\u00e1ch r\u00f5 r\u1ec7t<\/td>\n <\/tr>\n <tr>\n <td><strong>M\u1ee9c \u0111\u1ed9 tr\u01b0\u1edfng th\u00e0nh c\u1ee7a t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/strong><\/td>\n <td>C\u00e1c b\u1ed9 x\u1eed l\u00fd gh\u00e9p trang trong RIP (Kodak Prinergy, Heidelberg Prinect, Fuji XMF) c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd t\u1ef1 \u0111\u1ed9ng h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng in offset<\/td>\n <td>Kho\u1ea3ng 50% c\u00f4ng vi\u1ec7c ti\u1ec1n in flexo \u1edf m\u1ee9c \u0111\u1ed9 trung b\u00ecnh \u0111\u00f2i h\u1ecfi ph\u1ea3i th\u1ef1c hi\u1ec7n trapping th\u1ee7 c\u00f4ng ho\u1eb7c c\u00f3 s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a con ng\u01b0\u1eddi; vi\u1ec7c trapping t\u1ef1 \u0111\u1ed9ng th\u01b0\u1eddng kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c b\u1ed1 c\u1ee5c bao b\u00ec ph\u1ee9c t\u1ea1p<\/td>\n <td>C\u00e1c m\u00f4-\u0111un gh\u00e9p m\u00e0u chuy\u00ean d\u1ee5ng cho in \u1ed1ng \u0111\u1ed3ng trong ph\u1ea7n m\u1ec1m ti\u1ec1n in c\u00f3 th\u1ec3 x\u1eed l\u00fd h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng; qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4 v\u00e0 \u0111\u1ed9 t\u0103ng ch\u1ea5m l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 bi\u1ebfn \u0111\u1ed5i quan tr\u1ecdng nh\u1ea5t<\/td>\n <td>C\u00e1c m\u00e1y in k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i r\u1ea5t cao kh\u00f4ng c\u1ea7n th\u1ef1c hi\u1ec7n k\u1ef9 thu\u1eadt trapping gi\u1eefa c\u00e1c m\u00e0u; k\u1ef9 thu\u1eadt trapping ch\u1ec9 c\u1ea7n thi\u1ebft khi s\u1ea3n ph\u1ea9m in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd sau in (v\u00ed d\u1ee5: in k\u1ef9 thu\u1eadt s\u1ed1 k\u1ebft h\u1ee3p v\u1edbi in flexo m\u00e0u \u0111i\u1ec3m)<\/td>\n <td>Hi\u1ec7n nay, ph\u1ea7n l\u1edbn vi\u1ec7c gh\u00e9p m\u00e0u trong in l\u1ee5a \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u1ee7 c\u00f4ng trong c\u00e1c ph\u1ea7n m\u1ec1m thi\u1ebft k\u1ebf (Illustrator, CorelDRAW)<\/td>\n <\/tr>\n <tr>\n <td><strong>Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t<\/strong><\/td>\n <td>In \u01b0\u1edbt tr\u00ean \u01b0\u1edbt \u0111\u00f2i h\u1ecfi ph\u1ea3i x\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng ch\u1ed3ng m\u00e0u \u0111\u1ec3 t\u00ednh \u0111\u1ebfn \u0111\u1ed9 d\u00ednh c\u1ee7a m\u1ef1c v\u00e0 tr\u00ecnh t\u1ef1 chuy\u1ec3n m\u1ef1c<\/td>\n <td>Ph\u1ea3i s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201cKeepaway\/stayaway choke\u201d \u0111\u1ec3 t\u1ea1o ra c\u00e1c vi\u1ec1n \u0111en \u0111\u1eadm; hi\u1ec7u \u1ee9ng l\u00e0m m\u1edd g\u00f3c (vignette) kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ea1t h\u01a1n m\u1ee9c 3-4% dot trong in flexo; m\u00e3 v\u1ea1ch ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng theo chi\u1ec1u cu\u1ed9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng \u0111\u1ecdc<\/td>\n <td>C\u1ea7n s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng tr\u01b0\u1ee3t cho c\u00e1c hi\u1ec7u \u1ee9ng chuy\u1ec3n m\u00e0u; c\u00e1c m\u00e0u kim lo\u1ea1i lu\u00f4n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng hi\u1ec7u \u1ee9ng tr\u01b0\u1ee3t (kh\u00f4ng bao gi\u1edd in ch\u1ed3ng)<\/td>\n <td>N\u1ebfu k\u1ebft h\u1ee3p in k\u1ef9 thu\u1eadt s\u1ed1 v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt ho\u00e0n thi\u1ec7n sau in truy\u1ec1n th\u1ed1ng (ph\u1ee7 vecni flexo, in l\u1ee5a kim lo\u1ea1i), h\u00e3y l\u1ea5y quy tr\u00ecnh ho\u00e0n thi\u1ec7n sau in l\u00e0m ti\u00eau chu\u1ea9n c\u0103n ch\u1ec9nh m\u00e0u<\/td>\n <td>L\u1edbp n\u1ec1n tr\u1eafng \u0111\u1ee5c g\u00e2y bi\u1ebfn d\u1ea1ng nhi\u1ec1u h\u01a1n so v\u1edbi c\u00e1c m\u00e0u ph\u1ee7; gi\u00e1 tr\u1ecb b\u1eaby c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 m\u1ef1c c\u00f3 \u0111\u1ed9 \u0111\u1ee5c cao<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n <p>Ngo\u00e0i nh\u1eefng n\u1ed9i dung \u0111\u00e3 tr\u00ecnh b\u00e0y, c\u00f3 hai nh\u1eadn \u0111\u1ecbnh mang t\u00ednh li\u00ean quy tr\u00ecnh c\u1ea7n \u0111\u01b0\u1ee3c nh\u1ea5n m\u1ea1nh. C\u1ea3 hai \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c quy\u1ebft \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn m\u00e1y m\u00f3c v\u00e0 s\u1ea3n xu\u1ea5t, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf c\u00e1c thi\u1ebft l\u1eadp tr\u01b0\u1edbc khi in.<\/p>\n\n <p>Th\u1ee9 nh\u1ea5t, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u00e1y in flexo ki\u1ec3u in trung t\u00e2m (CI) v\u00e0 m\u00e1y in flexo ki\u1ec3u x\u1ebfp ch\u1ed3ng c\u00f3 \u00fd ngh\u0129a th\u1ef1c s\u1ef1 \u0111\u1ed1i v\u1edbi vi\u1ec7c gh\u00e9p m\u00e0u. M\u00e1y in CI qu\u1ea5n v\u1eadt li\u1ec7u in quanh m\u1ed9t tr\u1ed1ng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn, v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c tr\u1ea1m in \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed xung quanh tr\u1ed1ng \u0111\u00f3. Do v\u1eadt li\u1ec7u in \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh v\u00e0o tr\u1ed1ng, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb gi\u1eefa c\u00e1c tr\u1ea1m th\u01b0\u1eddng cao g\u1ea5p 2\u20133 l\u1ea7n so v\u1edbi m\u00e1y in ki\u1ec3u x\u1ebfp ch\u1ed3ng, n\u01a1i cu\u1ed9n v\u1eadt li\u1ec7u di chuy\u1ec3n gi\u1eefa c\u00e1c tr\u1ea1m \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u0111\u1ed9c l\u1eadp. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u00e1y in flexo CI c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi \u0111\u1ed9 r\u1ed9ng v\u00f9ng gh\u00e9p n\u1eb1m \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t trong ph\u1ea1m vi c\u1ee7a c\u00f4ng ngh\u1ec7 flexo (0,10\u20130,15 mm tr\u00ean m\u00e0ng), trong khi m\u00e1y in x\u1ebfp ch\u1ed3ng tr\u00ean c\u00f9ng lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn 0,20\u20130,25 mm. \u0110\u1ed9 h\u1eb9p c\u1ee7a v\u00f9ng ch\u1ed3ng m\u00e0u do ki\u1ebfn tr\u00fac CI mang l\u1ea1i kh\u00f4ng ch\u1ec9 l\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i trong giai \u0111o\u1ea1n ti\u1ec1n in. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 t\u1ea1o s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t c\u1ea1nh tranh tr\u00ean c\u00e1c th\u1ecb tr\u01b0\u1eddng n\u01a1i ng\u01b0\u1eddi mua \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ef1a tr\u00ean \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ee7a v\u0103n b\u1ea3n nh\u1ecf v\u00e0 \u0111\u1ed9 m\u1ecbn m\u00e0ng c\u1ee7a c\u00e1c chuy\u1ec3n ti\u1ebfp m\u00e0u. M\u1ecdi nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec \u0111\u1ec1u n\u00ean hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 gi\u1eefa ki\u1ebfn tr\u00fac m\u00e1y in v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng in c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0 v\u00e0o thi\u1ebft b\u1ecb.<\/p>\n\n <div class=\"bp-5-stat\">\n <div class=\"bp-5-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"44\" height=\"44\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M22 7 13.5 15.5 8.5 10.5 2 17\" \/>\n <path d=\"M16 7h6v6\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-5-stats\">\n <div class=\"bp-5-stat-item\">\n <div class=\"bp-5-stat-number\">2\u20133\u00d7<\/div>\n <div class=\"bp-5-stat-label\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd cao h\u01a1n \u1edf c\u00f4ng ngh\u1ec7 CI so v\u1edbi c\u00f4ng ngh\u1ec7 in flexo x\u1ebfp ch\u1ed3ng<\/div>\n <\/div>\n <div class=\"bp-5-stat-item\">\n <div class=\"bp-5-stat-number\">0,10\u20130,15 mm<\/div>\n <div class=\"bp-5-stat-label\">Chi\u1ec1u r\u1ed9ng khe h\u1edf tr\u00ean m\u00e1y in flexo CI (m\u00e0ng)<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <p>Th\u1ee9 hai, in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u00e3 lo\u1ea1i b\u1ecf ph\u1ea7n l\u1edbn hi\u1ec7n t\u01b0\u1ee3ng trapping trong qu\u00e1 tr\u00ecnh in. Tuy nhi\u00ean, l\u1eddi h\u1ee9a \u201ckh\u00f4ng c\u1ea7n trapping\u201d s\u1ebd s\u1ee5p \u0111\u1ed5 ngay khi m\u1ed9t c\u00f4ng vi\u1ec7c in k\u1ef9 thu\u1eadt s\u1ed1 ph\u1ea3i tr\u1ea3i qua quy tr\u00ecnh sau in truy\u1ec1n th\u1ed1ng. M\u1ed9t nh\u00e3n m\u00e1c in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp vecni \u0111i\u1ec3m b\u1eb1ng c\u00f4ng ngh\u1ec7 flexo, in \u0111i\u1ec3m nh\u1ea5n kim lo\u1ea1i b\u1eb1ng k\u1ef9 thu\u1eadt in l\u1ee5a ho\u1eb7c d\u1eadp l\u00e1 kim lo\u1ea1i \u0111\u1ec1u y\u00eau c\u1ea7u trapping t\u1ea1i c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac sau in \u0111\u00f3. Trong c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c k\u1ebft h\u1ee3p nh\u01b0 v\u1eady, ti\u00eau chu\u1ea9n tham chi\u1ebfu cho trapping lu\u00f4n l\u00e0 quy tr\u00ecnh truy\u1ec1n th\u1ed1ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i h\u1ec7 th\u1ed1ng in k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n\n <div class=\"bp-cta-mid-banner\">\n <div class=\"bp-cta-mid-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M5 12h14\" \/>\n <path d=\"m12 5 7 7-7 7\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-cta-mid-text\">B\u1ea1n \u0111ang \u0111\u00e1nh gi\u00e1 c\u00e1c lo\u1ea1i m\u00e1y in flexo ho\u1eb7c in \u1ed1ng \u0111\u1ed3ng cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i c\u1ee7a m\u00ecnh? H\u00e3y l\u1ef1a ch\u1ecdn ki\u1ebfn tr\u00fac m\u00e1y in ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u \u1ee9ng trapping c\u1ee7a b\u1ea1n.<\/div>\n <a class=\"bp-cta-mid-button\" href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\" target=\"_self\">So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/a>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">Ti\u00eau chu\u1ea9n v\u1ec1 chi\u1ec1u r\u1ed9ng b\u1eaby: \u0110\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c con s\u1ed1<\/h2>\n\n <p>Hi\u1ec3u bi\u1ebft v\u1ec1 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a k\u1ef9 thu\u1eadt trapping l\u00e0 c\u1ea7n thi\u1ebft nh\u01b0ng ch\u01b0a \u0111\u1ee7. \u0110\u1ebfn m\u1ed9t l\u00fac n\u00e0o \u0111\u00f3, ng\u01b0\u1eddi ta c\u1ea7n ph\u1ea3i x\u00e1c \u0111\u1ecbnh m\u1ed9t con s\u1ed1 c\u1ee5 th\u1ec3 cho \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng trapping, v\u00e0 con s\u1ed1 \u0111\u00f3 ph\u1ea3i ch\u00ednh x\u00e1c. N\u1ebfu qu\u00e1 h\u1eb9p, c\u00e1c khe h\u1edf v\u1eabn c\u00f2n t\u1ed3n t\u1ea1i. N\u1ebfu qu\u00e1 r\u1ed9ng, m\u1ed7i \u0111\u01b0\u1eddng ranh gi\u1edbi m\u00e0u s\u1ebd xu\u1ea5t hi\u1ec7n m\u1ed9t v\u1ea7ng t\u1ed1i r\u00f5 r\u1ec7t. Ph\u1ea7n n\u00e0y tr\u00ecnh b\u00e0y c\u1ea3 c\u01a1 s\u1edf l\u00fd lu\u1eadn l\u1eabn c\u00e1c gi\u00e1 tr\u1ecb tham chi\u1ebfu c\u1ee5 th\u1ec3.<\/p>\n\n <h3 class=\"kete-h3\">L\u00fd lu\u1eadn \u0111\u1eb1ng sau nh\u1eefng con s\u1ed1<\/h3>\n\n <p>Chi\u1ec1u r\u1ed9ng c\u1ee7a b\u1eaby kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn th\u1ea9m m\u1ef9 t\u00f9y ti\u1ec7n. C\u00f3 b\u1ed1n y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh chi\u1ec1u r\u1ed9ng n\u00e0y, v\u00e0 nhi\u1ec7m v\u1ee5 c\u1ee7a b\u1ea1n l\u00e0 hi\u1ec3u r\u00f5 c\u00e1ch m\u1ed7i y\u1ebfu t\u1ed1 l\u00e0m t\u0103ng ho\u1eb7c gi\u1ea3m con s\u1ed1 \u0111\u00f3:<\/p>\n\n <p><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c \u0111\u0103ng k\u00fd b\u00e1o ch\u00ed<\/strong> l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 l\u1ec7ch \u0111\u1ecbnh v\u1ecb \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c \u00b10,05 mm c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng khe h\u1edf nh\u1ecf h\u01a1n so v\u1edbi m\u00e1y in c\u00f3 \u0111\u1ed9 l\u1ec7ch dao \u0111\u1ed9ng l\u00ean \u0111\u1ebfn \u00b10,15 mm. Nguy\u00ean t\u1eafc th\u1ef1c ti\u1ec5n \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn: chi\u1ec1u r\u1ed9ng khe h\u1edf t\u1ed1i thi\u1ec3u ph\u1ea3i g\u1ea5p \u0111\u00f4i \u0111\u1ed9 l\u1ec7ch \u0111\u1ecbnh v\u1ecb t\u1ed1i \u0111a \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c. N\u1ebfu sai s\u1ed1 \u0111\u0103ng k\u00fd trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t trong m\u1ed9t \u0111\u1ee3t s\u1ea3n xu\u1ea5t l\u00e0 0,08 mm, h\u00e3y \u0111\u1eb7t khe h\u1edf \u1edf m\u1ee9c 0,16 mm. \u201cQuy t\u1eafc nh\u00e2n \u0111\u00f4i\u201d n\u00e0y cung c\u1ea5p m\u1ed9t bi\u00ean \u0111\u1ed9 an to\u00e0n \u0111\u1ec3 b\u00f9 \u0111\u1eafp cho s\u1ef1 bi\u1ebfn \u0111\u1ed9ng h\u00e0ng ng\u00e0y, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u00e0 s\u1ef1 hao m\u00f2n d\u1ea7n d\u1ea7n c\u1ee7a m\u00e1y in gi\u1eefa c\u00e1c chu k\u1ef3 b\u1ea3o tr\u00ec.<\/p>\n\n <div class=\"bp-6-callout\">\n <div class=\"bp-6-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <rect width=\"16\" height=\"20\" x=\"4\" y=\"2\" rx=\"2\" \/>\n <line x1=\"8\" x2=\"16\" y1=\"6\" y2=\"6\" \/>\n <line x1=\"8\" x2=\"12\" y1=\"12\" y2=\"12\" \/>\n <line x1=\"14\" x2=\"16\" y1=\"12\" y2=\"12\" \/>\n <line x1=\"8\" x2=\"10\" y1=\"18\" y2=\"18\" \/>\n <line x1=\"14\" x2=\"16\" y1=\"18\" y2=\"18\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-6-title\">C\u00f4ng th\u1ee9c t\u00ednh chi\u1ec1u r\u1ed9ng b\u1eaby<\/div>\n <div class=\"bp-6-formula\">B\u1eaby = 2 \u00d7 Sai l\u1ec7ch \u0111\u0103ng k\u00fd t\u1ed1i \u0111a<\/div>\n <div class=\"bp-6-example\">N\u1ebfu sai s\u1ed1 \u0111\u0103ng k\u00fd l\u1edbn nh\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t l\u00e0 0,08 mm, h\u00e3y thi\u1ebft l\u1eadp b\u1eaby c\u1ee7a b\u1ea1n th\u00e0nh <strong>0,16 mm<\/strong>. Quy t\u1eafc nh\u00e2n \u0111\u00f4i n\u00e0y t\u1ea1o ra m\u1ed9t bi\u00ean \u0111\u1ed9 an to\u00e0n nh\u1eb1m b\u00f9 \u0111\u1eafp cho s\u1ef1 bi\u1ebfn \u0111\u1ed9ng h\u00e0ng ng\u00e0y, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u00e0 s\u1ef1 m\u00e0i m\u00f2n d\u1ea7n d\u1ea7n c\u1ee7a m\u00e1y \u00e9p gi\u1eefa c\u00e1c chu k\u1ef3 b\u1ea3o d\u01b0\u1ee1ng.<\/div>\n <\/div>\n\n <p><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t n\u1ec1n<\/strong> l\u00e0 h\u1ec7 s\u1ed1 nh\u00e2n. \u0110\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t n\u1ec1n \u1ed5n \u0111\u1ecbnh (gi\u1ea5y tr\u00e1ng ph\u1ee7 trong ph\u00f2ng in \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9), h\u00e3y s\u1eed d\u1ee5ng gi\u00e1 tr\u1ecb c\u01a1 b\u1ea3n. \u0110\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t n\u1ec1n kh\u00f4ng \u1ed5n \u0111\u1ecbnh (m\u00e0ng PE m\u1ecfng \u0111\u01b0\u1ee3c x\u1eed l\u00fd trong x\u01b0\u1edfng in flexo kh\u00f4ng c\u00f3 \u0111i\u1ec1u h\u00f2a v\u00e0o m\u00f9a h\u00e8), h\u00e3y c\u1ed9ng th\u00eam t\u1eeb 30% \u0111\u1ebfn 50%. \u0110\u1ed1i v\u1edbi b\u00eca s\u00f3ng \u2013 ch\u1ea5t n\u1ec1n c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc th\u1ea5p nh\u1ea5t trong s\u1ed1 c\u00e1c ch\u1ea5t n\u1ec1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u2013 h\u00e3y nh\u00e2n gi\u00e1 tr\u1ecb c\u01a1 b\u1ea3n l\u00ean g\u1ea5p \u0111\u00f4i.<\/p>\n\n <p><strong>\u0110\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh (lpi)<\/strong> \u0111\u1eb7t ra gi\u1edbi h\u1ea1n t\u1ed1i thi\u1ec3u. \u0110\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng l\u1ea5p \u0111\u1ea7y kh\u00f4ng \u0111\u01b0\u1ee3c h\u1eb9p h\u01a1n \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a m\u1ed9t ch\u1ea5m b\u00e1n s\u1eafc \u0111\u01a1n l\u1ebb \u1edf m\u1eadt \u0111\u1ed9 l\u01b0\u1edbi \u0111ang s\u1eed d\u1ee5ng. \u1ede m\u1eadt \u0111\u1ed9 150 lpi, \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a m\u1ed9t ch\u1ea5m \u0111\u01a1n l\u1ebb l\u00e0 kho\u1ea3ng 0,17 pt (0,06 mm). N\u1ebfu \u0111\u1eb7t \u0111\u1ed9 r\u1ed9ng v\u00f9ng l\u1ea5p \u0111\u1ea7y h\u1eb9p h\u01a1n m\u1ee9c n\u00e0y, ch\u00ednh v\u00f9ng l\u1ea5p \u0111\u1ea7y \u0111\u00f3 s\u1ebd tr\u1edf n\u00ean v\u00f4 h\u00ecnh. N\u00f3 th\u1ef1c s\u1ef1 bi\u1ebfn m\u1ea5t v\u00e0o c\u1ea5u tr\u00fac ch\u1ea5m c\u1ee7a h\u00ecnh \u1ea3nh in.<\/p>\n\n <p><strong>\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc<\/strong> \u0111\u1eb7t ra gi\u1edbi h\u1ea1n v\u1ec1 kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft. C\u00e1c c\u1eb7p m\u00e0u c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao (v\u00e0ng tr\u00ean n\u1ec1n \u0111en, tr\u1eafng tr\u00ean n\u1ec1n xanh h\u1ea3i qu\u00e2n) gi\u00fap m\u1eaft d\u1ec5 nh\u1eadn bi\u1ebft c\u00e1c khe h\u1edf h\u01a1n, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y n\u00ean thi\u1ebft k\u1ebf b\u1eaby r\u1ed9ng h\u01a1n m\u1ed9t ch\u00fat. C\u00e1c c\u1eb7p m\u00e0u c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p (hai m\u00e0u xanh t\u01b0\u01a1ng t\u1ef1 nhau) s\u1ebd l\u00e0m cho ch\u00ednh v\u00f9ng b\u00f9 tr\u1ec5 tr\u1edf n\u00ean d\u1ec5 nh\u1eadn th\u1ea5y h\u01a1n n\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng qu\u00e1 m\u1ee9c, do \u0111\u00f3 c\u1ea7n ph\u1ea3i h\u1ea1n ch\u1ebf. Khi m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en, h\u00e3y t\u0103ng chi\u1ec1u r\u1ed9ng v\u00f9ng b\u00f9 tr\u1ec5 l\u00ean t\u1eeb 1,5 \u0111\u1ebfn 2 l\u1ea7n. S\u1ef1 n\u1ed5i b\u1eadt v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c c\u1ee7a m\u00e0u \u0111en c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng tr\u00ean n\u1ec1n \u0111en s\u1ebd g\u00e2y ch\u00fa \u00fd m\u1ea1nh h\u01a1n b\u1ea5t k\u1ef3 l\u1ed7i \u0111\u0103ng k\u00fd n\u00e0o kh\u00e1c.<\/p>\n\n <h3 class=\"kete-h3\">C\u00e1c gi\u00e1 tr\u1ecb tham chi\u1ebfu d\u00e0nh ri\u00eang cho t\u1eebng quy tr\u00ecnh<\/h3>\n\n <p>B\u1ea3ng tham kh\u1ea3o d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p c\u00e1c gi\u00e1 tr\u1ecb \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u cho c\u00e1c \u0111i\u1ec3m b\u1eaby. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c h\u1eb1ng s\u1ed1 chung cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. Ch\u00fang ch\u1ec9 l\u00e0 c\u00e1c \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u1ec3 hi\u1ec7u chu\u1ea9n. M\u1ed7i x\u01b0\u1edfng in n\u00ean ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m c\u0103n ch\u1ec9nh ri\u00eang v\u00e0 \u0111i\u1ec1u ch\u1ec9nh cho ph\u00f9 h\u1ee3p.<\/p>\n\n <div class=\"rich-table\">\n <div class=\"table-wrapper\">\n <table>\n <thead>\n <tr>\n <th>Quy tr\u00ecnh in \u1ea5n<\/th>\n <th>Lo\u1ea1i ch\u1ea5t n\u1ec1n<\/th>\n <th>\u0110\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh (lpi)<\/th>\n <th>Chi\u1ec1u r\u1ed9ng b\u1eaby khuy\u1ebfn ngh\u1ecb (mm)<\/th>\n <th>Chi\u1ec1u r\u1ed9ng b\u1eaby khuy\u1ebfn ngh\u1ecb (pt)<\/th>\n <th>Ghi ch\u00fa<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>In offset t\u1edd r\u1eddi<\/td>\n <td>Gi\u1ea5y tr\u00e1ng (b\u00f3ng\/l\u1ee5a)<\/td>\n <td>150\u2013175 lpi<\/td>\n <td>0,06\u20130,10 mm<\/td>\n <td>0,17\u20130,28 pt<\/td>\n <td>B\u1eaby nh\u1ecf nh\u1ea5t c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf cho c\u00e1c c\u00f4ng vi\u1ec7c th\u01b0\u01a1ng m\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\n <\/tr>\n <tr>\n <td>In offset t\u1edd r\u1eddi<\/td>\n <td>Gi\u1ea5y kh\u00f4ng tr\u00e1ng<\/td>\n <td>120\u2013150 lpi<\/td>\n <td>0,10\u20130,15 mm<\/td>\n <td>0,28\u20130,43 pt<\/td>\n <td>L\u01b0\u1edbi l\u1ecdc l\u1edbn h\u01a1n gi\u00fap b\u00f9 \u0111\u1eafp cho kh\u1ea3 n\u0103ng th\u1ea5m h\u00fat cao h\u01a1n v\u00e0 s\u1ef1 m\u1ea5t \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc<\/td>\n <\/tr>\n <tr>\n <td>In cu\u1ed9n offset (heatset)<\/td>\n <td>Gi\u1ea5y tr\u00e1ng<\/td>\n <td>133\u2013150 lpi<\/td>\n <td>0,08\u20130,12 mm<\/td>\n <td>0,23\u20130,34 pt<\/td>\n <td>\u0110\u1ed9 c\u0103ng c\u1ee7a b\u0103ng v\u1ea3i t\u1ea1o th\u00eam m\u1ed9t bi\u1ebfn s\u1ed1 c\u0103n ch\u1ec9nh theo chi\u1ec1u d\u1ecdc<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y in Flexo CI<\/td>\n <td>M\u00e0ng (PE, PP, PET)<\/td>\n <td>M\u1ed9t tr\u0103m ba m\u01b0\u01a1i ba d\u00f2ng tr\u00ean m\u1ed7i inch<\/td>\n <td>0,10\u20130,18 mm<\/td>\n <td>0,28\u20130,51 pt<\/td>\n <td>Ki\u1ebfn tr\u00fac CI cho ph\u00e9p thi\u1ebft l\u1eadp c\u00e1c \u0111i\u1ec3m d\u1eebng ch\u00ednh x\u00e1c h\u01a1n so v\u1edbi c\u00f4ng ngh\u1ec7 in flexo d\u1ea1ng ch\u1ed3ng<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y in Flexo CI<\/td>\n <td>Gi\u1ea5y<\/td>\n <td>100\u2013120 lpi<\/td>\n <td>0,12\u20130,20 mm<\/td>\n <td>0,34\u20130,57 pt<\/td>\n <td>Gi\u1ea5y in flexo c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc k\u00e9m h\u01a1n so v\u1edbi m\u00e0ng nh\u1ef1a<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y \u00e9p Flexo Stack<\/td>\n <td>Phim \u1ea3nh<\/td>\n <td>85\u2013110 lpi<\/td>\n <td>0,18\u20130,25 mm<\/td>\n <td>0,51\u20130,71 \u0111i\u1ec3m<\/td>\n <td>S\u1ef1 ch\u00eanh l\u1ec7ch trong qu\u00e1 tr\u00ecnh c\u0103n ch\u1ec9nh m\u00e1y \u00e9p x\u1ebfp ch\u1ed3ng \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 bi\u00ean \u0111\u1ed9 an to\u00e0n l\u1edbn h\u01a1n<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y \u00e9p Flexo Stack<\/td>\n <td>T\u1ea5m b\u00eca s\u00f3ng<\/td>\n <td>55\u201385 lpi<\/td>\n <td>0,25\u20130,40 mm<\/td>\n <td>0,71\u20131,14 \u0111i\u1ec3m<\/td>\n <td>C\u00e1c gi\u00e1 tr\u1ecb b\u1eaby l\u1edbn nh\u1ea5t th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng; m\u1eadt \u0111\u1ed9 l\u01b0\u1edbi th\u00f4 nh\u1ea5t<\/td>\n <\/tr>\n <tr>\n <td>In l\u00f5m<\/td>\n <td>M\u00e0ng (PE, PP, PET)<\/td>\n <td>100\u2013150 lpi<\/td>\n <td>0,10\u20130,18 mm<\/td>\n <td>0,28\u20130,51 pt<\/td>\n <td>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c c\u0103n ch\u1ec9nh trong in \u1ed1ng \u0111\u1ed3ng l\u00e0 t\u1ed1t, nh\u01b0ng qu\u00e1 tr\u00ecnh s\u1ea5y b\u1eb1ng dung m\u00f4i l\u1ea1i g\u00e2y ra s\u1ef1 bi\u1ebfn \u0111\u1ed9ng<\/td>\n <\/tr>\n <tr>\n <td>In l\u00f5m<\/td>\n <td>Gi\u1ea5y<\/td>\n <td>M\u1ed9t tr\u0103m ba m\u01b0\u01a1i ba d\u00f2ng tr\u00ean m\u1ed7i inch<\/td>\n <td>0,12\u20130,20 mm<\/td>\n <td>0,34\u20130,57 pt<\/td>\n <td>Ph\u1ea3i t\u00ednh \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc c\u1ee7a gi\u1ea5y trong qu\u00e1 tr\u00ecnh s\u1ea5y<\/td>\n <\/tr>\n <tr>\n <td>\u0110i\u1ec7n t\u1eed<\/td>\n <td>Kh\u00f4ng \u00e1p d\u1ee5ng (\u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 g\u1ed1c)<\/td>\n <td>Kh\u00f4ng \u00e1p d\u1ee5ng<\/td>\n <td>Kh\u00f4ng b\u1eaft bu\u1ed9c<\/td>\n <td>Kh\u00f4ng b\u1eaft bu\u1ed9c<\/td>\n <td>Ch\u1ec9 c\u1ea7n thi\u1ebft khi \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c quy tr\u00ecnh ho\u00e0n thi\u1ec7n sau in truy\u1ec1n th\u1ed1ng<\/td>\n <\/tr>\n <tr>\n <td>M\u00e0n h\u00ecnh<\/td>\n <td>V\u1ea3i (b\u00f4ng, polyester)<\/td>\n <td>45\u201385 lpi<\/td>\n <td>0,18\u20130,35 mm<\/td>\n <td>T\u1eeb n\u1eeda \u0111i\u1ec3m \u0111\u1ebfn m\u1ed9t \u0111i\u1ec3m<\/td>\n <td>C\u00e1c l\u01b0\u1edbi l\u1ecdc c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n d\u00e0nh cho m\u1ef1c c\u00f3 \u0111\u1ed9 \u0111\u1ee5c cao v\u00e0 m\u1eadt \u0111\u1ed9 m\u1eaft l\u01b0\u1edbi th\u00f4<\/td>\n <\/tr>\n <tr>\n <td>M\u00e0n h\u00ecnh<\/td>\n <td>Ch\u1ea5t n\u1ec1n c\u1ee9ng (acrylic, kim lo\u1ea1i, th\u1ee7y tinh)<\/td>\n <td>65\u2013100 lpi<\/td>\n <td>0,10\u20130,20 mm<\/td>\n <td>0,28\u20130,57 pt<\/td>\n <td>Ch\u1ea5t n\u1ec1n c\u1ee9ng gi\u00fap lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng co gi\u00e3n c\u1ee7a v\u1ea3i; c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng g\u1ea5p ch\u1eb7t h\u01a1n<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">C\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t kh\u00f4ng tu\u00e2n theo quy t\u1eafc<\/h3>\n\n <p>C\u00f3 ba t\u00ecnh hu\u1ed1ng th\u01b0\u1eddng khi\u1ebfn ngay c\u1ea3 nh\u1eefng nh\u00e2n vi\u00ean ti\u1ec1n in gi\u00e0u kinh nghi\u1ec7m c\u0169ng ph\u1ea3i b\u1ea5t ng\u1edd, b\u1edfi ch\u00fang \u0111i ng\u01b0\u1ee3c l\u1ea1i logic th\u00f4ng th\u01b0\u1eddng:<\/p>\n\n <p><strong>M\u00e0u \u0111en \u0111\u1eadm<\/strong> M\u1ef1c \u0111en \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1eb1ng m\u1ed9t t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m m\u00e0u l\u1ee5c lam, \u0111\u1ecf t\u00eda ho\u1eb7c v\u00e0ng \u1edf l\u1edbp d\u01b0\u1edbi \u0111\u1ec3 l\u00e0m t\u0103ng \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c th\u1ecb gi\u00e1c l\u00e0 m\u1ed9t \u201cc\u00e1i b\u1eaby trapping\u201d. V\u1ea5n \u0111\u1ec1 l\u00e0: n\u1ebfu c\u00e1c m\u00e0u CMY \u1edf l\u1edbp d\u01b0\u1edbi lan \u0111\u1ebfn m\u00e9p c\u1ee7a h\u00ecnh \u0111en v\u00e0 m\u00e1y in b\u1ecb l\u1ec7ch, m\u1ed9t vi\u1ec1n m\u00e0u (th\u01b0\u1eddng l\u00e0 l\u1ee5c lam ho\u1eb7c \u0111\u1ecf t\u00eda) s\u1ebd l\u00f3 ra t\u1eeb d\u01b0\u1edbi l\u1edbp m\u1ef1c \u0111en. Gi\u1ea3i ph\u00e1p l\u00e0 s\u1eed d\u1ee5ng v\u00f9ng c\u00e1ch ly (c\u00f2n g\u1ecdi l\u00e0 v\u00f9ng tr\u00e1nh): \u0111\u1ea9y c\u00e1c m\u00e0u CMY n\u1ec1n l\u00f9i l\u1ea1i 0,08\u20130,15 mm so v\u1edbi m\u00e9p h\u00ecnh \u0111en, \u0111\u1ec3 ch\u1ec9 c\u00f3 m\u00e0u \u0111en thu\u1ea7n t\u00fay m\u1edbi x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c. C\u00f4ng th\u1ee9c m\u00e0u \u0111en \u0111\u1eadm ti\u00eau chu\u1ea9n l\u00e0 100K + 40C, nh\u01b0ng c\u00e1c nh\u00e0 in kh\u00e1c nhau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c kh\u00e1c nhau. Lu\u00f4n x\u00e1c nh\u1eadn v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ti\u1ec1n in c\u1ee7a b\u1ea1n.<\/p>\n\n <p><strong>M\u1ef1c kim lo\u1ea1i<\/strong> \u0110\u1ea3o ng\u01b0\u1ee3c quy t\u1eafc \u0111\u1ed9 s\u00e1ng ti\u00eau chu\u1ea9n. M\u1ef1c kim lo\u1ea1i c\u00f3 \u0111\u1ed9 che ph\u1ee7 r\u1ea5t cao. C\u00e1c m\u00e0u li\u1ec1n k\u1ec1 kh\u00f4ng th\u1ec3 in ch\u1ed3ng l\u00ean ch\u00fang v\u00ec kh\u00f4ng c\u00f3 \u0111\u1ed9 trong su\u1ed1t \u0111\u1ec3 t\u1eadn d\u1ee5ng. Thay v\u00e0o \u0111\u00f3, t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u phi kim lo\u1ea1i \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c in l\u1ea5p \u0111\u1ea7y v\u1ec1 ph\u00eda m\u00e0u kim lo\u1ea1i, b\u1ea5t k\u1ec3 m\u00e0u n\u00e0o s\u00e1ng h\u01a1n hay t\u1ed1i h\u01a1n. M\u1ef1c kim lo\u1ea1i ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi tr\u1ef1c quan, kh\u00f4ng c\u00f3 ngo\u1ea1i l\u1ec7. Quy t\u1eafc n\u00e0y \u00e1p d\u1ee5ng nh\u01b0 nhau cho v\u00e0ng, b\u1ea1c v\u00e0 b\u1ea5t k\u1ef3 h\u1ed7n h\u1ee3p kim lo\u1ea1i t\u00f9y ch\u1ec9nh n\u00e0o.<\/p>\n\n <p><strong>\u0110\u1ed9 d\u1ed1c m\u00e0u v\u00e0 hi\u1ec7u \u1ee9ng m\u1edd d\u1ea7n<\/strong> Y\u00eau c\u1ea7u s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u tr\u01b0\u1ee3t (sliding trap) \u2014 m\u1ed9t k\u1ef9 thu\u1eadt m\u00e0 \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng gh\u00e9p thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u d\u00e0i c\u1ee7a d\u1ea3i m\u00e0u, t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi m\u1eadt \u0111\u1ed9 m\u00e0u c\u1ee5c b\u1ed9. \u1ede nh\u1eefng v\u00f9ng d\u1ea3i m\u00e0u t\u1ed1i, v\u00f9ng gh\u00e9p s\u1ebd h\u1eb9p h\u01a1n; \u1edf nh\u1eefng v\u00f9ng d\u1ea3i m\u00e0u nh\u1ea1t d\u1ea7n, v\u00f9ng gh\u00e9p s\u1ebd r\u1ed9ng h\u01a1n. Qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n n\u00e0y kh\u00e1 ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n tr\u1ef1c ti\u1ebfp trong Adobe Illustrator hay InDesign. Vi\u1ec7c n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 ph\u1ea7n m\u1ec1m gh\u00e9p m\u00e0u chuy\u00ean d\u1ee5ng (Esko ArtPro+, Kodak Prinergy, Hybrid PACKZ ho\u1eb7c c\u00e1c ph\u1ea7n m\u1ec1m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng) v\u1edbi c\u00e1c thu\u1eadt to\u00e1n gh\u00e9p m\u00e0u nh\u1eadn bi\u1ebft \u0111\u1ed9 d\u1ed1c m\u00e0u. Trong in flexo, c\u00f3 m\u1ed9t quy t\u1eafc b\u1ed5 sung v\u1ec1 \u0111\u1ed9 d\u1ed1c m\u00e0u: kh\u00f4ng bao gi\u1edd l\u00e0m m\u1edd hi\u1ec7u \u1ee9ng vignette xu\u1ed1ng d\u01b0\u1edbi \u0111\u1ed9 ph\u1ee7 ch\u1ea5m 3-4%. C\u00e1c t\u1ea5m in flexo kh\u00f4ng th\u1ec3 gi\u1eef c\u00e1c ch\u1ea5m d\u01b0\u1edbi ng\u01b0\u1ee1ng n\u00e0y m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady, v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u201cli\u00ean k\u1ebft ch\u1ea5m\u201d (dot bridging) x\u1ea3y ra s\u1ebd t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee9ng, kh\u00f3 coi \u1edf n\u01a1i m\u00e0 \u0111\u1ed9 d\u1ed1c m\u00e0u l\u1ebd ra ph\u1ea3i m\u1edd d\u1ea7n m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u1ec1 0.<\/p>\n\n <div class=\"bp-7-grid\">\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\" \/>\n <path d=\"m9 12 2 2 4-4\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">M\u00e0u \u0111en \u0111\u1eadm<\/div>\n <div class=\"bp-7-card-text\">S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201ckeepaway\u201d (stayaway): thu h\u1eb9p c\u00e1c m\u00e0u CMY n\u1ec1n l\u1ea1i 0,08\u20130,15 mm so v\u1edbi m\u00e9p m\u00e0u \u0111en \u0111\u1ec3 ch\u1ec9 c\u00f3 m\u00e0u \u0111en thu\u1ea7n t\u00fay m\u1edbi x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi hi\u1ec3n th\u1ecb.<\/div>\n <\/div>\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"12\" cy=\"12\" r=\"10\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">M\u1ef1c kim lo\u1ea1i<\/div>\n <div class=\"bp-7-card-text\">T\u1ea5t c\u1ea3 c\u00e1c m\u00e0u phi kim lo\u1ea1i \u0111\u1ec1u ph\u1ea3i c\u00f3 xu h\u01b0\u1edbng chuy\u1ec3n sang m\u00e0u kim lo\u1ea1i, b\u1ea5t k\u1ec3 \u0111\u1ed9 s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o. M\u1ef1c kim lo\u1ea1i l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh ranh gi\u1edbi th\u1ecb gi\u00e1c.<\/div>\n <\/div>\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"4\" x2=\"4\" y1=\"21\" y2=\"14\" \/>\n <line x1=\"4\" x2=\"4\" y1=\"10\" y2=\"3\" \/>\n <line x1=\"12\" x2=\"12\" y1=\"21\" y2=\"11\" \/>\n <line x1=\"12\" x2=\"12\" y1=\"7\" y2=\"3\" \/>\n <line x1=\"20\" x2=\"20\" y1=\"21\" y2=\"16\" \/>\n <line x1=\"20\" x2=\"20\" y1=\"12\" y2=\"3\" \/>\n <circle cx=\"4\" cy=\"14\" r=\"2\" \/>\n <circle cx=\"12\" cy=\"11\" r=\"2\" \/>\n <circle cx=\"20\" cy=\"16\" r=\"2\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">\u0110\u1ed9 d\u1ed1c<\/div>\n <div class=\"bp-7-card-text\">S\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc tr\u01b0\u1ee3t c\u00f3 \u0111\u1ed9 r\u1ed9ng thay \u0111\u1ed5i d\u1ecdc theo \u0111\u1ed9 d\u1ed1c, t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi m\u1eadt \u0111\u1ed9 m\u00e0u c\u1ee5c b\u1ed9. Y\u00eau c\u1ea7u ph\u1ea7n m\u1ec1m x\u1eed l\u00fd b\u1ed9 l\u1ecdc chuy\u00ean d\u1ee5ng v\u1edbi c\u00e1c thu\u1eadt to\u00e1n nh\u1eadn di\u1ec7n \u0111\u1ed9 d\u1ed1c.<\/div>\n <\/div>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u1ea1i sao vi\u1ec7c \u0111\u1eb7t b\u1eaby l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi l\u1ee3i nhu\u1eadn r\u00f2ng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t<\/h2>\n\n <p>Vi\u1ec7c gh\u00e9p m\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt h\u1eb9p. \u0110\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a nh\u00e2n vi\u00ean ti\u1ec1n in, \u0111\u01b0\u1ee3c x\u1eed l\u00fd trong giai \u0111o\u1ea1n t\u1eeb khi nh\u1eadn t\u1ec7p \u0111\u1ebfn khi xu\u1ea5t b\u1ea3n in. Tuy nhi\u00ean, khi nh\u00ecn t\u1eeb g\u00f3c \u0111\u1ed9 kinh t\u1ebf s\u1ea3n xu\u1ea5t, vi\u1ec7c gh\u00e9p m\u00e9p l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed. N\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m, hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng m\u00e1y m\u00f3c, chu k\u1ef3 ph\u00ea duy\u1ec7t c\u1ee7a kh\u00e1ch h\u00e0ng, v\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec \u0111\u1ea7u t\u01b0 v\u00e0o thi\u1ebft b\u1ecb m\u1edbi, n\u00f3 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ee3i nhu\u1eadn d\u00e0i h\u1ea1n t\u1eeb quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0 v\u1ed1n c\u00f3 gi\u00e1 tr\u1ecb l\u00ean \u0111\u1ebfn s\u00e1u ho\u1eb7c b\u1ea3y con s\u1ed1.<\/p>\n\n <img decoding=\"async\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2024\/10\/Gravure-Printing-vs-Flexo.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; margin: 30px auto; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h3 class=\"kete-h3\">Chi ph\u00ed th\u1ef1c s\u1ef1 c\u1ee7a vi\u1ec7c \u0111\u1eb7t b\u1eaby kh\u00f4ng \u0111\u00fang c\u00e1ch<\/h3>\n\n <p>H\u00e3y xem x\u00e9t m\u1ed9t d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i flexo \u0111ang th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c in 6 m\u00e0u tr\u00ean m\u00e0ng PE m\u1ecfng v\u1edbi t\u1ed1c \u0111\u1ed9 200 m\/ph\u00fat. M\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec linh ho\u1ea1t \u0111i\u1ec3n h\u00ecnh c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n t\u1eeb 30 \u0111\u1ebfn 50 c\u00f4ng vi\u1ec7c nh\u01b0 v\u1eady m\u1ed7i th\u00e1ng tr\u00ean nhi\u1ec1u m\u00e1y in. N\u1ebfu \u0111\u1ed9 ch\u1ed3ng m\u00e0u li\u00ean t\u1ee5c b\u1ecb thi\u1ebfu so v\u1edbi y\u00eau c\u1ea7u, d\u00f9 ch\u1ec9 0,05 mm, th\u00ec c\u0169ng kh\u00f4ng m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 c\u00e1c khe h\u1edf m\u00e0u tr\u1eafng xu\u1ea5t hi\u1ec7n. M\u1ed9t \u0111\u1ee3t t\u0103ng \u0111\u1ed9t bi\u1ebfn v\u1ec1 \u0111\u1ed9 c\u0103ng. M\u1ed9t s\u1ef1 thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 \u1ea9m. M\u1ed9t t\u1ea5m b\u1ea3n in c\u0169 \u0111\u00e3 m\u1ea5t \u0111i m\u1ed9t ph\u1ea7n \u0111\u1ed9 c\u1ee9ng. Khi c\u00e1c khe h\u1edf xu\u1ea5t hi\u1ec7n, to\u00e0n b\u1ed9 \u0111o\u1ea1n cu\u1ed9n \u0111\u00f3 s\u1ebd b\u1ecb lo\u1ea1i b\u1ecf.<\/p>\n\n <p>D\u1eef li\u1ec7u ng\u00e0nh cho th\u1ea5y t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m trong in \u1ea5n bao b\u00ec trung b\u00ecnh dao \u0111\u1ed9ng t\u1eeb 3% \u0111\u1ebfn 5% so v\u1edbi t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng v\u1eadt li\u1ec7u, trong \u0111\u00f3 c\u00e1c l\u1ed7i li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed (bao g\u1ed3m c\u1ea3 l\u1ed7i trapping) chi\u1ebfm kho\u1ea3ng 20% \u0111\u1ebfn 30% trong t\u1ed5ng l\u01b0\u1ee3ng ph\u1ebf ph\u1ea9m \u0111\u00f3. \u0110\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 ch\u1ebf bi\u1ebfn quy m\u00f4 trung b\u00ecnh x\u1eed l\u00fd 500.000 m\u00e9t tuy\u1ebfn t\u00ednh m\u00e0ng m\u1ed7i th\u00e1ng v\u1edbi chi ph\u00ed nguy\u00ean li\u1ec7u trung b\u00ecnh l\u00e0 $0,15 m\u1ed7i m\u00e9t, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 ch\u1ec9 ri\u00eang ch\u1ea5t th\u1ea3i nguy\u00ean li\u1ec7u li\u00ean quan \u0111\u1ebfn vi\u1ec7c c\u0103n ch\u1ec9nh \u0111\u00e3 l\u00ean t\u1edbi $4.500-$11.250 m\u1ed7i th\u00e1ng. Con s\u1ed1 n\u00e0y ch\u01b0a bao g\u1ed3m chi ph\u00ed nh\u00e2n c\u00f4ng cho vi\u1ec7c l\u00e0m l\u1ea1i, th\u1eddi gian m\u00e1y m\u00f3c b\u1ecb m\u1ea5t do ph\u1ea3i kh\u1edfi \u0111\u1ed9ng l\u1ea1i, hay \u0111i\u1ec1u \u0111au l\u00f2ng nh\u1ea5t l\u00e0 s\u1ef1 m\u1ea5t l\u00f2ng tin c\u1ee7a kh\u00e1ch h\u00e0ng khi l\u00f4 h\u00e0ng b\u1ecb tr\u00ec ho\u00e3n do ph\u1ea3i in l\u1ea1i \u0111\u01a1n h\u00e0ng.<\/p>\n\n <div class=\"bp-8-stat\">\n <div class=\"bp-8-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"12\" x2=\"12\" y1=\"2\" y2=\"22\" \/>\n <path d=\"M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-8-stat-number\">$4,500-$11,250<\/div>\n <div class=\"bp-8-stat-label\">l\u01b0\u1ee3ng ph\u1ebf li\u1ec7u h\u00e0ng th\u00e1ng do l\u1ed7i trong qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd<\/div>\n <div class=\"bp-8-stat-note\">\u0111\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 m\u00e1y chuy\u1ec3n \u0111\u1ed5i quy m\u00f4 trung b\u00ecnh v\u1edbi c\u00f4ng su\u1ea5t 500.000 m\u00e9t tuy\u1ebfn t\u00ednh\/th\u00e1ng<\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a thi\u1ebft b\u1ecb nh\u01b0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c b\u1eaby<\/h3>\n\n <p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t m\u1ed1i quan h\u1ec7 hi\u1ebfm khi \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp nh\u01b0ng l\u1ea1i c\u00f3 \u00fd ngh\u0129a s\u00e2u s\u1eafc \u0111\u1ed1i v\u1edbi c\u00e1c quy\u1ebft \u0111\u1ecbnh mua s\u1eafm m\u00e1y m\u00f3c: \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb c\u1ee7a m\u00e1y in v\u00e0 \u0111\u1ed9 r\u1ed9ng v\u00f9ng ch\u1ed3ng l\u1ea5n c\u00f3 m\u1ed1i quan h\u1ec7 ngh\u1ecbch \u0111\u1ea3o. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,05 mm c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u00f9ng ch\u1ed3ng l\u1ea5n 0,10 mm. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,15 mm c\u1ea7n v\u00f9ng ch\u1ed3ng l\u1ea5n 0,30 mm. S\u1ef1 ch\u00eanh l\u1ec7ch n\u00e0y (0,20 mm ch\u1ed3ng l\u1ea5n th\u00eam) c\u00f3 th\u1ec3 nghe c\u00f3 v\u1ebb kh\u00f4ng \u0111\u00e1ng k\u1ec3, nh\u01b0ng n\u00f3 tr\u1ef1c ti\u1ebfp gi\u1edbi h\u1ea1n m\u1ee9c \u0111\u1ed9 chi ti\u1ebft t\u1ed1i thi\u1ec3u c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c. Ch\u1eef nh\u1ecf, c\u00e1c v\u00f9ng in ng\u01b0\u1ee3c nh\u1ecf, \u0111\u01b0\u1eddng n\u00e9t tinh t\u1ebf v\u00e0 c\u00e1c b\u1ea3n in l\u01b0\u1edbi c\u00f3 LPI cao \u0111\u1ec1u tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c khi \u0111\u1ed9 ch\u1ed3ng l\u1ea5n chi\u1ebfm m\u1ed9t ph\u1ea7n \u0111\u00e1ng k\u1ec3 so v\u1edbi k\u00edch th\u01b0\u1edbc chi ti\u1ebft.<\/p>\n\n <p>\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1c ki\u1ebfn tr\u00fac m\u00e1y in c\u0169ng \u0111\u1ed3ng ngh\u0129a, m\u1ed9t c\u00e1ch ng\u1ea7m \u0111\u1ecbnh, v\u1edbi vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u1ea1m vi ch\u1ea5t l\u01b0\u1ee3ng in m\u00e0 nh\u00e0 ch\u1ebf bi\u1ebfn c\u00f3 th\u1ec3 cung c\u1ea5p. C\u00e1c m\u00e1y in flexo CI, v\u1edbi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t ch\u1ea5t li\u1ec7u in b\u1eb1ng tr\u1ed1ng \u0111\u01a1n, lu\u00f4n mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd cao h\u01a1n 2-3 l\u1ea7n so v\u1edbi c\u00e1c m\u00e1y in ki\u1ec3u x\u1ebfp ch\u1ed3ng. Kho\u1ea3ng c\u00e1ch ch\u1ed3ng m\u00e0u h\u1eb9p h\u01a1n nh\u1edd ki\u1ebfn tr\u00fac CI kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t ti\u1ec7n \u00edch trong giai \u0111o\u1ea1n ti\u1ec1n in. \u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 t\u1ea1o s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t c\u1ea1nh tranh tr\u00ean c\u00e1c th\u1ecb tr\u01b0\u1eddng n\u01a1i ng\u01b0\u1eddi mua \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ef1a tr\u00ean \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ee7a v\u0103n b\u1ea3n nh\u1ecf v\u00e0 \u0111\u1ed9 m\u1ecbn m\u00e0ng c\u1ee7a s\u1ef1 chuy\u1ec3n m\u00e0u. T\u01b0\u01a1ng t\u1ef1, c\u00e1c m\u00e1y in \u1ed1ng \u0111\u1ed3ng hi\u1ec7n \u0111\u1ea1i \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng servo v\u1edbi t\u00ednh n\u0103ng ki\u1ec3m so\u00e1t \u0111\u0103ng k\u00fd t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,05 mm tr\u00ean to\u00e0n b\u1ed9 cu\u1ed9n gi\u1ea5y, cho ph\u00e9p c\u00e1c gi\u00e1 tr\u1ecb kho\u1ea3ng c\u00e1ch ch\u1ed3ng m\u00e0u \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t trong ph\u1ea1m vi in \u1ed1ng \u0111\u1ed3ng v\u00e0 m\u1edf r\u1ed9ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c cho m\u1ed7i c\u00f4ng vi\u1ec7c.<\/p>\n\n <p>Khi l\u1ef1a ch\u1ecdn m\u00e1y in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng, vi\u1ec7c \u0111\u00e1nh gi\u00e1 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb c\u1ee7a m\u00e1y in v\u00e0, quan tr\u1ecdng h\u01a1n, t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb trong th\u1ef1c t\u1ebf qua c\u00e1c \u0111\u1ee3t in k\u00e9o d\u00e0i c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o qu\u00e1 tr\u00ecnh \u0111\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt, b\u00ean c\u1ea1nh c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u1ed1c \u0111\u1ed9, chi\u1ec1u r\u1ed9ng v\u00e0 c\u00f4ng su\u1ea5t m\u00e1y s\u1ea5y. Chi\u1ec1u r\u1ed9ng v\u00f9ng ch\u1ed3ng m\u00e0u m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y in m\u00e0 b\u1ea1n \u0111\u1ea7u t\u01b0. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u00e1y m\u00f3c t\u00f9y ch\u1ec9nh v\u1edbi c\u00e1c d\u00e2y chuy\u1ec1n thi\u1ebft b\u1ecb \u0111\u00f3ng g\u00f3i linh ho\u1ea1t tr\u1ecdn g\u00f3i c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c nh\u00e0 gia c\u00f4ng \u0111\u00e1nh gi\u00e1 c\u00e1c bi\u1ebfn s\u1ed1 n\u00e0y trong giai \u0111o\u1ea1n x\u00e1c \u0111\u1ecbnh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, t\u1eeb \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh ki\u1ebfn tr\u00fac m\u00e1y in sao cho ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00f4ng vi\u1ec7c in \u1ea5n m\u1ee5c ti\u00eau.<\/p>\n\n <h3 class=\"kete-h3\">X\u00e2y d\u1ef1ng ti\u00eau chu\u1ea9n v\u1ec1 vi\u1ec7c ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd c\u00e1c h\u00e0nh vi sai tr\u00e1i trong t\u1ed5 ch\u1ee9c c\u1ee7a b\u1ea1n<\/h3>\n\n <p>Bi\u1ec7n ph\u00e1p mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao nh\u1ea5t m\u00e0 h\u1ea7u h\u1ebft c\u00e1c doanh nghi\u1ec7p in \u1ea5n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u1ec3 ki\u1ec3m so\u00e1t chi ph\u00ed trapping l\u1ea1i ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed: \u0111\u00f3 l\u00e0 l\u1eadp th\u00e0nh v\u0103n b\u1ea3n m\u1ed9t ti\u00eau chu\u1ea9n v\u1ec1 trapping. M\u1ed9t t\u00e0i li\u1ec7u d\u00e0i m\u1ed9t trang, trong \u0111\u00f3 quy \u0111\u1ecbnh c\u1ee5 th\u1ec3 \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng trapping theo t\u1eebng lo\u1ea1i m\u00e1y in, t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u in v\u00e0 t\u1eebng t\u00ecnh hu\u1ed1ng m\u00e0u s\u1eafc, s\u1ebd bi\u1ebfn vi\u1ec7c trapping t\u1eeb s\u1ef1 ph\u00e1n \u0111o\u00e1n ch\u1ee7 quan c\u1ee7a t\u1eebng nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh th\u00e0nh m\u1ed9t t\u00e0i s\u1ea3n c\u1ee7a t\u1ed5 ch\u1ee9c.<\/p>\n\n <p>M\u1ed9t ti\u00eau chu\u1ea9n trapping ph\u1ea3i bao g\u1ed3m, \u00edt nh\u1ea5t: \u0111\u1ed9 r\u1ed9ng trapping m\u1eb7c \u0111\u1ecbnh cho t\u1eebng t\u1ed5 h\u1ee3p m\u00e1y in \u2013 v\u1eadt li\u1ec7u in trong x\u01b0\u1edfng c\u1ee7a qu\u00fd v\u1ecb; th\u00f4ng s\u1ed1 kho\u1ea3ng c\u00e1ch an to\u00e0n cho c\u00e1c v\u00f9ng m\u00e0u \u0111en \u0111\u1eadm; quy t\u1eafc trapping \u0111\u1ed1i v\u1edbi m\u1ef1c kim lo\u1ea1i; t\u1ef7 l\u1ec7 ch\u1ea5m t\u1ed1i thi\u1ec3u cho c\u00e1c v\u00f9ng chuy\u1ec3n m\u00e0u trong in flexo; v\u00e0 h\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng r\u1eb1ng b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7 n\u00e0o c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi gi\u00e1m s\u00e1t ph\u00ea duy\u1ec7t. T\u00e0i li\u1ec7u n\u00e0y kh\u00f4ng c\u1ea7n ph\u1ea3i d\u00e0i, nh\u01b0ng ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eadp ra, c\u00f3 s\u1eb5n t\u1ea1i khu v\u1ef1c s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t.<\/p>\n\n <div class=\"bp-9-checklist\">\n <div class=\"bp-9-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"m3 17 2 2 4-4\" \/>\n <path d=\"m3 7 2 2 4-4\" \/>\n <path d=\"M13 6h8\" \/>\n <path d=\"M13 12h8\" \/>\n <path d=\"M13 18h8\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-9-title\">5 m\u1eb7t h\u00e0ng ti\u00eau chu\u1ea9n cho d\u1ee5ng c\u1ee5 b\u1eaby c\u1ee7a b\u1ea1n<\/div>\n <div class=\"bp-9-list\">\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Chi\u1ec1u r\u1ed9ng khe \u00e9p m\u1eb7c \u0111\u1ecbnh cho t\u1eebng t\u1ed5 h\u1ee3p m\u00e1y \u00e9p - v\u1eadt li\u1ec7u trong x\u01b0\u1edfng c\u1ee7a b\u1ea1n<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Keepaway \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u00e0u \u0111en \u0111\u1eadm<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Quy t\u1eafc in ch\u1ed3ng cho m\u1ef1c kim lo\u1ea1i<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>T\u1ef7 l\u1ec7 ch\u1ea5m t\u1ed1i thi\u1ec3u cho c\u00e1c hi\u1ec7u \u1ee9ng chuy\u1ec3n m\u00e0u trong in flexo (kh\u00f4ng bao gi\u1edd th\u1ea5p h\u01a1n 3-4%)<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>H\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng r\u1eb1ng b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7 n\u00e0o c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi gi\u00e1m s\u00e1t ph\u00ea duy\u1ec7t<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <p>K\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c: \u00edt ph\u1ea3i d\u1eebng m\u00e1y in h\u01a1n do v\u1ea5n \u0111\u1ec1 trapping, gi\u1ea3m l\u00e3ng ph\u00ed nguy\u00ean li\u1ec7u khi \u0111i\u1ec1u ch\u1ec9nh b\u1eaby theo ph\u01b0\u01a1ng ph\u00e1p th\u1eed v\u00e0 sai, t\u0103ng t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd ti\u1ec1n in (ng\u01b0\u1eddi v\u1eadn h\u00e0nh tu\u00e2n th\u1ee7 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt thay v\u00ec ph\u1ea3i t\u1ef1 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh cho t\u1eebng t\u1ec7p tin), v\u00e0 t\u1ea1o l\u1ee3i th\u1ebf h\u01a1n trong c\u00e1c cu\u1ed9c trao \u0111\u1ed5i v\u1edbi kh\u00e1ch h\u00e0ng. C\u00e2u n\u00f3i \u201cCh\u00fang t\u00f4i in theo c\u00e1c ti\u00eau chu\u1ea9n trapping \u0111\u00e3 \u0111\u01b0\u1ee3c ghi ch\u00e9p r\u00f5 r\u00e0ng\u201d mang l\u1ea1i s\u1ee9c n\u1eb7ng trong qu\u00e1 tr\u00ecnh ki\u1ec3m to\u00e1n nh\u00e0 cung c\u1ea5p, \u0111i\u1ec1u m\u00e0 c\u00e2u \u201cnh\u00e2n vi\u00ean c\u1ee7a ch\u00fang t\u00f4i bi\u1ebft m\u00ecnh \u0111ang l\u00e0m g\u00ec\u201d kh\u00f4ng th\u1ec3 s\u00e1nh \u0111\u01b0\u1ee3c.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n\n <ol>\n <li>Hi\u1ec7p h\u1ed9i K\u1ef9 thu\u1eadt In Flexo (FTA). \u201cC\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 dung sai \u0111\u1ea7u ti\u00ean v\u1ec1 t\u00e1i t\u1ea1o h\u00ecnh \u1ea3nh in flexo.\u201d <a href=\"https:\/\/www.flexography.org\/\">https:\/\/www.flexography.org\/<\/a><\/li>\n <li>Kodak. \u201cC\u00f4ng c\u1ee5 Trap trong quy tr\u00ecnh l\u00e0m vi\u1ec7c Prinergy.\u201d <a href=\"https:\/\/workflowhelp.kodak.com\/\">https:\/\/workflowhelp.kodak.com\/<\/a><\/li>\n <li>Adobe Systems. \u201cH\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt trapping.\u201d <a href=\"https:\/\/www.adobe.com\/studio\/print\/pdf\/trapping.pdf\">https:\/\/www.adobe.com\/studio\/print\/pdf\/trapping.pdf<\/a><\/li>\n <li>ISO. \u201cISO 12647-2: C\u00f4ng ngh\u1ec7 \u0111\u1ed3 h\u1ecda \u2013 Ki\u1ec3m so\u00e1t quy tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00e1c b\u1ea3n t\u00e1ch m\u00e0u b\u00e1n s\u1eafc.\u201d <a href=\"https:\/\/www.iso.org\/standard\/75372.html\">https:\/\/www.iso.org\/standard\/75372.html<\/a><\/li>\n <li>Smithers. \u201cT\u01b0\u01a1ng lai c\u1ee7a ng\u00e0nh in bao b\u00ec \u0111\u1ebfn n\u0103m 2028.\u201d <a href=\"https:\/\/www.smithers.com\/\">https:\/\/www.smithers.com\/<\/a><\/li>\n <li>T\u1ea1p ch\u00ed In l\u1ee5a. \u201cC\u00e1ch t\u1ea1o khung cho b\u1ea3n v\u1ebd trong in l\u1ee5a.\u201d <a href=\"https:\/\/screenprintingmag.com\/how-to-trap-artwork-for-screen-printing-4-essential-steps-to-avoid-gaps-and-misregistration\/\">https:\/\/screenprintingmag.com\/how-to-trap-artwork-for-screen-printing-4-essential-steps-to-avoid-gaps-and-misregistration\/<\/a><\/li>\n <li>Algonquin Design. \u201cB\u1eaby.\u201d <a href=\"https:\/\/cg.algonquindesign.ca\/information\/trapping\">https:\/\/cg.algonquindesign.ca\/information\/trapping<\/a><\/li>\n <li>KETE GROUP. \u201cM\u00e1y in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng.\u201d <a href=\"https:\/\/www.ketegroup.com\/vn\">https:\/\/www.ketegroup.com\/<\/a><\/li>\n <li>KETE GROUP. \u201cLi\u00ean h\u1ec7.\u201d <a href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\">https:\/\/www.ketegroup.com\/contact\/<\/a><\/li>\n <\/ol>\n\n <div class=\"bp-cta-end-callout\">\n <div class=\"bp-cta-end-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"48\" height=\"48\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <rect width=\"20\" height=\"16\" x=\"2\" y=\"4\" rx=\"2\" \/>\n <path d=\"m22 7-8.97 5.7a1.94 1.94 0 0 1-2.06 0L2 7\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-cta-end-title\">M\u00e1y in Flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng t\u00f9y ch\u1ec9nh cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i c\u1ee7a qu\u00fd kh\u00e1ch<\/div>\n <div class=\"bp-cta-end-subtitle\">Gi\u1ea3i ph\u00e1p tr\u1ecdn g\u00f3i t\u1eeb t\u01b0 v\u1ea5n \u0111\u1ebfn d\u1ecbch v\u1ee5 h\u1eadu m\u00e3i. Gi\u00e1 b\u00e1n tr\u1ef1c ti\u1ebfp t\u1eeb nh\u00e0 m\u00e1y, v\u1edbi h\u01a1n 30 n\u0103m kinh nghi\u1ec7m s\u1ea3n xu\u1ea5t \u0111\u1eb1ng sau m\u1ed7i chi\u1ebfc m\u00e1y.<\/div>\n <a class=\"bp-cta-end-button\" href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\" target=\"_self\">\u0110\u0103ng k\u00fd t\u01b0 v\u1ea5n<\/a>\n <\/div>\n\n <\/article>\n <\/div>\n<\/body>\n\n<\/html>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e9p d\u00e0nh cho chuy\u00ean gia in \u1ea5n: C\u01a1 ch\u1ebf, ti\u00eau chu\u1ea9n v\u00e0 so s\u00e1nh theo t\u1eebng quy tr\u00ecnh H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng hai m\u1ea3nh gh\u00e9p \u0111\u01b0\u1ee3c c\u1eaft sao cho kh\u1edbp ch\u00ednh x\u00e1c m\u00e9p n\u00e0y v\u1edbi m\u00e9p kia. Tr\u00ean b\u00e0n, ch\u00fang kh\u1edbp v\u1edbi nhau ho\u00e0n h\u1ea3o. Nh\u01b0ng n\u1ebfu b\u00e0n ch\u1ec9 d\u1ecbch chuy\u1ec3n m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a milimet, khe h\u1edf gi\u1eefa ch\u00fang s\u1ebd l\u1ed9 ra v\u00e0 h\u00ecnh \u1ea3nh b\u1ecb \u0111\u1ee9t \u0111o\u1ea1n. \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e9p ra \u0111\u1eddi \u0111\u1ec3 [\u2026]<\/p>","protected":false},"author":1,"featured_media":28147,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Trapping Printing Explained: The Professional Guide","_seopress_titles_desc":"Master trapping printing with our expert guide. Learn essential prepress techniques to eliminate misregistration and ensure flawless print results. Read now!","_seopress_robots_index":"","footnotes":""},"categories":[30,73,31,67],"tags":[],"class_list":["post-29428","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-flexo-printing-machines","category-recent-blogs","category-rotogravure-printing-machines","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/comments?post=29428"}],"version-history":[{"count":6,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428\/revisions"}],"predecessor-version":[{"id":29643,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428\/revisions\/29643"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media\/28147"}],"wp:attachment":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media?parent=29428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/categories?post=29428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/tags?post=29428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":29428,"date":"2026-06-15T15:26:08","date_gmt":"2026-06-15T07:26:08","guid":{"rendered":"https:\/\/www.ketegroup.com\/?p=29428"},"modified":"2026-07-13T13:53:19","modified_gmt":"2026-07-13T05:53:19","slug":"trapping-printing-guide","status":"publish","type":"post","link":"https:\/\/www.ketegroup.com\/vn\/huong-dan-in-an-bang-ky-thuat-bay-muc\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u d\u00e0nh cho chuy\u00ean gia in \u1ea5n: C\u01a1 ch\u1ebf, ti\u00eau chu\u1ea9n v\u00e0 so s\u00e1nh theo t\u1eebng quy tr\u00ecnh"},"content":{"rendered":"\n\n\n\n \n \n H\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u d\u00e0nh cho chuy\u00ean gia in \u1ea5n: C\u01a1 ch\u1ebf, ti\u00eau chu\u1ea9n v\u00e0 so s\u00e1nh theo t\u1eebng quy tr\u00ecnh<\/title>\n<\/head>\n\n<body>\n <div class=\"bd-post\">\n <style>\n @import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Slab:wght@600&family=Roboto:wght@400;700&display=swap');\n \n .bd-post {\n --bp-margin: 1.5em;\n --bp-padding: 20px;\n --color-primary: #136AD5;\n --color-primary-hover: #0072FF;\n --color-accent: #FF6A00;\n --color-text: #333333;\n --color-text-secondary: #666666;\n --color-heading: #040202;\n --color-white: #FFFFFF;\n --color-near-black: #031008;\n --color-bg-body: #FAFAFA;\n --color-bg-primary: #031008;\n --color-bg-accent: #136AD5;\n --color-bg-soft: #BDD0E5;\n --color-border: #D7E7F2;\n \n \/* NEW VARIABLES *\/\n --kete-font-primary: 'Roboto', sans-serif;\n --kete-font-secondary: 'Roboto Slab', serif;\n --kete-text-main: #333333;\n --kete-heading: #040202;\n \n font-family: var(--kete-font-primary);\n font-size: 16px;\n line-height: 1.8;\n color: var(--kete-text-main);\n font-weight: 400;\n font-style: normal;\n width: 100%;\n box-sizing: border-box;\n }\n \n \/* === URL overflow baseline === *\/\n .bd-post a {\n overflow-wrap: anywhere;\n word-break: break-word;\n }\n .bd-post p,\n .bd-post li {\n overflow-wrap: break-word;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n line-height: 1.8;\n font-style: normal;\n color: var(--kete-text-main);\n }\n \n \/* === Article wrapper === *\/\n .bd-post .bd-post-article {\n width: 100%;\n margin: 0 auto;\n }\n \n \/* === Typography: H2 & .kete-h2 === *\/\n .bd-post h2,\n .bd-post .kete-h2 {\n font-family: var(--kete-font-primary);\n font-size: 32px;\n font-weight: 700;\n line-height: 1.1;\n color: var(--kete-heading);\n margin-top: 60px;\n margin-bottom: 25px;\n letter-spacing: -0.5px;\n \n \/* Optional structural properties *\/\n position: relative;\n overflow: visible;\n z-index: 1;\n }\n \n \/* Adjust first H2 margin to minimize gap *\/\n .bd-post h2:first-of-type,\n .bd-post .kete-h2:first-of-type {\n margin-top: 15px; \n }\n \n .bd-post .intro-image {\n margin: 15px auto !important; \/* Compress image margin for smaller gap *\/\n }\n \n \/* === Typography: H3 & .kete-h3 === *\/\n .bd-post h3,\n .bd-post .kete-h3 {\n font-family: var(--kete-font-secondary);\n font-size: 24px;\n font-weight: 600;\n line-height: 1.3;\n color: var(--kete-heading);\n margin-top: 45px;\n margin-bottom: 20px;\n }\n \n \/* === Typography: H4 === *\/\n .bd-post h4 {\n font-family: var(--kete-font-primary);\n font-size: 20px;\n font-weight: 700;\n line-height: 1.3;\n color: var(--kete-heading);\n }\n \n \/* === Prose elements: color & font only no margin\/padding === *\/\n .bd-post p {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n line-height: 1.8;\n color: var(--kete-text-main);\n margin-top: 0;\n margin-bottom: 15px; \/* Control standard paragraph gaps *\/\n }\n .bd-post p:first-of-type {\n margin-top: 0;\n }\n .bd-post strong {\n font-weight: 700;\n }\n \n \/* === Blockquotes === *\/\n .bd-post blockquote {\n border-left: 3px solid var(--color-primary);\n background: transparent;\n font-style: italic;\n font-weight: 400;\n color: var(--kete-text-main);\n padding-left: 20px;\n margin-left: 0;\n margin-right: 0;\n }\n \n \/* === Lists === *\/\n .bd-post ul,\n .bd-post ol {\n padding-left: 1.5em;\n }\n .bd-post ul { list-style: disc; }\n .bd-post ol { list-style: decimal; }\n .bd-post li {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--kete-text-main);\n }\n \n \/* === Code === *\/\n .bd-post code {\n background: #F5F8FA;\n font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;\n padding: 2px 6px;\n border-radius: 3px;\n font-size: 0.9em;\n }\n \n \/* === Horizontal rules === *\/\n .bd-post hr {\n border: none;\n height: 1px;\n background: var(--color-border);\n margin: 30px 0;\n }\n \n \/* === Images === *\/\n .bd-post img {\n max-width: 100%;\n height: auto;\n }\n \n \/* === Tables (global prose) === *\/\n .bd-post .table-wrapper {\n overflow-x: auto;\n margin: var(--bp-margin) 0;\n }\n .bd-post .table-wrapper table {\n width: 100%;\n border-collapse: collapse;\n font-size: 14px;\n }\n .bd-post .table-wrapper th {\n background: var(--color-bg-primary);\n color: var(--color-white);\n font-family: var(--kete-font-primary);\n font-weight: 600;\n font-size: 14px;\n padding: 12px 16px;\n text-transform: uppercase;\n letter-spacing: 0.05em;\n text-align: left;\n white-space: nowrap;\n }\n .bd-post .table-wrapper td {\n padding: 10px 16px;\n border-bottom: 1px solid var(--color-border);\n vertical-align: top;\n font-size: 14px;\n }\n .bd-post .table-wrapper tr:nth-child(even) td {\n background: rgba(19, 106, 213, 0.03);\n }\n \n \/* === Rich Element Tables === *\/\n .bd-post .rich-table { margin: var(--bp-margin) 0; }\n \n \/* === BP Container Base === *\/\n .bd-post .bp-1-callout,\n .bd-post .bp-2-grid,\n .bd-post .bp-3-callout,\n .bd-post .bp-4-warning,\n .bd-post .bp-5-stat,\n .bd-post .bp-6-callout,\n .bd-post .bp-7-grid,\n .bd-post .bp-8-stat,\n .bd-post .bp-9-checklist,\n .bd-post .bp-cta-mid-banner,\n .bd-post .bp-cta-end-callout {\n margin: var(--bp-margin) 0;\n padding: var(--bp-padding);\n border-radius: 8px;\n box-sizing: border-box;\n }\n \n \/* === BP-1: Golden Rule Callout === *\/\n .bd-post .bp-1-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n gap: 1.25em;\n align-items: flex-start;\n }\n .bd-post .bp-1-icon {\n flex-shrink: 0;\n width: 44px;\n height: 44px;\n color: var(--color-primary);\n }\n .bd-post .bp-1-icon svg {\n width: 44px;\n height: 44px;\n }\n .bd-post .bp-1-content { flex: 1; }\n .bd-post .bp-1-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 0.5em;\n }\n .bd-post .bp-1-text {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.7;\n }\n \n \/* === BP-2: Misregistration Causes Grid === *\/\n .bd-post .bp-2-grid {\n background: var(--color-bg-soft);\n color: var(--color-text);\n display: grid;\n grid-template-columns: 1fr 1fr 1fr;\n gap: 1.25em;\n }\n .bd-post .bp-2-card {\n background: rgba(255,255,255,0.5);\n border-radius: 6px;\n padding: 16px;\n }\n .bd-post .bp-2-card-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-2-card-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-2-card-title {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 6px;\n }\n .bd-post .bp-2-card-text {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: var(--color-text-secondary);\n line-height: 1.6;\n }\n \n \/* === BP-3: Decision Framework === *\/\n .bd-post .bp-3-callout {\n background: var(--color-bg-accent);\n color: var(--color-white);\n }\n .bd-post .bp-3-icon {\n width: 36px;\n height: 36px;\n color: var(--color-white);\n margin-bottom: 12px;\n }\n .bd-post .bp-3-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-3-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 14px;\n }\n .bd-post .bp-3-list {\n display: flex;\n flex-direction: column;\n gap: 10px;\n }\n .bd-post .bp-3-item {\n display: flex;\n gap: 10px;\n align-items: flex-start;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.6;\n }\n .bd-post .bp-3-item svg {\n width: 18px;\n height: 18px;\n flex-shrink: 0;\n margin-top: 3px;\n color: rgba(255,255,255,0.8);\n }\n \n \/* === BP-4: Warning === *\/\n .bd-post .bp-4-warning {\n background: var(--color-bg-soft);\n color: var(--color-text);\n border-left: 3px solid var(--color-accent);\n display: flex;\n flex-direction: row;\n gap: 1em;\n align-items: flex-start;\n padding: 16px 20px;\n }\n .bd-post .bp-4-icon {\n width: 24px;\n height: 24px;\n flex-shrink: 0;\n color: var(--color-accent);\n }\n .bd-post .bp-4-icon svg {\n width: 24px;\n height: 24px;\n }\n .bd-post .bp-4-text {\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-text);\n line-height: 1.7;\n }\n \n \/* === BP-5: CI Flexo Stat === *\/\n .bd-post .bp-5-stat {\n background: var(--color-bg-accent);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n gap: 1.5em;\n align-items: center;\n }\n .bd-post .bp-5-icon {\n width: 44px;\n height: 44px;\n flex-shrink: 0;\n color: var(--color-white);\n }\n .bd-post .bp-5-icon svg {\n width: 44px;\n height: 44px;\n }\n .bd-post .bp-5-stats {\n display: flex;\n flex-direction: row;\n gap: 2em;\n flex: 1;\n }\n .bd-post .bp-5-stat-item { flex: 1; }\n .bd-post .bp-5-stat-number {\n font-family: var(--kete-font-primary);\n font-size: 48px;\n font-weight: 700;\n color: var(--color-white);\n line-height: 1.1;\n margin-bottom: 4px;\n }\n .bd-post .bp-5-stat-label {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: rgba(255,255,255,0.85);\n line-height: 1.5;\n }\n \n \/* === BP-6: Trap Width Formula === *\/\n .bd-post .bp-6-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n }\n .bd-post .bp-6-icon {\n width: 36px;\n height: 36px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-6-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-6-title {\n font-family: var(--kete-font-primary);\n font-size: 22px;\n font-weight: 700;\n color: var(--color-white);\n margin-bottom: 14px;\n }\n .bd-post .bp-6-formula {\n font-family: var(--kete-font-primary);\n font-size: 28px;\n font-weight: 700;\n color: var(--color-primary);\n background: rgba(255,255,255,0.1);\n padding: 14px 18px;\n border-radius: 6px;\n display: inline-block;\n margin-bottom: 12px;\n line-height: 1.3;\n letter-spacing: 0.5px;\n }\n .bd-post .bp-6-example {\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: rgba(255,255,255,0.85);\n line-height: 1.7;\n }\n \n \/* === BP-7: Special Cases Grid === *\/\n .bd-post .bp-7-grid {\n background: var(--color-bg-soft);\n color: var(--color-text);\n display: grid;\n grid-template-columns: 1fr 1fr 1fr;\n gap: 1.25em;\n }\n .bd-post .bp-7-card {\n background: rgba(255,255,255,0.5);\n border-radius: 6px;\n padding: 16px;\n }\n .bd-post .bp-7-card-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-7-card-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-7-card-title {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 6px;\n }\n .bd-post .bp-7-card-text {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: var(--color-text-secondary);\n line-height: 1.6;\n }\n \n \/* === BP-8: Waste Cost Stat === *\/\n .bd-post .bp-8-stat {\n background: var(--color-bg-primary);\n color: var(--color-white);\n text-align: center;\n }\n .bd-post .bp-8-icon {\n width: 40px;\n height: 40px;\n color: var(--color-primary);\n margin: 0 auto 10px;\n }\n .bd-post .bp-8-icon svg {\n width: 40px;\n height: 40px;\n }\n .bd-post .bp-8-stat-number {\n font-family: var(--kete-font-primary);\n font-size: 56px;\n font-weight: 700;\n color: var(--color-primary);\n line-height: 1.1;\n margin-bottom: 8px;\n }\n .bd-post .bp-8-stat-label {\n font-family: var(--kete-font-primary);\n font-size: 18px;\n font-weight: 500;\n color: var(--color-white);\n margin-bottom: 4px;\n }\n .bd-post .bp-8-stat-note {\n font-family: var(--kete-font-primary);\n font-size: 14px;\n font-weight: 400;\n color: rgba(255,255,255,0.7);\n }\n \n \/* === BP-9: Trapping Standard Checklist === *\/\n .bd-post .bp-9-checklist {\n background: var(--color-bg-soft);\n color: var(--color-text);\n }\n .bd-post .bp-9-icon {\n width: 32px;\n height: 32px;\n color: var(--color-primary);\n margin-bottom: 10px;\n }\n .bd-post .bp-9-icon svg {\n width: 32px;\n height: 32px;\n }\n .bd-post .bp-9-title {\n font-family: var(--kete-font-primary);\n font-size: 20px;\n font-weight: 700;\n color: var(--color-text);\n margin-bottom: 14px;\n }\n .bd-post .bp-9-list {\n display: flex;\n flex-direction: column;\n gap: 8px;\n }\n .bd-post .bp-9-item {\n display: flex;\n gap: 10px;\n align-items: flex-start;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 400;\n color: var(--color-text);\n line-height: 1.6;\n }\n .bd-post .bp-9-item svg {\n width: 18px;\n height: 18px;\n flex-shrink: 0;\n margin-top: 3px;\n color: var(--color-primary);\n }\n \n \/* === BP-cta-mid: Banner === *\/\n .bd-post .bp-cta-mid-banner {\n background: var(--color-bg-accent);\n color: var(--color-white);\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 1.5em;\n }\n .bd-post .bp-cta-mid-icon {\n width: 36px;\n height: 36px;\n flex-shrink: 0;\n color: var(--color-white);\n }\n .bd-post .bp-cta-mid-icon svg {\n width: 36px;\n height: 36px;\n }\n .bd-post .bp-cta-mid-text {\n flex: 1;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: var(--color-white);\n line-height: 1.6;\n }\n .bd-post .bp-cta-mid-button {\n display: inline-block;\n font-family: var(--kete-font-primary);\n font-size: 15px;\n font-weight: 600;\n color: var(--color-primary);\n background: var(--color-white);\n padding: 12px 22px;\n border-radius: 6px;\n text-decoration: none;\n white-space: nowrap;\n transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;\n flex-shrink: 0;\n }\n .bd-post .bp-cta-mid-button:hover {\n background: var(--color-near-black);\n color: var(--color-white);\n transform: translateY(-1px);\n }\n \n \/* === BP-cta-end: Final Callout === *\/\n .bd-post .bp-cta-end-callout {\n background: var(--color-bg-primary);\n color: var(--color-white);\n text-align: center;\n }\n .bd-post .bp-cta-end-icon {\n width: 48px;\n height: 48px;\n color: var(--color-primary);\n margin: 0 auto 14px;\n }\n .bd-post .bp-cta-end-icon svg {\n width: 48px;\n height: 48px;\n }\n .bd-post .bp-cta-end-title {\n font-family: var(--kete-font-primary);\n font-size: 26px;\n font-weight: 700;\n color: var(--color-white);\n line-height: 1.3;\n margin-bottom: 10px;\n }\n .bd-post .bp-cta-end-subtitle {\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 400;\n color: rgba(255,255,255,0.8);\n line-height: 1.6;\n max-width: 520px;\n margin: 0 auto 20px;\n }\n .bd-post .bp-cta-end-button {\n display: inline-block;\n font-family: var(--kete-font-primary);\n font-size: 16px;\n font-weight: 600;\n color: var(--color-near-black);\n background: var(--color-white);\n padding: 14px 28px;\n border-radius: 6px;\n text-decoration: none;\n transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;\n }\n .bd-post .bp-cta-end-button:hover {\n background: var(--color-bg-accent);\n color: var(--color-white);\n transform: translateY(-1px);\n }\n \n \/* === Entrance Animations === *\/\n @keyframes fadeUp {\n 0% { opacity: 0; transform: translateY(20px); }\n 100% { opacity: 1; transform: translateY(0); }\n }\n \n .bd-post .bp-1-callout,\n .bd-post .bp-2-grid,\n .bd-post .bp-3-callout,\n .bd-post .bp-4-warning,\n .bd-post .bp-5-stat,\n .bd-post .bp-6-callout,\n .bd-post .bp-7-grid,\n .bd-post .bp-8-stat,\n .bd-post .bp-9-checklist,\n .bd-post .bp-cta-mid-banner,\n .bd-post .bp-cta-end-callout {\n animation: fadeUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) backwards;\n }\n .bd-post .bp-1-callout { animation-delay: 0.08s; }\n .bd-post .bp-2-grid { animation-delay: 0.16s; }\n .bd-post .bp-3-callout { animation-delay: 0.24s; }\n .bd-post .bp-4-warning { animation-delay: 0.32s; }\n .bd-post .bp-5-stat { animation-delay: 0.40s; }\n .bd-post .bp-6-callout { animation-delay: 0.48s; }\n .bd-post .bp-7-grid { animation-delay: 0.56s; }\n .bd-post .bp-8-stat { animation-delay: 0.64s; }\n .bd-post .bp-9-checklist { animation-delay: 0.72s; }\n .bd-post .bp-cta-mid-banner { animation-delay: 0.44s; }\n .bd-post .bp-cta-end-callout { animation-delay: 0.80s; }\n \n \/* === Mobile Adaptation === *\/\n @media (max-width: 768px) {\n .bd-post {\n --bp-margin: 1em;\n --bp-padding: 16px;\n }\n \n \/* Scaled font sizes for H2, H3 elements *\/\n .bd-post h2, .bd-post .kete-h2 { font-size: 48px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 30px; }\n .bd-post h4 { font-size: 19px; }\n \n \/* BP-5 stat number mobile *\/\n .bd-post .bp-5-stat-number { font-size: 28px; }\n \n \/* BP-8 stat number mobile *\/\n .bd-post .bp-8-stat-number { font-size: 28px; }\n \n \/* BP grids collapse to single column *\/\n .bd-post .bp-2-grid {\n grid-template-columns: 1fr;\n }\n .bd-post .bp-7-grid {\n grid-template-columns: 1fr;\n }\n \n \/* BP-5 stats stack vertically *\/\n .bd-post .bp-5-stats {\n flex-direction: column;\n gap: 1em;\n }\n \n \/* BP-1 and BP-cta-mid stack vertically *\/\n .bd-post .bp-1-callout {\n flex-direction: column;\n }\n .bd-post .bp-cta-mid-banner {\n flex-direction: column;\n text-align: center;\n }\n .bd-post .bp-cta-end-title {\n font-size: 21px;\n }\n \n \/* CTA buttons full-width on mobile *\/\n .bd-post .bp-cta-mid-button,\n .bd-post .bp-cta-end-button {\n width: 100%;\n text-align: center;\n box-sizing: border-box;\n }\n \n \/* Tables: ensure th text wraps instead of forcing wide columns *\/\n .bd-post .table-wrapper th {\n white-space: normal;\n }\n \n \/* BP-6 formula wraps properly *\/\n .bd-post .bp-6-formula {\n display: block;\n text-align: center;\n }\n \n \/* BP-4 warning icon gets smaller *\/\n .bd-post .bp-4-warning {\n flex-direction: column;\n }\n }\n \n @media (max-width: 480px) {\n .bd-post h2, .bd-post .kete-h2 { font-size: 36px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 26px; }\n }\n \n @media (max-width: 320px) {\n .bd-post h2, .bd-post .kete-h2 { font-size: 30px; }\n .bd-post h3, .bd-post .kete-h3 { font-size: 22px; }\n }\n \n <\/style>\n\n <article class=\"bd-post-article\">\n\n <p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng hai m\u1ea3nh gh\u00e9p \u0111\u01b0\u1ee3c c\u1eaft sao cho kh\u1edbp ho\u00e0n h\u1ea3o v\u1edbi nhau t\u1eeb m\u00e9p n\u00e0y sang m\u00e9p kia. Tr\u00ean b\u00e0n, ch\u00fang kh\u1edbp v\u1edbi nhau m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. Nh\u01b0ng n\u1ebfu chi\u1ebfc b\u00e0n ch\u1ec9 d\u1ecbch chuy\u1ec3n m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a milim\u00e9t, khe h\u1edf gi\u1eefa ch\u00fang s\u1ebd l\u1ed9 ra v\u00e0 h\u00ecnh \u1ea3nh b\u1ecb gi\u00e1n \u0111o\u1ea1n. \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt \u201ctrapping\u201d \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft trong in \u1ea5n.<\/p>\n\n <p>M\u1ed7i c\u00f4ng vi\u1ec7c in nhi\u1ec1u m\u00e0u \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng nhi\u1ec1u t\u1ea5m in, l\u01b0\u1edbi in ho\u1eb7c tr\u1ea1m in \u0111\u1ec3 in c\u00e1c m\u00e0u kh\u00e1c nhau trong c\u00e1c l\u1ea7n in ri\u00eang bi\u1ec7t. Kh\u00f4ng c\u00f3 m\u00e1y in n\u00e0o tr\u00ean th\u1ebf gi\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 kh\u1edbp m\u00e0u ho\u00e0n h\u1ea3o trong su\u1ed1t to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh in. K\u1ef9 thu\u1eadt \u201ctrapping\u201d \u2014 t\u1ee9c l\u00e0 t\u1ea1o ra nh\u1eefng v\u00f9ng ch\u1ed3ng ch\u00e9o nh\u1ecf c\u00f3 ch\u1ee7 \u0111\u00edch gi\u1eefa c\u00e1c m\u00e0u li\u1ec1n k\u1ec1 \u2014 gi\u00fap ng\u0103n ch\u1eb7n nh\u1eefng sai l\u1ec7ch \u0111\u1ed9 kh\u1edbp m\u00e0u kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi bi\u1ebfn th\u00e0nh nh\u1eefng kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean b\u1ea3n in cu\u1ed1i c\u00f9ng. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi ti\u1ebft trang tr\u00ed trong thi\u1ebft k\u1ebf. \u0110\u00e2y l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n\n <p>T\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn n\u00e0y bao qu\u00e1t to\u00e0n b\u1ed9 quy tr\u00ecnh thu gom, t\u1eeb c\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n cho \u0111\u1ebfn c\u00e1c ti\u00eau chu\u1ea9n c\u1ee5 th\u1ec3 cho t\u1eebng quy tr\u00ecnh, k\u00e8m theo ph\u1ea7n so s\u00e1nh gi\u1eefa c\u00e1c quy tr\u00ecnh m\u00e0 b\u1ea1n s\u1ebd kh\u00f4ng t\u00ecm th\u1ea5y \u1edf b\u1ea5t k\u1ef3 \u0111\u00e2u kh\u00e1c tr\u00ean c\u00f9ng m\u1ed9t trang. D\u00f9 b\u1ea1n \u0111ang v\u1eadn h\u00e0nh m\u00e1y in flexo, qu\u1ea3n l\u00fd kh\u00e2u ti\u1ec1n in cho in offset, hay \u0111\u00e1nh gi\u00e1 thi\u1ebft b\u1ecb cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i, t\u00e0i li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c vi\u1ebft d\u00e0nh ri\u00eang cho b\u1ea1n.<\/p>\n\n <img decoding=\"async\" class=\"intro-image\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2025\/07\/sustainable-printing-methods-1.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h2 class=\"kete-h2\">\u201cTrapping\u201d trong in \u1ea5n l\u00e0 g\u00ec?<\/h2>\n\n <p>K\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201ccolor trapping\u201d, \u201cspreads\u201d v\u00e0 \u201cchokes\u201d trong thu\u1eadt ng\u1eef ti\u1ec1n in c\u1ee7a Trung Qu\u1ed1c) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ti\u1ec1n in nh\u1eb1m t\u1ea1o ra s\u1ef1 ch\u1ed3ng ch\u00e9o nh\u1ecf c\u00f3 ch\u1ee7 \u0111\u00edch gi\u1eefa hai m\u00e0u li\u1ec1n k\u1ec1 trong b\u1ea3n thi\u1ebft k\u1ebf in. M\u1ee5c \u0111\u00edch duy nh\u1ea5t c\u1ee7a k\u1ef9 thu\u1eadt n\u00e0y l\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng kh\u00f3 coi, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cflashes\u201d ho\u1eb7c \u201chalos\u201d, t\u1ea1i c\u00e1c ranh gi\u1edbi m\u00e0u khi m\u00e1y in kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi vi\u1ec7c l\u1ec7ch kh\u1ecfi v\u1ecb tr\u00ed \u0111\u0103ng k\u00fd ho\u00e0n h\u1ea3o.<\/p>\n\n <p>\u0110\u1ec3 hi\u1ec3u t\u1ea1i sao k\u1ef9 thu\u1eadt trapping l\u1ea1i c\u1ea7n thi\u1ebft, b\u1ea1n c\u1ea7n hi\u1ec3u kh\u00e1i ni\u1ec7m \u0111\u1ed1i l\u1eadp v\u1edbi n\u00f3: k\u1ef9 thu\u1eadt knockout. Trong in nhi\u1ec1u m\u00e0u, khi m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf ti\u1ec1n c\u1ea3nh (v\u00ed d\u1ee5: v\u0103n b\u1ea3n m\u00e0u v\u00e0ng) n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u (v\u00ed d\u1ee5: xanh \u0111\u1eadm), n\u1ec1n kh\u00f4ng \u0111\u01b0\u1ee3c in d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt \u0111\u1ed3ng nh\u1ea5t b\u00ean d\u01b0\u1edbi v\u0103n b\u1ea3n. Thay v\u00e0o \u0111\u00f3, m\u1ed9t \u201cl\u1ed7 tr\u1ed1ng\u201d tr\u00f9ng kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi h\u00ecnh d\u1ea1ng c\u1ee7a v\u0103n b\u1ea3n s\u1ebd \u0111\u01b0\u1ee3c c\u1eaft ra kh\u1ecfi t\u1ea5m n\u1ec1n. \u0110\u00e2y ch\u00ednh l\u00e0 k\u1ef9 thu\u1eadt knockout. Sau \u0111\u00f3, v\u0103n b\u1ea3n m\u00e0u v\u00e0ng s\u1ebd \u0111\u01b0\u1ee3c in v\u00e0o l\u1ed7 \u0111\u00f3. V\u1ec1 l\u00fd thuy\u1ebft, m\u00e0u v\u00e0ng s\u1ebd l\u1ea5p \u0111\u1ea7y l\u1ed7 m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, t\u1ea5m m\u00e0u v\u00e0ng v\u00e0 t\u1ea5m m\u00e0u xanh g\u1ea7n nh\u01b0 kh\u00f4ng bao gi\u1edd kh\u1edbp nhau \u0111\u1ebfn t\u1eebng micron. K\u1ebft qu\u1ea3 l\u00e0: m\u1ed9t khe h\u1edf m\u1ecfng m\u00e0u tr\u1eafng xu\u1ea5t hi\u1ec7n \u1edf n\u01a1i gi\u1ea5y l\u1ed9 ra gi\u1eefa hai m\u00e0u.<\/p>\n\n <p>K\u1ef9 thu\u1eadt \u201ctrapping\u201d kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 n\u00e0y b\u1eb1ng c\u00e1ch l\u00e0m cho v\u00f9ng m\u00e0u n\u1ec1n l\u1edbn h\u01a1n m\u1ed9t ch\u00fat (spread) ho\u1eb7c l\u1ed7 c\u1eaft (knockout) nh\u1ecf h\u01a1n m\u1ed9t ch\u00fat (choke), \u0111\u1ec3 hai m\u00e0u ch\u1ed3ng l\u00ean nhau m\u1ed9t kho\u1ea3ng ch\u1ec9 v\u00e0i ph\u1ea7n ngh\u00ecn milimet. S\u1ef1 ch\u1ed3ng ch\u00e9o n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 khi v\u1ecb tr\u00ed in b\u1ecb l\u1ec7ch, c\u0169ng kh\u00f4ng xu\u1ea5t hi\u1ec7n khe h\u1edf m\u00e0u tr\u1eafng, b\u1edfi v\u00ec v\u1ed1n d\u0129 kh\u00f4ng c\u00f3 khe h\u1edf n\u00e0o t\u1eeb \u0111\u1ea7u. B\u1ea3n th\u00e2n s\u1ef1 ch\u1ed3ng ch\u00e9o n\u00e0y th\u01b0\u1eddng kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y b\u1eb1ng m\u1eaft th\u01b0\u1eddng, v\u00e0 l\u00fd do lu\u00f4n nh\u1ea5t qu\u00e1n: m\u00e0u s\u00e1ng h\u01a1n lu\u00f4n lan r\u1ed9ng v\u00e0o m\u00e0u t\u1ed1i h\u01a1n.<\/p>\n\n <div class=\"bp-1-callout\">\n <div class=\"bp-1-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"44\" height=\"44\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M13 2 3 14h9l-1 8 10-12h-9l1-8z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-1-content\">\n <div class=\"bp-1-title\">Quy t\u1eafc v\u00e0ng trong vi\u1ec7c \u0111\u1eb7t b\u1eaby<\/div>\n <div class=\"bp-1-text\">M\u00e0u s\u00e1ng h\u01a1n lu\u00f4n lan r\u1ed9ng sang m\u00e0u t\u1ed1i h\u01a1n. Khi v\u0103n b\u1ea3n m\u00e0u v\u00e0ng n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u xanh \u0111\u1eadm, m\u00e0u v\u00e0ng s\u1ebd lan r\u1ed9ng ra ngo\u00e0i m\u1ed9t kho\u1ea3ng b\u1eb1ng \u0111\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n; m\u1eaft ng\u01b0\u1eddi nh\u1eadn th\u1ea5y kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u1eaft ngang qua m\u00e0u xanh \u0111\u1eadm r\u00f5 r\u1ec7t h\u01a1n nhi\u1ec1u so v\u1edbi s\u1ef1 d\u00e0y l\u00ean nh\u1eb9 c\u1ee7a h\u00ecnh d\u1ea1ng m\u00e0u s\u00e1ng. Nguy\u00ean t\u1eafc duy nh\u1ea5t n\u00e0y quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n trong h\u1ea7u nh\u01b0 m\u1ecdi tr\u01b0\u1eddng h\u1ee3p.<\/div>\n <\/div>\n <\/div>\n\n <p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ph\u00e1t minh c\u1ee7a th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1. K\u1ef9 thu\u1eadt trapping \u0111\u00e3 t\u1ed3n t\u1ea1i t\u1eeb khi in nhi\u1ec1u m\u00e0u ra \u0111\u1eddi, t\u1eeb nh\u1eefng m\u00e1y in th\u1ea1ch b\u1ea3n \u0111\u1ea7u ti\u00ean cho \u0111\u1ebfn c\u00e1c d\u00e2y chuy\u1ec1n in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng t\u1ed1c \u0111\u1ed9 cao ng\u00e0y nay. \u0110i\u1ec1u \u0111\u00e3 thay \u0111\u1ed5i l\u00e0 ai th\u1ef1c hi\u1ec7n, c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n v\u00e0 m\u1ee9c \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng h\u00f3a. \u0110i\u1ec1u kh\u00f4ng thay \u0111\u1ed5i l\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng: in \u1ea5n l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd, v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd kh\u00f4ng bao gi\u1edd ho\u00e0n h\u1ea3o.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u1ea1i sao vi\u1ec7c \u0111\u0103ng k\u00fd in l\u1ea1i th\u1ea5t b\u1ea1i? V\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt trapping gi\u1ea3i quy\u1ebft<\/h2>\n\n <p>Tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c ch\u1ec9nh s\u1eeda m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 m\u00ecnh \u0111ang kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 g\u00ec. S\u1ef1 sai l\u1ec7ch v\u1ecb tr\u00ed \u2014 t\u1ee9c l\u00e0 t\u00ecnh tr\u1ea1ng c\u00e1c l\u1edbp m\u00e0u kh\u00f4ng kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi nhau \u2014 c\u00f3 ba nh\u00f3m nguy\u00ean nh\u00e2n ch\u00ednh. Kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n b\u1ea5t k\u1ef3 nguy\u00ean nh\u00e2n n\u00e0o trong s\u1ed1 \u0111\u00f3, m\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u v\u00e0 b\u00f9 \u0111\u1eafp ch\u00fang.<\/p>\n\n <h3 class=\"kete-h3\">S\u1ef1 b\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u1ec1n<\/h3>\n\n <p>Gi\u1ea5y v\u00e0 m\u00e0ng kh\u00f4ng ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u tr\u01a1. Gi\u1ea5y s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i theo \u0111\u1ed9 \u1ea9m. S\u1ef1 thay \u0111\u1ed5i 10% trong \u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 khi\u1ebfn m\u1ed9t t\u1edd gi\u1ea5y in offset gi\u00e3n n\u1edf ho\u1eb7c co l\u1ea1i t\u1eeb 0,1 \u0111\u1ebfn 0,3 mm theo chi\u1ec1u r\u1ed9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o ra khe h\u1edf c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y gi\u1eefa c\u00e1c m\u00e0u v\u1ed1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o trong t\u1ec7p tin k\u1ef9 thu\u1eadt s\u1ed1. Trong in flexo tr\u00ean m\u00e0ng polymer m\u1ecfng (PE, PP, PET), t\u00ecnh h\u00ecnh c\u00f2n t\u1ed3i t\u1ec7 h\u01a1n: ch\u1ec9 ri\u00eang l\u1ef1c c\u0103ng cu\u1ed9n \u0111\u00e3 c\u00f3 th\u1ec3 l\u00e0m gi\u00e3n ch\u1ea5t n\u1ec1n t\u1eeb 1% \u0111\u1ebfn 2% trong qu\u00e1 tr\u00ecnh in. Tr\u00ean m\u1ed9t cu\u1ed9n c\u00f3 chi\u1ec1u r\u1ed9ng 1.000 mm, \u0111i\u1ec1u n\u00e0y t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc l\u00ean \u0111\u1ebfn 20 mm gi\u1eefa tr\u1ea1m in \u0111\u1ea7u ti\u00ean v\u00e0 tr\u1ea1m in cu\u1ed1i c\u00f9ng. Kh\u00f4ng c\u00f3 chi\u1ebfn l\u01b0\u1ee3c gh\u00e9p m\u00e0u n\u00e0o c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 ho\u00e0n to\u00e0n m\u1ee9c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng l\u1edbn nh\u01b0 v\u1eady, nh\u01b0ng chi\u1ec1u r\u1ed9ng gh\u00e9p m\u00e0u ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 x\u1eed l\u00fd sai s\u1ed1 \u0111\u0103ng k\u00fd c\u00f2n l\u1ea1i sau khi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t \u0111\u1ed9 c\u0103ng \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u.<\/p>\n\n <p>Nhi\u1ec7t \u0111\u1ed9 c\u00e0ng l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam v\u1ea5n \u0111\u1ec1. Nhi\u1ec7t t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng s\u1ea5y, ma s\u00e1t t\u1eeb c\u00e1c tr\u1ee5c l\u0103n, v\u00e0 th\u1eadm ch\u00ed c\u1ea3 s\u1ef1 dao \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng trong x\u01b0\u1edfng in trong su\u1ed1t m\u1ed9t ca l\u00e0m vi\u1ec7c \u0111\u1ec1u g\u00f3p ph\u1ea7n g\u00e2y ra s\u1ef1 d\u1ecbch chuy\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u in. M\u1ed9t cu\u1ed9n phim \u0111\u01b0\u1ee3c in v\u00e0o l\u00fac 8 gi\u1edd s\u00e1ng c\u00f3 th\u1ec3 cho k\u1ebft qu\u1ea3 kh\u00e1c so v\u1edbi c\u00f9ng m\u1ed9t cu\u1ed9n phim \u0111\u01b0\u1ee3c in v\u00e0o l\u00fac 2 gi\u1edd chi\u1ec1u.<\/p>\n\n <h3 class=\"kete-h3\">Bi\u1ebfn thi\u00ean c\u01a1 h\u1ecdc<\/h3>\n\n <p>M\u1ed7i m\u00e1y in \u0111\u1ec1u c\u00f3 c\u00e1c dung sai c\u01a1 h\u1ecdc. C\u00e1c tr\u1ee5c b\u1ea3n in c\u00f3 \u0111\u1ed9 l\u1ec7ch t\u00e2m. C\u00e1c b\u00e1nh r\u0103ng c\u00f3 \u0111\u1ed9 tr\u1ec5. V\u00f2ng bi b\u1ecb m\u00f2n. \u00c1p l\u1ef1c in thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u r\u1ed9ng c\u1ee7a tr\u1ee5c. Trong in offset, khe \u00e9p gi\u1eefa c\u00e1c t\u1ea5m cao su t\u1ea1o ra s\u1ef1 bi\u1ebfn \u0111\u1ed9ng ri\u00eang. Trong in flexo, b\u0103ng d\u00ednh g\u1eafn b\u1ea3n in b\u1ecb n\u00e9n kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o tu\u1ed5i th\u1ecd, \u0111\u1ed9 c\u1ee9ng (durometer) v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u00e3 g\u1eafn n\u00f3. Trong in \u1ed1ng \u0111\u1ed3ng, b\u1ec1 m\u1eb7t tr\u1ee5c m\u1ea1 cr\u00f4m b\u1ecb m\u00f2n d\u1ea7n, l\u00e0m thay \u0111\u1ed5i th\u1ec3 t\u00edch \u00f4 v\u00e0, theo \u0111\u00f3, \u0111\u1eb7c t\u00ednh truy\u1ec1n m\u1ef1c.<\/p>\n\n <p>C\u00e1c y\u1ebfu t\u1ed1 c\u01a1 h\u1ecdc n\u00e0y g\u00e2y ra sai s\u1ed1 \u0111\u1ecbnh v\u1ecb dao \u0111\u1ed9ng t\u1eeb \u00b10,05 mm \u0111\u1ed1i v\u1edbi m\u00e1y in offset t\u1edd r\u1eddi \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng t\u1ed1t \u0111\u1ebfn \u00b10,2 mm ho\u1eb7c h\u01a1n \u0111\u1ed1i v\u1edbi m\u00e1y in flexo ki\u1ec3u x\u1ebfp ch\u1ed3ng \u0111\u00e3 c\u0169 khi v\u1eadn h\u00e0nh \u1edf t\u1ed1c \u0111\u1ed9 cao. Chi\u1ec1u r\u1ed9ng v\u00f9ng gh\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng m\u00e1y in c\u1ee5 th\u1ec3, ch\u1ee9 kh\u00f4ng th\u1ec3 l\u1ea5y s\u1ed1 li\u1ec7u t\u1eeb s\u00e1ch gi\u00e1o khoa.<\/p>\n\n <h3 class=\"kete-h3\">H\u00e0nh vi c\u1ee7a m\u1ef1c<\/h3>\n\n <p>C\u00e1c lo\u1ea1i m\u1ef1c kh\u00e1c nhau s\u1ebd c\u00f3 ph\u1ea3n \u1ee9ng kh\u00e1c nhau d\u01b0\u1edbi \u00e1p l\u1ef1c v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a m\u00e1y in s\u1ea3n xu\u1ea5t. M\u1ef1c c\u00f3 \u0111\u1ed9 nh\u1edbt cao (nh\u01b0 m\u1ef1c tr\u1eafng \u0111\u1ee5c \u0111\u1eb7c d\u00f9ng l\u00e0m l\u1edbp n\u1ec1n trong in l\u1ee5a) l\u00e0m gi\u00e3n l\u01b0\u1edbi in nhi\u1ec1u h\u01a1n so v\u1edbi m\u1ef1c in quy tr\u00ecnh c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch v\u1ecb tr\u00ed in ng\u00e0y c\u00e0ng t\u0103ng trong su\u1ed1t qu\u00e1 tr\u00ecnh in. Trong k\u1ef9 thu\u1eadt in offset \u01b0\u1edbt tr\u00ean \u01b0\u1edbt, \u0111\u1ed9 d\u00ednh c\u1ee7a m\u1ef1c \u0111\u00e3 in tr\u01b0\u1edbc \u0111\u00f3 c\u00f3 th\u1ec3 k\u00e9o c\u00e1c s\u1ee3i gi\u1ea5y ra kh\u1ecfi b\u1ec1 m\u1eb7t gi\u1ea5y ho\u1eb7c th\u1eadm ch\u00ed \u201cb\u00e1m\u201d m\u1ef1c t\u1eeb \u0111\u01a1n v\u1ecb in tr\u01b0\u1edbc \u0111\u00f3. Trong k\u1ef9 thu\u1eadt in \u1ed1ng \u0111\u1ed3ng, t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a m\u1ef1c g\u1ed1c dung m\u00f4i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 t\u0103ng ch\u1ea5m v\u00e0 do \u0111\u00f3, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 r\u1ed9ng b\u1eaby m\u1ef1c r\u00f5 r\u00e0ng.<\/p>\n\n <div class=\"bp-2-grid\">\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M12 2.69l5.66 5.66a8 8 0 1 1-11.31 0z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">S\u1ef1 b\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u1ec1n<\/div>\n <div class=\"bp-2-card-text\">Gi\u1ea5y v\u00e0 m\u00e0ng nh\u1ef1a s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i theo s\u1ef1 thay \u0111\u1ed5i c\u1ee7a \u0111\u1ed9 \u1ea9m v\u00e0 nhi\u1ec7t \u0111\u1ed9, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc, l\u00e0m m\u1ea5t s\u1ef1 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 m\u00e0u s\u1eafc trong su\u1ed1t qu\u00e1 tr\u00ecnh in.<\/div>\n <\/div>\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"12\" cy=\"12\" r=\"3\" \/>\n <path d=\"M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 0 1 0 2.83 2 2 0 0 1-2.83 0l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-2 2 2 2 0 0 1-2-2v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 0 1-2.83 0 2 2 0 0 1 0-2.83l.06-.06A1.65 1.65 0 0 0 4.68 15a1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1-2-2 2 2 0 0 1 2-2h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 0 1 0-2.83 2 2 0 0 1 2.83 0l.06.06A1.65 1.65 0 0 0 9 4.68a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 2-2 2 2 0 0 1 2 2v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 0 1 2.83 0 2 2 0 0 1 0 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 2 2 2 2 0 0 1-2 2h-.09a1.65 1.65 0 0 0-1.51 1z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">Bi\u1ebfn thi\u00ean c\u01a1 h\u1ecdc<\/div>\n <div class=\"bp-2-card-text\">S\u1ef1 l\u1ec7ch t\u00e2m c\u1ee7a tr\u1ee5c l\u0103n t\u1ea5m, khe h\u1edf b\u00e1nh r\u0103ng, s\u1ef1 m\u00e0i m\u00f2n c\u1ee7a \u1ed5 tr\u1ee5c v\u00e0 \u0111\u1ed9 n\u00e9n c\u1ee7a b\u0103ng d\u00ednh g\u1eafn t\u1ea5m \u0111\u1ec1u g\u00e2y ra c\u00e1c sai s\u1ed1 \u0111\u1ecbnh v\u1ecb, v\u00e0 nh\u1eefng sai s\u1ed1 n\u00e0y s\u1ebd t\u00edch l\u0169y qua c\u00e1c tr\u1ea1m in.<\/div>\n <\/div>\n <div class=\"bp-2-card\">\n <div class=\"bp-2-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"13.5\" cy=\"6.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"17.5\" cy=\"10.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"8.5\" cy=\"7.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <circle cx=\"6.5\" cy=\"12.5\" r=\"1.5\" fill=\"currentColor\" \/>\n <path d=\"M12 2C6.5 2 2 6.5 2 12s4.5 10 10 10c.93 0 1.5-.67 1.5-1.5 0-.39-.15-.74-.39-1.01-.23-.26-.38-.61-.38-1.01 0-.83.67-1.5 1.5-1.5H16c3.31 0 6-2.69 6-6 0-4.97-4.49-9-10-9z\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-2-card-title\">H\u00e0nh vi c\u1ee7a m\u1ef1c<\/div>\n <div class=\"bp-2-card-text\">\u0110\u1ed9 nh\u1edbt, \u0111\u1ed9 d\u00ednh v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a m\u1ef1c kh\u00e1c nhau t\u00f9y theo m\u00e0u s\u1eafc v\u00e0 quy tr\u00ecnh in, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 gi\u00e3n \u0111i\u1ec3m v\u00e0 chi\u1ec1u r\u1ed9ng v\u00f9ng ch\u1ed3ng m\u00e0u th\u1ef1c t\u1ebf trong su\u1ed1t qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/div>\n <\/div>\n <\/div>\n\n <p>Vi\u1ec7c s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201ctrapping\u201d kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 th\u1eeba nh\u1eadn r\u1eb1ng m\u00e1y in c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed in. \u0110\u00f3 l\u00e0 s\u1ef1 th\u1eeba nh\u1eadn v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt r\u1eb1ng kh\u00f4ng c\u00f3 m\u00e1y in n\u00e0o c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed in m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o, v\u00e0 c\u00e1ch \u1ee9ng ph\u00f3 th\u00f4ng minh l\u00e0 thi\u1ebft k\u1ebf b\u1ea3n v\u1ebd sao cho nh\u1eefng sai l\u1ec7ch nh\u1ecf v\u1ec1 v\u1ecb tr\u00ed in tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 nh\u1eadn ra thay v\u00ec g\u00e2y ra h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">C\u00e1c c\u01a1 ch\u1ebf c\u1ed1t l\u00f5i: Ph\u00e2n t\u00e1n, H\u1ea1n ch\u1ebf v\u00e0 In ch\u1ed3ng<\/h2>\n\n <p>Khi ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt c\u0103n ch\u1ec9nh b\u1ea3n in xu\u1ed1ng c\u00e1c y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc, ch\u1ec9 c\u00f3 ba thao t\u00e1c c\u01a1 b\u1ea3n. M\u1ecdi quy\u1ebft \u0111\u1ecbnh v\u1ec1 c\u0103n ch\u1ec9nh trong m\u1ecdi quy tr\u00ecnh in \u1ea5n \u0111\u1ec1u l\u00e0 m\u1ed9t bi\u1ebfn th\u1ec3 ho\u1eb7c s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a ba thao t\u00e1c n\u00e0y. Ngh\u1ec7 thu\u1eadt n\u1eb1m \u1edf vi\u1ec7c bi\u1ebft n\u00ean s\u1eed d\u1ee5ng thao t\u00e1c n\u00e0o, theo h\u01b0\u1edbng n\u00e0o v\u00e0 v\u1edbi m\u1ee9c \u0111\u1ed9 ra sao.<\/p>\n\n <p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o t\u00ecm hi\u1ec3u t\u1eebng k\u1ef9 thu\u1eadt, h\u00e3y ghi nh\u1edb nguy\u00ean t\u1eafc v\u00e0ng chi ph\u1ed1i t\u1ea5t c\u1ea3 c\u00e1c k\u1ef9 thu\u1eadt \u0111\u00f3: <strong>m\u00e0u nh\u1ea1t h\u01a1n lu\u00f4n n\u1eb1m \u1edf ph\u1ea7n ch\u1ed3ng l\u00ean nhau<\/strong>. H\u1ec7 th\u1ed1ng th\u1ecb gi\u00e1c c\u1ee7a con ng\u01b0\u1eddi nh\u1eadn bi\u1ebft c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n ch\u1ee7 y\u1ebfu th\u00f4ng qua \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n \u0111\u1ed9 s\u00e1ng. Khi \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a m\u1ed9t h\u00ecnh t\u1ed1i d\u1ecbch chuy\u1ec3n 0,1 mm, m\u1eaft s\u1ebd nh\u1eadn ra. Trong khi \u0111\u00f3, khi \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a m\u1ed9t h\u00ecnh s\u00e1ng d\u1ecbch chuy\u1ec3n c\u00f9ng m\u1ed9t kho\u1ea3ng c\u00e1ch, m\u1eaft l\u1ea1i kh\u00f4ng nh\u1eadn ra. Nguy\u00ean t\u1eafc duy nh\u1ea5t n\u00e0y quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng c\u1ee7a b\u1eaby trong h\u1ea7u nh\u01b0 m\u1ecdi t\u00ecnh hu\u1ed1ng.<\/p>\n\n <p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t khung quy\u1ebft \u0111\u1ecbnh nhanh: n\u1ebfu y\u1ebfu t\u1ed1 c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u1eb1m \u1edf ti\u1ec1n c\u1ea3nh, h\u00e3y s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng \u201cspread\u201d. N\u1ebfu y\u1ebfu t\u1ed1 c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u1eb1m \u1edf h\u1eadu c\u1ea3nh, h\u00e3y s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng \u201cchoke\u201d. N\u1ebfu m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en, h\u00e3y \u01b0u ti\u00ean xem x\u00e9t k\u1ef9 thu\u1eadt in ch\u1ed3ng (overprint) tr\u01b0\u1edbc h\u1ebft. Ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 vi\u1ec7c th\u1ef1c hi\u1ec7n.<\/p>\n\n <div class=\"bp-3-callout\">\n <div class=\"bp-3-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"6\" x2=\"6\" y1=\"3\" y2=\"15\" \/>\n <circle cx=\"18\" cy=\"6\" r=\"3\" \/>\n <circle cx=\"6\" cy=\"18\" r=\"3\" \/>\n <path d=\"M18 9a9 9 0 0 1-9 9\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-3-title\">Khung quy\u1ebft \u0111\u1ecbnh nhanh<\/div>\n <div class=\"bp-3-list\">\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>Ch\u00eanh l\u1ec7ch<\/strong> khi ph\u1ea7n s\u00e1ng h\u01a1n n\u1eb1m \u1edf ti\u1ec1n c\u1ea3nh, h\u00e3y m\u1edf r\u1ed9ng n\u00f3 ra ph\u00eda ngo\u00e0i v\u00e0o ph\u1ea7n n\u1ec1n t\u1ed1i h\u01a1n<\/span>\n <\/div>\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>Choke<\/strong> khi ph\u1ea7n n\u1ec1n c\u00f3 m\u00e0u s\u00e1ng h\u01a1n, h\u00e3y thu nh\u1ecf l\u1ed7 kho\u00e9t v\u00e0o trong \u0111\u1ec3 ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc c\u00f3 m\u00e0u \u0111\u1eadm h\u01a1n l\u00e0m n\u1ed5i b\u1eadt \u0111\u01b0\u1eddng vi\u1ec1n<\/span>\n <\/div>\n <div class=\"bp-3-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span><strong>In ch\u1ed3ng<\/strong> khi m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en ho\u1eb7c m\u00e0u kim lo\u1ea1i, h\u00e3y \u0111\u1ec3 m\u1ef1c \u0111\u1eadm h\u01a1n in tr\u1ef1c ti\u1ebfp l\u00ean tr\u00ean m\u00e0 kh\u00f4ng c\u1ea7n lo\u1ea1i b\u1ecf m\u00e0u n\u1ec1n; \u0111i\u1ec1u n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n ranh gi\u1edbi c\u0103n ch\u1ec9nh<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">Ph\u00e2n b\u1ed1: M\u1edf r\u1ed9ng m\u00e0u s\u00e1ng h\u01a1n ra ph\u00eda ngo\u00e0i<\/h3>\n\n <p>Hi\u1ec7u \u1ee9ng \u201cspread\u201d ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3: \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc c\u00f3 m\u00e0u s\u00e1ng h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c ph\u00f3ng to nh\u1eb9 \u0111\u1ec3 ph\u1ea7n r\u00eca c\u1ee7a n\u00f3 v\u01b0\u1ee3t ra ngo\u00e0i ranh gi\u1edbi danh ngh\u0129a v\u00e0 tr\u00e0n sang ph\u1ea7n n\u1ec1n t\u1ed1i h\u01a1n. Trong thu\u1eadt ng\u1eef \u0111\u1ed3 h\u1ecda vector, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 th\u00eam m\u1ed9t n\u00e9t vi\u1ec1n cho \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc, \u0111\u1eb7t m\u00e0u c\u1ee7a n\u00e9t vi\u1ec1n \u0111\u00f3 tr\u00f9ng v\u1edbi m\u00e0u c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng n\u1ec1n tr\u01b0\u1edbc, v\u00e0 thi\u1ebft l\u1eadp ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng.<\/p>\n\n <p>T\u00ecnh hu\u1ed1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t: v\u0103n b\u1ea3n m\u00e0u v\u00e0ng ho\u1eb7c logo m\u00e0u v\u00e0ng n\u1eb1m tr\u00ean n\u1ec1n m\u00e0u xanh \u0111\u1eadm ho\u1eb7c \u0111en. M\u00e0u v\u00e0ng l\u00e0 m\u00e0u s\u00e1ng h\u01a1n, n\u00ean n\u00f3 c\u00f3 xu h\u01b0\u1edbng lan r\u1ed9ng ra ngo\u00e0i. \u0110\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n (th\u01b0\u1eddng l\u00e0 0,08\u20130,16 mm \u0111\u1ed1i v\u1edbi in offset ho\u1eb7c 0,15\u20130,25 mm \u0111\u1ed1i v\u1edbi in flexo) ch\u00ednh l\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n v\u00f4 h\u00ecnh \u0111\u00f3. M\u1eaft ng\u01b0\u1eddi nh\u1eadn th\u1ea5y kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng c\u1eaft ngang qua n\u1ec1n m\u00e0u xanh \u0111\u1eadm r\u00f5 r\u00e0ng h\u01a1n nhi\u1ec1u so v\u1edbi s\u1ef1 d\u00e0y l\u00ean nh\u1eb9 c\u1ee7a m\u1ed9t h\u00ecnh d\u1ea1ng m\u00e0u s\u00e1ng, do \u0111\u00f3, s\u1ef1 lan r\u1ed9ng n\u00e0y s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c ch\u00fa \u00fd \u1edf kho\u1ea3ng c\u00e1ch quan s\u00e1t b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n <p>Chi ph\u00ed v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c: v\u00f9ng ch\u1ed3ng ch\u00e9o tr\u1edf th\u00e0nh m\u1ed9t h\u1ed7n h\u1ee3p c\u00f3 m\u00e0u h\u01a1i \u0111\u1eadm h\u01a1n so v\u1edbi hai m\u00e0u ban \u0111\u1ea7u. \u1ede nh\u1eefng n\u01a1i m\u00e0u v\u00e0ng lan sang m\u00e0u xanh \u0111\u1eadm, v\u00f9ng ch\u1ed3ng ch\u00e9o s\u1ebd mang m\u1ed9t s\u1eafc xanh nh\u1ea1t. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t th\u00f4ng qua vi\u1ec7c gi\u1ea3m \u0111\u1ed9 \u0111\u1eadm m\u00e0u: trong ph\u1ea7n m\u1ec1m trapping chuy\u00ean nghi\u1ec7p, ph\u1ea7n ch\u1ed3ng ch\u00e9o c\u1ee7a m\u1ef1c s\u00e1ng h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c in \u1edf m\u1ee9c 40%-60% so v\u1edbi m\u1eadt \u0111\u1ed9 \u0111\u1ea7y \u0111\u1ee7 (thay v\u00ec 100%), gi\u00fap l\u00e0m m\u1edd s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc cho \u0111\u1ebfn khi n\u00f3 tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 nh\u1eadn ra. T\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m gi\u1ea3m \u0111\u1ed9 \u0111\u1eadm m\u00e0u ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed9 m\u1ef1c, ch\u1ea5t n\u1ec1n v\u00e0 \u0111\u1ed9 r\u1ed9ng v\u00f9ng trapping. C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh cho t\u1eebng c\u00f4ng vi\u1ec7c, kh\u00f4ng ph\u1ea3i l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t l\u1ea7n r\u1ed3i b\u1ecf qua.<\/p>\n\n <p>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng lan t\u1ecfa l\u00e0 gi\u00e1 tr\u1ecb CIELAB L* (\u0111\u1ed9 s\u00e1ng) c\u1ee7a t\u1eebng lo\u1ea1i m\u1ef1c. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u00e1nh gi\u00e1 ch\u1ee7 quan c\u1ee7a b\u1ea1n tr\u00ean m\u00e0n h\u00ecnh ch\u01b0a \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n. Hai m\u00e0u c\u00f3 v\u1ebb t\u01b0\u01a1ng t\u1ef1 nhau v\u1ec1 \u0111\u1ed9 s\u00e1ng khi quan s\u00e1t b\u1eb1ng m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c gi\u00e1 tr\u1ecb L* kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 khi \u0111o b\u1eb1ng quang ph\u1ed5 k\u1ebf, v\u00e0 ch\u00ednh s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng lan t\u1ecfa. N\u1ebfu c\u00f2n nghi ng\u1edd, h\u00e3y ti\u1ebfn h\u00e0nh \u0111o.<\/p>\n\n <h3 class=\"kete-h3\">S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt co r\u00fat \u0111\u1ec3 thu nh\u1ecf n\u1ec1n nh\u1eb1m b\u1ea3o v\u1ec7 vi\u1ec1n<\/h3>\n\n <p>K\u1ef9 thu\u1eadt \u201cchoke\u201d l\u00e0 h\u00ecnh \u1ea3nh ph\u1ea3n chi\u1ebfu c\u1ee7a k\u1ef9 thu\u1eadt \u201cspread\u201d. Thay v\u00ec l\u00e0m to ph\u1ea7n ti\u1ec1n c\u1ea3nh, b\u1ea1n thu nh\u1ecf l\u1ed7 c\u1eaft \u1edf h\u1eadu c\u1ea3nh sao cho \u0111\u1ed1i t\u01b0\u1ee3ng ti\u1ec1n c\u1ea3nh c\u00f3 m\u00e0u t\u1ed1i h\u01a1n nh\u00f4 ra m\u1ed9t ch\u00fat so v\u1edbi l\u1ed7 c\u1eaft d\u00e0nh cho n\u00f3. K\u1ebft qu\u1ea3 th\u1ecb gi\u00e1c l\u00e0 nh\u01b0 nhau (m\u00e0u t\u1ed1i h\u01a1n x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng vi\u1ec1n), nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c hi\u1ec7n kh\u00e1c nhau, v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p nh\u1ea5t \u0111\u1ecbnh, k\u1ef9 thu\u1eadt \u201cchoke\u201d mang l\u1ea1i k\u1ebft qu\u1ea3 g\u1ecdn g\u00e0ng h\u01a1n so v\u1edbi k\u1ef9 thu\u1eadt \u201cspread\u201d.<\/p>\n\n <p>T\u00ecnh hu\u1ed1ng \u201cchoke\u201d \u0111i\u1ec3n h\u00ecnh: m\u1ed9t logo m\u00e0u xanh \u0111\u1eadm n\u1eb1m tr\u00ean n\u1ec1n tr\u1eafng ho\u1eb7c n\u1ec1n r\u1ea5t s\u00e1ng. V\u00ec n\u1ec1n c\u00f3 m\u00e0u s\u00e1ng h\u01a1n n\u00ean n\u00f3 b\u1ecb \u201cchoke\u201d v\u00e0o trong, khi\u1ebfn l\u1ed7 kho\u00e9t th\u1ef1c t\u1ebf nh\u1ecf h\u01a1n logo m\u1ed9t ch\u00fat. Khi \u0111\u00f3, logo m\u00e0u xanh \u0111\u1eadm s\u1ebd ch\u1ed3ng l\u00ean n\u1ec1n tr\u1eafng m\u1ed9t kho\u1ea3ng b\u1eb1ng chi\u1ec1u r\u1ed9ng c\u1ee7a l\u1ed7 kho\u00e9t, v\u00e0 \u0111\u01b0\u1eddng vi\u1ec1n v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc n\u00e9t.<\/p>\n\n <p>Trong th\u1ef1c t\u1ebf, vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa hi\u1ec7u \u1ee9ng \u201cspread\u201d v\u00e0 \u201cchoke\u201d th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o y\u1ebfu t\u1ed1 n\u00e0o d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh h\u01a1n trong b\u1ea3n v\u1ebd. N\u1ebfu ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc t\u1ed1i l\u00e0 m\u1ed9t h\u00ecnh minh h\u1ecda ph\u1ee9c t\u1ea1p v\u1edbi nhi\u1ec1u \u0111\u01b0\u1eddng d\u1eabn, trong khi ph\u1ea7n n\u1ec1n sau ch\u1ec9 l\u00e0 m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01a1n gi\u1ea3n, th\u00ec vi\u1ec7c thu h\u1eb9p (choke) ph\u1ea7n n\u1ec1n sau s\u1ebd \u0111\u01a1n gi\u1ea3n h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c m\u1edf r\u1ed9ng (spread) h\u00e0ng ch\u1ee5c y\u1ebfu t\u1ed1 ri\u00eang l\u1ebb \u1edf ph\u1ea7n n\u1ec1n tr\u01b0\u1edbc. Gi\u00e1 tr\u1ecb choke th\u01b0\u1eddng nh\u1ecf h\u01a1n 0,02-0,05 mm so v\u1edbi gi\u00e1 tr\u1ecb spread t\u01b0\u01a1ng \u0111\u01b0\u01a1ng cho c\u00f9ng m\u1ed9t c\u00f4ng vi\u1ec7c. \u0110i\u1ec1u n\u00e0y l\u00e0 do s\u1ef1 co l\u1ea1i c\u1ee7a n\u1ec1n d\u1ec5 nh\u1eadn th\u1ea5y h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi s\u1ef1 m\u1edf r\u1ed9ng c\u1ee7a ti\u1ec1n c\u1ea3nh. M\u1eaft ng\u01b0\u1eddi d\u1ec5 d\u00e0ng ch\u1ea5p nh\u1eadn m\u1ed9t h\u00ecnh d\u1ea1ng s\u00e1ng l\u1edbn h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi d\u1ef1 ki\u1ebfn h\u01a1n l\u00e0 m\u1ed9t n\u1ec1n s\u00e1ng d\u01b0\u1eddng nh\u01b0 \u201ctr\u00e0n\u201d v\u00e0o b\u00ean trong xung quanh c\u00e1c h\u00ecnh d\u1ea1ng t\u1ed1i.<\/p>\n\n <p>M\u1ed9t \u0111i\u1ec3m \u0111\u1eb7c th\u00f9 c\u1ee7a k\u1ef9 thu\u1eadt in flexo: khi m\u1ed9t v\u00f9ng m\u00e0u \u0111\u1eadm \u0111\u01b0\u1ee3c in li\u1ec1n k\u1ec1 v\u1edbi m\u1ed9t v\u00f9ng m\u00e0u nh\u1ea1t c\u00f3 hi\u1ec7u \u1ee9ng l\u01b0\u1edbi, hi\u1ec7n t\u01b0\u1ee3ng \u201cchoke\u201d s\u1ebd ng\u0103n kh\u00f4ng cho m\u1ef1c \u0111\u1eadm tr\u00e0n v\u00e0o c\u00e1c ch\u1ea5m l\u01b0\u1edbi t\u1ea1i ranh gi\u1edbi. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed m\u00e0 l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1ec1 qu\u00e1 tr\u00ecnh truy\u1ec1n m\u1ef1c tr\u00ean ph\u01b0\u01a1ng di\u1ec7n v\u1eadt l\u00fd, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn vi\u1ec7c gh\u00e9p m\u00e0u trong in flexo th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi s\u1ef1 can thi\u1ec7p th\u1ee7 c\u00f4ng nhi\u1ec1u h\u01a1n so v\u1edbi in offset.<\/p>\n\n <img decoding=\"async\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2025\/07\/sustainable-printing-methods-2.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; margin: 30px auto; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h3 class=\"kete-h3\">In ch\u1ed3ng khi hai lo\u1ea1i m\u1ef1c c\u00f9ng n\u1eb1m trong c\u00f9ng m\u1ed9t v\u00f9ng<\/h3>\n\n <p>In ch\u1ed3ng l\u00e0 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0, th\u1eadt ngh\u1ecbch l\u00fd, l\u1ea1i l\u00e0 k\u1ef9 thu\u1eadt th\u01b0\u1eddng b\u1ecb s\u1eed d\u1ee5ng sai nh\u1ea5t. Thay v\u00ec t\u1ea1o ra v\u00f9ng ch\u1ed3ng ch\u00e9o t\u1ea1i \u0111\u01b0\u1eddng ranh gi\u1edbi, k\u1ef9 thu\u1eadt in ch\u1ed3ng lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n \u0111\u01b0\u1eddng ranh gi\u1edbi \u0111\u00f3: m\u1ed9t l\u1edbp m\u1ef1c \u0111\u01b0\u1ee3c in tr\u1ef1c ti\u1ebfp l\u00ean tr\u00ean l\u1edbp m\u1ef1c kia, m\u00e0 kh\u00f4ng c\u1ea7n lo\u1ea1i b\u1ecf m\u00e0u n\u1ec1n.<\/p>\n\n <p>M\u1ef1c \u0111en l\u00e0 tr\u01b0\u1eddng h\u1ee3p in ch\u1ed3ng ti\u00eau chu\u1ea9n. M\u00e0u \u0111en \u0111\u1ee7 \u0111\u1ee5c \u0111\u1ec3 che l\u1ea5p m\u1ecdi th\u1ee9 b\u00ean d\u01b0\u1edbi, do \u0111\u00f3 v\u0103n b\u1ea3n m\u00e0u \u0111en v\u00e0 h\u00ecnh v\u1ebd \u0111\u01b0\u1eddng n\u00e9t m\u00e0u \u0111en h\u1ea7u nh\u01b0 lu\u00f4n \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 tr\u1edf n\u00ean ti\u00eau chu\u1ea9n \u0111\u1ebfn m\u1ee9c h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ec1u \u0111\u1eb7t m\u1eb7c \u0111\u1ecbnh l\u00e0 in ch\u1ed3ng m\u00e0u \u0111en, v\u00e0 h\u1ea7u h\u1ebft c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c RIP s\u1ebd t\u1ef1 \u0111\u1ed9ng in ch\u1ed3ng m\u00e0u \u0111en 100% tr\u1eeb khi \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh kh\u00e1c. K\u1ebft qu\u1ea3 l\u00e0: c\u00e1c y\u1ebfu t\u1ed1 m\u00e0u \u0111en kh\u00f4ng bao gi\u1edd t\u1ea1o ra c\u00e1c l\u1ed7 tr\u1ed1ng, do \u0111\u00f3 kh\u00f4ng c\u00f3 g\u00ec b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed.<\/p>\n\n <p>V\u00f9ng nguy hi\u1ec3m x\u1ea3y ra khi c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf ho\u1eb7c quy tr\u00ecnh l\u00e0m vi\u1ec7c t\u1ef1 \u0111\u1ed9ng \u00e1p d\u1ee5ng hi\u1ec7u \u1ee9ng in ch\u1ed3ng l\u00ean c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng ph\u1ea3i m\u00e0u \u0111en. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 in ch\u1ed3ng l\u00ean n\u1ec1n t\u1ed1i s\u1ebd bi\u1ebfn m\u1ea5t ho\u00e0n to\u00e0n. M\u1ef1c tr\u1eafng v\u1eabn \u0111\u01b0\u1ee3c in ra, nh\u01b0ng do c\u00f3 t\u00ednh trong su\u1ed1t n\u00ean n\u1ec1n t\u1ed1i s\u1ebd l\u1ed9 ra ph\u00eda sau v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng s\u1ebd bi\u1ebfn m\u1ea5t khi in. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u v\u00e0ng in ch\u1ed3ng l\u00ean m\u00e0u l\u1ee5c lam s\u1ebd t\u1ea1o ra m\u00e0u xanh l\u00e1 c\u00e2y. Hai m\u00e0u \u0111\u1eb7c in ch\u1ed3ng l\u00ean nhau s\u1ebd t\u1ea1o ra m\u1ed9t m\u00e0u th\u1ee9 ba kh\u00f4ng th\u1ec3 d\u1ef1 \u0111o\u00e1n tr\u01b0\u1edbc m\u00e0 kh\u00f4ng ai ch\u1ec9 \u0111\u1ecbnh. Nh\u1eefng l\u1ed7i n\u00e0y \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o h\u00e0ng nh\u1eefng l\u1ed7i t\u1ed1n k\u00e9m nh\u1ea5t trong qu\u00e1 tr\u00ecnh ti\u1ec1n in: ch\u00fang kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean m\u00e0n h\u00ecnh tr\u1eeb khi t\u00ednh n\u0103ng Xem tr\u01b0\u1edbc in ch\u1ed3ng \u0111\u01b0\u1ee3c b\u1eadt r\u00f5 r\u00e0ng, v\u00e0 ch\u00fang ch\u1ec9 l\u1ed9 ra khi c\u00f4ng vi\u1ec7c \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u00e1y in.<\/p>\n\n <p>M\u1ef1c kim lo\u1ea1i x\u1ee9ng \u0111\u00e1ng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp ri\u00eang. M\u1ef1c kim lo\u1ea1i (v\u00e0ng, b\u1ea1c, \u0111\u1ed3ng) g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n kh\u00f4ng trong su\u1ed1t. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c in ch\u1ed3ng m\u00e0u kh\u00e1c l\u00ean tr\u00ean m\u1ef1c kim lo\u1ea1i. Thay v\u00e0o \u0111\u00f3, t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u li\u1ec1n k\u1ec1 ph\u1ea3i \u0111\u01b0\u1ee3c in l\u1ea5n v\u00e0o m\u1ef1c kim lo\u1ea1i, b\u1ea5t k\u1ec3 \u0111\u1ed9 s\u00e1ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a ch\u00fang. M\u1ef1c kim lo\u1ea1i ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng vi\u1ec1n, kh\u00f4ng c\u00f3 ngo\u1ea1i l\u1ec7.<\/p>\n\n <div class=\"bp-4-warning\">\n <div class=\"bp-4-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"m21.73 18-8-14a2 2 0 0 0-3.48 0l-8 14A2 2 0 0 0 4 21h16a2 2 0 0 0 1.73-3Z\" \/>\n <path d=\"M12 9v4\" \/>\n <path d=\"M12 17h.01\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-4-text\"><strong>L\u1ed7i ti\u1ec1n in \u0111\u1eaft gi\u00e1 nh\u1ea5t:<\/strong> C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf ch\u1ebf \u0111\u1ed9 in ch\u1ed3ng s\u1ebd bi\u1ebfn m\u1ea5t tr\u00ean b\u1ea3n in. M\u1ef1c tr\u1eafng v\u1eabn \u0111\u01b0\u1ee3c in ra, nh\u01b0ng do c\u00f3 t\u00ednh trong m\u1edd n\u00ean n\u1ec1n t\u1ed1i ph\u00eda sau s\u1ebd l\u1ed9 ra, khi\u1ebfn \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0u tr\u1eafng bi\u1ebfn m\u1ea5t v\u00e0 kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y tr\u00ean m\u00e0n h\u00ecnh, tr\u1eeb khi t\u00ednh n\u0103ng \u201cXem tr\u01b0\u1edbc in ch\u1ed3ng\u201d \u0111\u01b0\u1ee3c b\u1eadt.<\/div>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">K\u1ef9 thu\u1eadt t\u1ea1o b\u00f3ng trong c\u00e1c quy tr\u00ecnh in: So s\u00e1nh song song<\/h2>\n\n <p>Ph\u1ea7n n\u00e0y l\u00e0 ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a h\u01b0\u1edbng d\u1eabn n\u00e0y v\u00e0, theo ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c bi\u1ebft, \u0111\u00e2y l\u00e0 n\u01a1i duy nh\u1ea5t tr\u00ean m\u1ea1ng so s\u00e1nh song song c\u00e1c y\u00eau c\u1ea7u v\u1ec1 trapping c\u1ee7a c\u1ea3 n\u0103m quy tr\u00ecnh in ch\u00ednh trong m\u1ed9t b\u1ea3ng tham kh\u1ea3o duy nh\u1ea5t.<\/p>\n\n <p>Chi\u1ebfn l\u01b0\u1ee3c b\u1ed1 tr\u00ed khung c\u1eaft c\u1ee7a b\u1ea1n kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n m\u1ec1m thi\u1ebft k\u1ebf. N\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y in m\u00e0 c\u00f4ng vi\u1ec7c s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Tr\u01b0\u1edbc khi xem x\u00e9t b\u1ea3ng so s\u00e1nh d\u01b0\u1edbi \u0111\u00e2y, h\u00e3y tr\u1ea3 l\u1eddi ba c\u00e2u h\u1ecfi v\u1ec1 m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n:<\/p>\n\n <ol>\n <li>M\u00e1y in c\u1ee7a b\u1ea1n l\u00e0 lo\u1ea1i n\u1ea1p t\u1edd r\u1eddi hay n\u1ea1p cu\u1ed9n?<\/li>\n <li>B\u1ea1n \u0111ang in tr\u00ean ch\u1ea5t li\u1ec7u n\u00e0o: gi\u1ea5y tr\u00e1ng ph\u1ee7, m\u00e0ng nh\u1ef1a, b\u00eca s\u00f3ng hay v\u1ea3i?<\/li>\n <li>\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb ti\u00eau bi\u1ec3u c\u1ee7a m\u00e1y in c\u1ee7a qu\u00fd c\u00f4ng ty trong \u0111i\u1ec1u ki\u1ec7n s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng l\u00e0 bao nhi\u00eau (kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m l\u00fd t\u01b0\u1edfng)?<\/li>\n <\/ol>\n\n <p>C\u00e1c c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a b\u1ea1n cho ba c\u00e2u h\u1ecfi n\u00e0y s\u1ebd t\u01b0\u01a1ng \u1ee9ng tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c khuy\u1ebfn ngh\u1ecb v\u1ec1 gi\u00e1 tr\u1ecb b\u1eaby v\u00e0 c\u00e1c l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t trong b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n <div class=\"rich-table\">\n <div class=\"table-wrapper\">\n <table>\n <thead>\n <tr>\n <th>K\u00edch th\u01b0\u1edbc<\/th>\n <th>In offset<\/th>\n <th>Flexography<\/th>\n <th>In \u1ed1ng \u0111\u1ed3ng<\/th>\n <th>K\u1ef9 thu\u1eadt s\u1ed1 (M\u1ef1c b\u1ed9t\/M\u1ef1c in phun)<\/th>\n <th>In l\u1ee5a<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd \u0111i\u1ec3n h\u00ecnh<\/strong><\/td>\n <td>\u00b10,03\u20130,05 mm (in t\u1edd r\u1eddi)<br>\u00b10,05\u20130,08 mm (ph\u1ea7n gi\u1eefa)<\/td>\n <td>\u00b10,10\u20130,20 mm (lo\u1ea1i x\u1ebfp ch\u1ed3ng)<br>\u00b10,05\u20130,10 mm (lo\u1ea1i CI)<\/td>\n <td>\u00b10,05\u20130,10 mm<\/td>\n <td>\u00b10,02\u20130,05 mm (s\u1ef1 l\u1ec7ch v\u1ecb tr\u00ed kh\u00f4ng \u0111\u00e1ng k\u1ec3 gi\u1eefa c\u00e1c m\u00e0u trong c\u00f9ng m\u1ed9t b\u1ed9 in)<\/td>\n <td>\u00b10,20\u20130,50 mm (thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 c\u0103ng c\u1ee7a l\u01b0\u1edbi in v\u00e0 kho\u1ea3ng c\u00e1ch ti\u1ebfp x\u00fac)<\/td>\n <\/tr>\n <tr>\n <td><strong>Chi\u1ec1u r\u1ed9ng b\u1eaby \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/strong><\/td>\n <td>0,08\u20130,16 mm (c\u00f3 l\u1edbp ph\u1ee7)<br>0,10\u20130,20 mm (kh\u00f4ng tr\u00e1ng ph\u1ee7)<\/td>\n <td>0,15\u20130,25 mm (m\u00e0ng\/gi\u1ea5y)<br>0,25\u20130,40 mm (g\u1ee3n s\u00f3ng)<\/td>\n <td>0,10\u20130,20 mm<\/td>\n <td>Th\u00f4ng th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 g\u1ed1c<\/td>\n <td>0,25\u20130,75 pt (v\u1ea3i)<br>0,15\u20130,40 pt (ch\u1ea5t n\u1ec1n c\u1ee9ng)<\/td>\n <\/tr>\n <tr>\n <td><strong>Th\u1eed th\u00e1ch b\u1eaft l\u00f5i<\/strong><\/td>\n <td>S\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa m\u1ef1c v\u00e0 n\u01b0\u1edbc \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc c\u1ee7a ch\u1ea5t n\u1ec1n; hi\u1ec7n t\u01b0\u1ee3ng b\u00e1m m\u1ef1c \u01b0\u1edbt tr\u00ean \u01b0\u1edbt l\u00e0m ph\u1ee9c t\u1ea1p qu\u00e1 tr\u00ecnh in ch\u1ed3ng m\u00e0u<\/td>\n <td>S\u1ef1 gi\u00e3n n\u1edf c\u1ee7a v\u1eadt li\u1ec7u n\u1ec1n v\u00e0 bi\u1ebfn d\u1ea1ng t\u1ea5m l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 chi ph\u1ed1i; m\u00e1y \u00e9p CI duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed t\u1ed1t h\u01a1n so v\u1edbi lo\u1ea1i m\u00e1y \u00e9p x\u1ebfp ch\u1ed3ng<\/td>\n <td>S\u1ef1 m\u00e0i m\u00f2n c\u1ee7a xi lanh m\u1ea1 cr\u00f4m l\u00e0m thay \u0111\u1ed5i th\u1ec3 t\u00edch \u00f4 v\u00e0 \u0111\u1ed9 t\u0103ng \u0111i\u1ec3m trong su\u1ed1t qu\u00e1 tr\u00ecnh in; t\u1ed1c \u0111\u1ed9 kh\u00f4 c\u1ee7a dung m\u00f4i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 lan t\u1ecfa c\u1ee7a m\u1ef1c<\/td>\n <td>C\u00e1c quy tr\u00ecnh in \u0111i\u1ec7n quang v\u00e0 in phun c\u00f3 th\u1ec3 in t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u ch\u1ec9 trong m\u1ed9t l\u1ea7n qu\u00e9t c\u1ee7a \u0111\u1ea7u in, gi\u00fap lo\u1ea1i b\u1ecf v\u1ea5n \u0111\u1ec1 kh\u1edbp v\u1ecb tr\u00ed gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb in<\/td>\n <td>S\u1ef1 suy gi\u1ea3m \u0111\u1ed9 c\u0103ng c\u1ee7a l\u01b0\u1edbi in v\u00e0 s\u1ef1 thay \u0111\u1ed5i kho\u1ea3ng c\u00e1ch ti\u1ebfp x\u00fac gi\u1eefa c\u00e1c m\u1ebb s\u1ea3n xu\u1ea5t; c\u00e1c l\u1edbp m\u1ef1c d\u00e0y l\u00e0m n\u1ed5i b\u1eadt c\u00e1c sai l\u1ec7ch v\u1ecb tr\u00ed in m\u1ed9t c\u00e1ch r\u00f5 r\u1ec7t<\/td>\n <\/tr>\n <tr>\n <td><strong>M\u1ee9c \u0111\u1ed9 tr\u01b0\u1edfng th\u00e0nh c\u1ee7a t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/strong><\/td>\n <td>C\u00e1c b\u1ed9 x\u1eed l\u00fd gh\u00e9p trang trong RIP (Kodak Prinergy, Heidelberg Prinect, Fuji XMF) c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd t\u1ef1 \u0111\u1ed9ng h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng in offset<\/td>\n <td>Kho\u1ea3ng 50% c\u00f4ng vi\u1ec7c ti\u1ec1n in flexo \u1edf m\u1ee9c \u0111\u1ed9 trung b\u00ecnh \u0111\u00f2i h\u1ecfi ph\u1ea3i th\u1ef1c hi\u1ec7n trapping th\u1ee7 c\u00f4ng ho\u1eb7c c\u00f3 s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a con ng\u01b0\u1eddi; vi\u1ec7c trapping t\u1ef1 \u0111\u1ed9ng th\u01b0\u1eddng kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c b\u1ed1 c\u1ee5c bao b\u00ec ph\u1ee9c t\u1ea1p<\/td>\n <td>C\u00e1c m\u00f4-\u0111un gh\u00e9p m\u00e0u chuy\u00ean d\u1ee5ng cho in \u1ed1ng \u0111\u1ed3ng trong ph\u1ea7n m\u1ec1m ti\u1ec1n in c\u00f3 th\u1ec3 x\u1eed l\u00fd h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng; qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4 v\u00e0 \u0111\u1ed9 t\u0103ng ch\u1ea5m l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 bi\u1ebfn \u0111\u1ed5i quan tr\u1ecdng nh\u1ea5t<\/td>\n <td>C\u00e1c m\u00e1y in k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i r\u1ea5t cao kh\u00f4ng c\u1ea7n th\u1ef1c hi\u1ec7n k\u1ef9 thu\u1eadt trapping gi\u1eefa c\u00e1c m\u00e0u; k\u1ef9 thu\u1eadt trapping ch\u1ec9 c\u1ea7n thi\u1ebft khi s\u1ea3n ph\u1ea9m in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd sau in (v\u00ed d\u1ee5: in k\u1ef9 thu\u1eadt s\u1ed1 k\u1ebft h\u1ee3p v\u1edbi in flexo m\u00e0u \u0111i\u1ec3m)<\/td>\n <td>Hi\u1ec7n nay, ph\u1ea7n l\u1edbn vi\u1ec7c gh\u00e9p m\u00e0u trong in l\u1ee5a \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u1ee7 c\u00f4ng trong c\u00e1c ph\u1ea7n m\u1ec1m thi\u1ebft k\u1ebf (Illustrator, CorelDRAW)<\/td>\n <\/tr>\n <tr>\n <td><strong>Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t<\/strong><\/td>\n <td>In \u01b0\u1edbt tr\u00ean \u01b0\u1edbt \u0111\u00f2i h\u1ecfi ph\u1ea3i x\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng ch\u1ed3ng m\u00e0u \u0111\u1ec3 t\u00ednh \u0111\u1ebfn \u0111\u1ed9 d\u00ednh c\u1ee7a m\u1ef1c v\u00e0 tr\u00ecnh t\u1ef1 chuy\u1ec3n m\u1ef1c<\/td>\n <td>Ph\u1ea3i s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201cKeepaway\/stayaway choke\u201d \u0111\u1ec3 t\u1ea1o ra c\u00e1c vi\u1ec1n \u0111en \u0111\u1eadm; hi\u1ec7u \u1ee9ng l\u00e0m m\u1edd g\u00f3c (vignette) kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ea1t h\u01a1n m\u1ee9c 3-4% dot trong in flexo; m\u00e3 v\u1ea1ch ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng theo chi\u1ec1u cu\u1ed9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng \u0111\u1ecdc<\/td>\n <td>C\u1ea7n s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng tr\u01b0\u1ee3t cho c\u00e1c hi\u1ec7u \u1ee9ng chuy\u1ec3n m\u00e0u; c\u00e1c m\u00e0u kim lo\u1ea1i lu\u00f4n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng hi\u1ec7u \u1ee9ng tr\u01b0\u1ee3t (kh\u00f4ng bao gi\u1edd in ch\u1ed3ng)<\/td>\n <td>N\u1ebfu k\u1ebft h\u1ee3p in k\u1ef9 thu\u1eadt s\u1ed1 v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt ho\u00e0n thi\u1ec7n sau in truy\u1ec1n th\u1ed1ng (ph\u1ee7 vecni flexo, in l\u1ee5a kim lo\u1ea1i), h\u00e3y l\u1ea5y quy tr\u00ecnh ho\u00e0n thi\u1ec7n sau in l\u00e0m ti\u00eau chu\u1ea9n c\u0103n ch\u1ec9nh m\u00e0u<\/td>\n <td>L\u1edbp n\u1ec1n tr\u1eafng \u0111\u1ee5c g\u00e2y bi\u1ebfn d\u1ea1ng nhi\u1ec1u h\u01a1n so v\u1edbi c\u00e1c m\u00e0u ph\u1ee7; gi\u00e1 tr\u1ecb b\u1eaby c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 m\u1ef1c c\u00f3 \u0111\u1ed9 \u0111\u1ee5c cao<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n <p>Ngo\u00e0i nh\u1eefng n\u1ed9i dung \u0111\u00e3 tr\u00ecnh b\u00e0y, c\u00f3 hai nh\u1eadn \u0111\u1ecbnh mang t\u00ednh li\u00ean quy tr\u00ecnh c\u1ea7n \u0111\u01b0\u1ee3c nh\u1ea5n m\u1ea1nh. C\u1ea3 hai \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c quy\u1ebft \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn m\u00e1y m\u00f3c v\u00e0 s\u1ea3n xu\u1ea5t, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf c\u00e1c thi\u1ebft l\u1eadp tr\u01b0\u1edbc khi in.<\/p>\n\n <p>Th\u1ee9 nh\u1ea5t, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u00e1y in flexo ki\u1ec3u in trung t\u00e2m (CI) v\u00e0 m\u00e1y in flexo ki\u1ec3u x\u1ebfp ch\u1ed3ng c\u00f3 \u00fd ngh\u0129a th\u1ef1c s\u1ef1 \u0111\u1ed1i v\u1edbi vi\u1ec7c gh\u00e9p m\u00e0u. M\u00e1y in CI qu\u1ea5n v\u1eadt li\u1ec7u in quanh m\u1ed9t tr\u1ed1ng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn, v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c tr\u1ea1m in \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed xung quanh tr\u1ed1ng \u0111\u00f3. Do v\u1eadt li\u1ec7u in \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh v\u00e0o tr\u1ed1ng, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb gi\u1eefa c\u00e1c tr\u1ea1m th\u01b0\u1eddng cao g\u1ea5p 2\u20133 l\u1ea7n so v\u1edbi m\u00e1y in ki\u1ec3u x\u1ebfp ch\u1ed3ng, n\u01a1i cu\u1ed9n v\u1eadt li\u1ec7u di chuy\u1ec3n gi\u1eefa c\u00e1c tr\u1ea1m \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u0111\u1ed9c l\u1eadp. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u00e1y in flexo CI c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi \u0111\u1ed9 r\u1ed9ng v\u00f9ng gh\u00e9p n\u1eb1m \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t trong ph\u1ea1m vi c\u1ee7a c\u00f4ng ngh\u1ec7 flexo (0,10\u20130,15 mm tr\u00ean m\u00e0ng), trong khi m\u00e1y in x\u1ebfp ch\u1ed3ng tr\u00ean c\u00f9ng lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn 0,20\u20130,25 mm. \u0110\u1ed9 h\u1eb9p c\u1ee7a v\u00f9ng ch\u1ed3ng m\u00e0u do ki\u1ebfn tr\u00fac CI mang l\u1ea1i kh\u00f4ng ch\u1ec9 l\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i trong giai \u0111o\u1ea1n ti\u1ec1n in. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 t\u1ea1o s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t c\u1ea1nh tranh tr\u00ean c\u00e1c th\u1ecb tr\u01b0\u1eddng n\u01a1i ng\u01b0\u1eddi mua \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ef1a tr\u00ean \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ee7a v\u0103n b\u1ea3n nh\u1ecf v\u00e0 \u0111\u1ed9 m\u1ecbn m\u00e0ng c\u1ee7a c\u00e1c chuy\u1ec3n ti\u1ebfp m\u00e0u. M\u1ecdi nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec \u0111\u1ec1u n\u00ean hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 gi\u1eefa ki\u1ebfn tr\u00fac m\u00e1y in v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng in c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0 v\u00e0o thi\u1ebft b\u1ecb.<\/p>\n\n <div class=\"bp-5-stat\">\n <div class=\"bp-5-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"44\" height=\"44\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M22 7 13.5 15.5 8.5 10.5 2 17\" \/>\n <path d=\"M16 7h6v6\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-5-stats\">\n <div class=\"bp-5-stat-item\">\n <div class=\"bp-5-stat-number\">2\u20133\u00d7<\/div>\n <div class=\"bp-5-stat-label\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd cao h\u01a1n \u1edf c\u00f4ng ngh\u1ec7 CI so v\u1edbi c\u00f4ng ngh\u1ec7 in flexo x\u1ebfp ch\u1ed3ng<\/div>\n <\/div>\n <div class=\"bp-5-stat-item\">\n <div class=\"bp-5-stat-number\">0,10\u20130,15 mm<\/div>\n <div class=\"bp-5-stat-label\">Chi\u1ec1u r\u1ed9ng khe h\u1edf tr\u00ean m\u00e1y in flexo CI (m\u00e0ng)<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <p>Th\u1ee9 hai, in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u00e3 lo\u1ea1i b\u1ecf ph\u1ea7n l\u1edbn hi\u1ec7n t\u01b0\u1ee3ng trapping trong qu\u00e1 tr\u00ecnh in. Tuy nhi\u00ean, l\u1eddi h\u1ee9a \u201ckh\u00f4ng c\u1ea7n trapping\u201d s\u1ebd s\u1ee5p \u0111\u1ed5 ngay khi m\u1ed9t c\u00f4ng vi\u1ec7c in k\u1ef9 thu\u1eadt s\u1ed1 ph\u1ea3i tr\u1ea3i qua quy tr\u00ecnh sau in truy\u1ec1n th\u1ed1ng. M\u1ed9t nh\u00e3n m\u00e1c in k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp vecni \u0111i\u1ec3m b\u1eb1ng c\u00f4ng ngh\u1ec7 flexo, in \u0111i\u1ec3m nh\u1ea5n kim lo\u1ea1i b\u1eb1ng k\u1ef9 thu\u1eadt in l\u1ee5a ho\u1eb7c d\u1eadp l\u00e1 kim lo\u1ea1i \u0111\u1ec1u y\u00eau c\u1ea7u trapping t\u1ea1i c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac sau in \u0111\u00f3. Trong c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c k\u1ebft h\u1ee3p nh\u01b0 v\u1eady, ti\u00eau chu\u1ea9n tham chi\u1ebfu cho trapping lu\u00f4n l\u00e0 quy tr\u00ecnh truy\u1ec1n th\u1ed1ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i h\u1ec7 th\u1ed1ng in k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n\n <div class=\"bp-cta-mid-banner\">\n <div class=\"bp-cta-mid-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M5 12h14\" \/>\n <path d=\"m12 5 7 7-7 7\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-cta-mid-text\">B\u1ea1n \u0111ang \u0111\u00e1nh gi\u00e1 c\u00e1c lo\u1ea1i m\u00e1y in flexo ho\u1eb7c in \u1ed1ng \u0111\u1ed3ng cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i c\u1ee7a m\u00ecnh? H\u00e3y l\u1ef1a ch\u1ecdn ki\u1ebfn tr\u00fac m\u00e1y in ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u \u1ee9ng trapping c\u1ee7a b\u1ea1n.<\/div>\n <a class=\"bp-cta-mid-button\" href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\" target=\"_self\">So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/a>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">Ti\u00eau chu\u1ea9n v\u1ec1 chi\u1ec1u r\u1ed9ng b\u1eaby: \u0110\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c con s\u1ed1<\/h2>\n\n <p>Hi\u1ec3u bi\u1ebft v\u1ec1 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a k\u1ef9 thu\u1eadt trapping l\u00e0 c\u1ea7n thi\u1ebft nh\u01b0ng ch\u01b0a \u0111\u1ee7. \u0110\u1ebfn m\u1ed9t l\u00fac n\u00e0o \u0111\u00f3, ng\u01b0\u1eddi ta c\u1ea7n ph\u1ea3i x\u00e1c \u0111\u1ecbnh m\u1ed9t con s\u1ed1 c\u1ee5 th\u1ec3 cho \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng trapping, v\u00e0 con s\u1ed1 \u0111\u00f3 ph\u1ea3i ch\u00ednh x\u00e1c. N\u1ebfu qu\u00e1 h\u1eb9p, c\u00e1c khe h\u1edf v\u1eabn c\u00f2n t\u1ed3n t\u1ea1i. N\u1ebfu qu\u00e1 r\u1ed9ng, m\u1ed7i \u0111\u01b0\u1eddng ranh gi\u1edbi m\u00e0u s\u1ebd xu\u1ea5t hi\u1ec7n m\u1ed9t v\u1ea7ng t\u1ed1i r\u00f5 r\u1ec7t. Ph\u1ea7n n\u00e0y tr\u00ecnh b\u00e0y c\u1ea3 c\u01a1 s\u1edf l\u00fd lu\u1eadn l\u1eabn c\u00e1c gi\u00e1 tr\u1ecb tham chi\u1ebfu c\u1ee5 th\u1ec3.<\/p>\n\n <h3 class=\"kete-h3\">L\u00fd lu\u1eadn \u0111\u1eb1ng sau nh\u1eefng con s\u1ed1<\/h3>\n\n <p>Chi\u1ec1u r\u1ed9ng c\u1ee7a b\u1eaby kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn th\u1ea9m m\u1ef9 t\u00f9y ti\u1ec7n. C\u00f3 b\u1ed1n y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh chi\u1ec1u r\u1ed9ng n\u00e0y, v\u00e0 nhi\u1ec7m v\u1ee5 c\u1ee7a b\u1ea1n l\u00e0 hi\u1ec3u r\u00f5 c\u00e1ch m\u1ed7i y\u1ebfu t\u1ed1 l\u00e0m t\u0103ng ho\u1eb7c gi\u1ea3m con s\u1ed1 \u0111\u00f3:<\/p>\n\n <p><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c \u0111\u0103ng k\u00fd b\u00e1o ch\u00ed<\/strong> l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 l\u1ec7ch \u0111\u1ecbnh v\u1ecb \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c \u00b10,05 mm c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng khe h\u1edf nh\u1ecf h\u01a1n so v\u1edbi m\u00e1y in c\u00f3 \u0111\u1ed9 l\u1ec7ch dao \u0111\u1ed9ng l\u00ean \u0111\u1ebfn \u00b10,15 mm. Nguy\u00ean t\u1eafc th\u1ef1c ti\u1ec5n \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn: chi\u1ec1u r\u1ed9ng khe h\u1edf t\u1ed1i thi\u1ec3u ph\u1ea3i g\u1ea5p \u0111\u00f4i \u0111\u1ed9 l\u1ec7ch \u0111\u1ecbnh v\u1ecb t\u1ed1i \u0111a \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c. N\u1ebfu sai s\u1ed1 \u0111\u0103ng k\u00fd trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t trong m\u1ed9t \u0111\u1ee3t s\u1ea3n xu\u1ea5t l\u00e0 0,08 mm, h\u00e3y \u0111\u1eb7t khe h\u1edf \u1edf m\u1ee9c 0,16 mm. \u201cQuy t\u1eafc nh\u00e2n \u0111\u00f4i\u201d n\u00e0y cung c\u1ea5p m\u1ed9t bi\u00ean \u0111\u1ed9 an to\u00e0n \u0111\u1ec3 b\u00f9 \u0111\u1eafp cho s\u1ef1 bi\u1ebfn \u0111\u1ed9ng h\u00e0ng ng\u00e0y, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u00e0 s\u1ef1 hao m\u00f2n d\u1ea7n d\u1ea7n c\u1ee7a m\u00e1y in gi\u1eefa c\u00e1c chu k\u1ef3 b\u1ea3o tr\u00ec.<\/p>\n\n <div class=\"bp-6-callout\">\n <div class=\"bp-6-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <rect width=\"16\" height=\"20\" x=\"4\" y=\"2\" rx=\"2\" \/>\n <line x1=\"8\" x2=\"16\" y1=\"6\" y2=\"6\" \/>\n <line x1=\"8\" x2=\"12\" y1=\"12\" y2=\"12\" \/>\n <line x1=\"14\" x2=\"16\" y1=\"12\" y2=\"12\" \/>\n <line x1=\"8\" x2=\"10\" y1=\"18\" y2=\"18\" \/>\n <line x1=\"14\" x2=\"16\" y1=\"18\" y2=\"18\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-6-title\">C\u00f4ng th\u1ee9c t\u00ednh chi\u1ec1u r\u1ed9ng b\u1eaby<\/div>\n <div class=\"bp-6-formula\">B\u1eaby = 2 \u00d7 Sai l\u1ec7ch \u0111\u0103ng k\u00fd t\u1ed1i \u0111a<\/div>\n <div class=\"bp-6-example\">N\u1ebfu sai s\u1ed1 \u0111\u0103ng k\u00fd l\u1edbn nh\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t l\u00e0 0,08 mm, h\u00e3y thi\u1ebft l\u1eadp b\u1eaby c\u1ee7a b\u1ea1n th\u00e0nh <strong>0,16 mm<\/strong>. Quy t\u1eafc nh\u00e2n \u0111\u00f4i n\u00e0y t\u1ea1o ra m\u1ed9t bi\u00ean \u0111\u1ed9 an to\u00e0n nh\u1eb1m b\u00f9 \u0111\u1eafp cho s\u1ef1 bi\u1ebfn \u0111\u1ed9ng h\u00e0ng ng\u00e0y, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u00e0 s\u1ef1 m\u00e0i m\u00f2n d\u1ea7n d\u1ea7n c\u1ee7a m\u00e1y \u00e9p gi\u1eefa c\u00e1c chu k\u1ef3 b\u1ea3o d\u01b0\u1ee1ng.<\/div>\n <\/div>\n\n <p><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t n\u1ec1n<\/strong> l\u00e0 h\u1ec7 s\u1ed1 nh\u00e2n. \u0110\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t n\u1ec1n \u1ed5n \u0111\u1ecbnh (gi\u1ea5y tr\u00e1ng ph\u1ee7 trong ph\u00f2ng in \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9), h\u00e3y s\u1eed d\u1ee5ng gi\u00e1 tr\u1ecb c\u01a1 b\u1ea3n. \u0110\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t n\u1ec1n kh\u00f4ng \u1ed5n \u0111\u1ecbnh (m\u00e0ng PE m\u1ecfng \u0111\u01b0\u1ee3c x\u1eed l\u00fd trong x\u01b0\u1edfng in flexo kh\u00f4ng c\u00f3 \u0111i\u1ec1u h\u00f2a v\u00e0o m\u00f9a h\u00e8), h\u00e3y c\u1ed9ng th\u00eam t\u1eeb 30% \u0111\u1ebfn 50%. \u0110\u1ed1i v\u1edbi b\u00eca s\u00f3ng \u2013 ch\u1ea5t n\u1ec1n c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc th\u1ea5p nh\u1ea5t trong s\u1ed1 c\u00e1c ch\u1ea5t n\u1ec1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u2013 h\u00e3y nh\u00e2n gi\u00e1 tr\u1ecb c\u01a1 b\u1ea3n l\u00ean g\u1ea5p \u0111\u00f4i.<\/p>\n\n <p><strong>\u0110\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh (lpi)<\/strong> \u0111\u1eb7t ra gi\u1edbi h\u1ea1n t\u1ed1i thi\u1ec3u. \u0110\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng l\u1ea5p \u0111\u1ea7y kh\u00f4ng \u0111\u01b0\u1ee3c h\u1eb9p h\u01a1n \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a m\u1ed9t ch\u1ea5m b\u00e1n s\u1eafc \u0111\u01a1n l\u1ebb \u1edf m\u1eadt \u0111\u1ed9 l\u01b0\u1edbi \u0111ang s\u1eed d\u1ee5ng. \u1ede m\u1eadt \u0111\u1ed9 150 lpi, \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a m\u1ed9t ch\u1ea5m \u0111\u01a1n l\u1ebb l\u00e0 kho\u1ea3ng 0,17 pt (0,06 mm). N\u1ebfu \u0111\u1eb7t \u0111\u1ed9 r\u1ed9ng v\u00f9ng l\u1ea5p \u0111\u1ea7y h\u1eb9p h\u01a1n m\u1ee9c n\u00e0y, ch\u00ednh v\u00f9ng l\u1ea5p \u0111\u1ea7y \u0111\u00f3 s\u1ebd tr\u1edf n\u00ean v\u00f4 h\u00ecnh. N\u00f3 th\u1ef1c s\u1ef1 bi\u1ebfn m\u1ea5t v\u00e0o c\u1ea5u tr\u00fac ch\u1ea5m c\u1ee7a h\u00ecnh \u1ea3nh in.<\/p>\n\n <p><strong>\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc<\/strong> \u0111\u1eb7t ra gi\u1edbi h\u1ea1n v\u1ec1 kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft. C\u00e1c c\u1eb7p m\u00e0u c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao (v\u00e0ng tr\u00ean n\u1ec1n \u0111en, tr\u1eafng tr\u00ean n\u1ec1n xanh h\u1ea3i qu\u00e2n) gi\u00fap m\u1eaft d\u1ec5 nh\u1eadn bi\u1ebft c\u00e1c khe h\u1edf h\u01a1n, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y n\u00ean thi\u1ebft k\u1ebf b\u1eaby r\u1ed9ng h\u01a1n m\u1ed9t ch\u00fat. C\u00e1c c\u1eb7p m\u00e0u c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p (hai m\u00e0u xanh t\u01b0\u01a1ng t\u1ef1 nhau) s\u1ebd l\u00e0m cho ch\u00ednh v\u00f9ng b\u00f9 tr\u1ec5 tr\u1edf n\u00ean d\u1ec5 nh\u1eadn th\u1ea5y h\u01a1n n\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng qu\u00e1 m\u1ee9c, do \u0111\u00f3 c\u1ea7n ph\u1ea3i h\u1ea1n ch\u1ebf. Khi m\u1ed9t trong hai m\u00e0u l\u00e0 m\u00e0u \u0111en, h\u00e3y t\u0103ng chi\u1ec1u r\u1ed9ng v\u00f9ng b\u00f9 tr\u1ec5 l\u00ean t\u1eeb 1,5 \u0111\u1ebfn 2 l\u1ea7n. S\u1ef1 n\u1ed5i b\u1eadt v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c c\u1ee7a m\u00e0u \u0111en c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t kho\u1ea3ng tr\u1ed1ng m\u00e0u tr\u1eafng tr\u00ean n\u1ec1n \u0111en s\u1ebd g\u00e2y ch\u00fa \u00fd m\u1ea1nh h\u01a1n b\u1ea5t k\u1ef3 l\u1ed7i \u0111\u0103ng k\u00fd n\u00e0o kh\u00e1c.<\/p>\n\n <h3 class=\"kete-h3\">C\u00e1c gi\u00e1 tr\u1ecb tham chi\u1ebfu d\u00e0nh ri\u00eang cho t\u1eebng quy tr\u00ecnh<\/h3>\n\n <p>B\u1ea3ng tham kh\u1ea3o d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p c\u00e1c gi\u00e1 tr\u1ecb \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u cho c\u00e1c \u0111i\u1ec3m b\u1eaby. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c h\u1eb1ng s\u1ed1 chung cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. Ch\u00fang ch\u1ec9 l\u00e0 c\u00e1c \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u1ec3 hi\u1ec7u chu\u1ea9n. M\u1ed7i x\u01b0\u1edfng in n\u00ean ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m c\u0103n ch\u1ec9nh ri\u00eang v\u00e0 \u0111i\u1ec1u ch\u1ec9nh cho ph\u00f9 h\u1ee3p.<\/p>\n\n <div class=\"rich-table\">\n <div class=\"table-wrapper\">\n <table>\n <thead>\n <tr>\n <th>Quy tr\u00ecnh in \u1ea5n<\/th>\n <th>Lo\u1ea1i ch\u1ea5t n\u1ec1n<\/th>\n <th>\u0110\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh (lpi)<\/th>\n <th>Chi\u1ec1u r\u1ed9ng b\u1eaby khuy\u1ebfn ngh\u1ecb (mm)<\/th>\n <th>Chi\u1ec1u r\u1ed9ng b\u1eaby khuy\u1ebfn ngh\u1ecb (pt)<\/th>\n <th>Ghi ch\u00fa<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>In offset t\u1edd r\u1eddi<\/td>\n <td>Gi\u1ea5y tr\u00e1ng (b\u00f3ng\/l\u1ee5a)<\/td>\n <td>150\u2013175 lpi<\/td>\n <td>0,06\u20130,10 mm<\/td>\n <td>0,17\u20130,28 pt<\/td>\n <td>B\u1eaby nh\u1ecf nh\u1ea5t c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf cho c\u00e1c c\u00f4ng vi\u1ec7c th\u01b0\u01a1ng m\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\n <\/tr>\n <tr>\n <td>In offset t\u1edd r\u1eddi<\/td>\n <td>Gi\u1ea5y kh\u00f4ng tr\u00e1ng<\/td>\n <td>120\u2013150 lpi<\/td>\n <td>0,10\u20130,15 mm<\/td>\n <td>0,28\u20130,43 pt<\/td>\n <td>L\u01b0\u1edbi l\u1ecdc l\u1edbn h\u01a1n gi\u00fap b\u00f9 \u0111\u1eafp cho kh\u1ea3 n\u0103ng th\u1ea5m h\u00fat cao h\u01a1n v\u00e0 s\u1ef1 m\u1ea5t \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc<\/td>\n <\/tr>\n <tr>\n <td>In cu\u1ed9n offset (heatset)<\/td>\n <td>Gi\u1ea5y tr\u00e1ng<\/td>\n <td>133\u2013150 lpi<\/td>\n <td>0,08\u20130,12 mm<\/td>\n <td>0,23\u20130,34 pt<\/td>\n <td>\u0110\u1ed9 c\u0103ng c\u1ee7a b\u0103ng v\u1ea3i t\u1ea1o th\u00eam m\u1ed9t bi\u1ebfn s\u1ed1 c\u0103n ch\u1ec9nh theo chi\u1ec1u d\u1ecdc<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y in Flexo CI<\/td>\n <td>M\u00e0ng (PE, PP, PET)<\/td>\n <td>M\u1ed9t tr\u0103m ba m\u01b0\u01a1i ba d\u00f2ng tr\u00ean m\u1ed7i inch<\/td>\n <td>0,10\u20130,18 mm<\/td>\n <td>0,28\u20130,51 pt<\/td>\n <td>Ki\u1ebfn tr\u00fac CI cho ph\u00e9p thi\u1ebft l\u1eadp c\u00e1c \u0111i\u1ec3m d\u1eebng ch\u00ednh x\u00e1c h\u01a1n so v\u1edbi c\u00f4ng ngh\u1ec7 in flexo d\u1ea1ng ch\u1ed3ng<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y in Flexo CI<\/td>\n <td>Gi\u1ea5y<\/td>\n <td>100\u2013120 lpi<\/td>\n <td>0,12\u20130,20 mm<\/td>\n <td>0,34\u20130,57 pt<\/td>\n <td>Gi\u1ea5y in flexo c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc k\u00e9m h\u01a1n so v\u1edbi m\u00e0ng nh\u1ef1a<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y \u00e9p Flexo Stack<\/td>\n <td>Phim \u1ea3nh<\/td>\n <td>85\u2013110 lpi<\/td>\n <td>0,18\u20130,25 mm<\/td>\n <td>0,51\u20130,71 \u0111i\u1ec3m<\/td>\n <td>S\u1ef1 ch\u00eanh l\u1ec7ch trong qu\u00e1 tr\u00ecnh c\u0103n ch\u1ec9nh m\u00e1y \u00e9p x\u1ebfp ch\u1ed3ng \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 bi\u00ean \u0111\u1ed9 an to\u00e0n l\u1edbn h\u01a1n<\/td>\n <\/tr>\n <tr>\n <td>M\u00e1y \u00e9p Flexo Stack<\/td>\n <td>T\u1ea5m b\u00eca s\u00f3ng<\/td>\n <td>55\u201385 lpi<\/td>\n <td>0,25\u20130,40 mm<\/td>\n <td>0,71\u20131,14 \u0111i\u1ec3m<\/td>\n <td>C\u00e1c gi\u00e1 tr\u1ecb b\u1eaby l\u1edbn nh\u1ea5t th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng; m\u1eadt \u0111\u1ed9 l\u01b0\u1edbi th\u00f4 nh\u1ea5t<\/td>\n <\/tr>\n <tr>\n <td>In l\u00f5m<\/td>\n <td>M\u00e0ng (PE, PP, PET)<\/td>\n <td>100\u2013150 lpi<\/td>\n <td>0,10\u20130,18 mm<\/td>\n <td>0,28\u20130,51 pt<\/td>\n <td>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c c\u0103n ch\u1ec9nh trong in \u1ed1ng \u0111\u1ed3ng l\u00e0 t\u1ed1t, nh\u01b0ng qu\u00e1 tr\u00ecnh s\u1ea5y b\u1eb1ng dung m\u00f4i l\u1ea1i g\u00e2y ra s\u1ef1 bi\u1ebfn \u0111\u1ed9ng<\/td>\n <\/tr>\n <tr>\n <td>In l\u00f5m<\/td>\n <td>Gi\u1ea5y<\/td>\n <td>M\u1ed9t tr\u0103m ba m\u01b0\u01a1i ba d\u00f2ng tr\u00ean m\u1ed7i inch<\/td>\n <td>0,12\u20130,20 mm<\/td>\n <td>0,34\u20130,57 pt<\/td>\n <td>Ph\u1ea3i t\u00ednh \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc c\u1ee7a gi\u1ea5y trong qu\u00e1 tr\u00ecnh s\u1ea5y<\/td>\n <\/tr>\n <tr>\n <td>\u0110i\u1ec7n t\u1eed<\/td>\n <td>Kh\u00f4ng \u00e1p d\u1ee5ng (\u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 g\u1ed1c)<\/td>\n <td>Kh\u00f4ng \u00e1p d\u1ee5ng<\/td>\n <td>Kh\u00f4ng b\u1eaft bu\u1ed9c<\/td>\n <td>Kh\u00f4ng b\u1eaft bu\u1ed9c<\/td>\n <td>Ch\u1ec9 c\u1ea7n thi\u1ebft khi \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c quy tr\u00ecnh ho\u00e0n thi\u1ec7n sau in truy\u1ec1n th\u1ed1ng<\/td>\n <\/tr>\n <tr>\n <td>M\u00e0n h\u00ecnh<\/td>\n <td>V\u1ea3i (b\u00f4ng, polyester)<\/td>\n <td>45\u201385 lpi<\/td>\n <td>0,18\u20130,35 mm<\/td>\n <td>T\u1eeb n\u1eeda \u0111i\u1ec3m \u0111\u1ebfn m\u1ed9t \u0111i\u1ec3m<\/td>\n <td>C\u00e1c l\u01b0\u1edbi l\u1ecdc c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n d\u00e0nh cho m\u1ef1c c\u00f3 \u0111\u1ed9 \u0111\u1ee5c cao v\u00e0 m\u1eadt \u0111\u1ed9 m\u1eaft l\u01b0\u1edbi th\u00f4<\/td>\n <\/tr>\n <tr>\n <td>M\u00e0n h\u00ecnh<\/td>\n <td>Ch\u1ea5t n\u1ec1n c\u1ee9ng (acrylic, kim lo\u1ea1i, th\u1ee7y tinh)<\/td>\n <td>65\u2013100 lpi<\/td>\n <td>0,10\u20130,20 mm<\/td>\n <td>0,28\u20130,57 pt<\/td>\n <td>Ch\u1ea5t n\u1ec1n c\u1ee9ng gi\u00fap lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng co gi\u00e3n c\u1ee7a v\u1ea3i; c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng g\u1ea5p ch\u1eb7t h\u01a1n<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">C\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t kh\u00f4ng tu\u00e2n theo quy t\u1eafc<\/h3>\n\n <p>C\u00f3 ba t\u00ecnh hu\u1ed1ng th\u01b0\u1eddng khi\u1ebfn ngay c\u1ea3 nh\u1eefng nh\u00e2n vi\u00ean ti\u1ec1n in gi\u00e0u kinh nghi\u1ec7m c\u0169ng ph\u1ea3i b\u1ea5t ng\u1edd, b\u1edfi ch\u00fang \u0111i ng\u01b0\u1ee3c l\u1ea1i logic th\u00f4ng th\u01b0\u1eddng:<\/p>\n\n <p><strong>M\u00e0u \u0111en \u0111\u1eadm<\/strong> M\u1ef1c \u0111en \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1eb1ng m\u1ed9t t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m m\u00e0u l\u1ee5c lam, \u0111\u1ecf t\u00eda ho\u1eb7c v\u00e0ng \u1edf l\u1edbp d\u01b0\u1edbi \u0111\u1ec3 l\u00e0m t\u0103ng \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c th\u1ecb gi\u00e1c l\u00e0 m\u1ed9t \u201cc\u00e1i b\u1eaby trapping\u201d. V\u1ea5n \u0111\u1ec1 l\u00e0: n\u1ebfu c\u00e1c m\u00e0u CMY \u1edf l\u1edbp d\u01b0\u1edbi lan \u0111\u1ebfn m\u00e9p c\u1ee7a h\u00ecnh \u0111en v\u00e0 m\u00e1y in b\u1ecb l\u1ec7ch, m\u1ed9t vi\u1ec1n m\u00e0u (th\u01b0\u1eddng l\u00e0 l\u1ee5c lam ho\u1eb7c \u0111\u1ecf t\u00eda) s\u1ebd l\u00f3 ra t\u1eeb d\u01b0\u1edbi l\u1edbp m\u1ef1c \u0111en. Gi\u1ea3i ph\u00e1p l\u00e0 s\u1eed d\u1ee5ng v\u00f9ng c\u00e1ch ly (c\u00f2n g\u1ecdi l\u00e0 v\u00f9ng tr\u00e1nh): \u0111\u1ea9y c\u00e1c m\u00e0u CMY n\u1ec1n l\u00f9i l\u1ea1i 0,08\u20130,15 mm so v\u1edbi m\u00e9p h\u00ecnh \u0111en, \u0111\u1ec3 ch\u1ec9 c\u00f3 m\u00e0u \u0111en thu\u1ea7n t\u00fay m\u1edbi x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c. C\u00f4ng th\u1ee9c m\u00e0u \u0111en \u0111\u1eadm ti\u00eau chu\u1ea9n l\u00e0 100K + 40C, nh\u01b0ng c\u00e1c nh\u00e0 in kh\u00e1c nhau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c kh\u00e1c nhau. Lu\u00f4n x\u00e1c nh\u1eadn v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ti\u1ec1n in c\u1ee7a b\u1ea1n.<\/p>\n\n <p><strong>M\u1ef1c kim lo\u1ea1i<\/strong> \u0110\u1ea3o ng\u01b0\u1ee3c quy t\u1eafc \u0111\u1ed9 s\u00e1ng ti\u00eau chu\u1ea9n. M\u1ef1c kim lo\u1ea1i c\u00f3 \u0111\u1ed9 che ph\u1ee7 r\u1ea5t cao. C\u00e1c m\u00e0u li\u1ec1n k\u1ec1 kh\u00f4ng th\u1ec3 in ch\u1ed3ng l\u00ean ch\u00fang v\u00ec kh\u00f4ng c\u00f3 \u0111\u1ed9 trong su\u1ed1t \u0111\u1ec3 t\u1eadn d\u1ee5ng. Thay v\u00e0o \u0111\u00f3, t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u phi kim lo\u1ea1i \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c in l\u1ea5p \u0111\u1ea7y v\u1ec1 ph\u00eda m\u00e0u kim lo\u1ea1i, b\u1ea5t k\u1ec3 m\u00e0u n\u00e0o s\u00e1ng h\u01a1n hay t\u1ed1i h\u01a1n. M\u1ef1c kim lo\u1ea1i ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi tr\u1ef1c quan, kh\u00f4ng c\u00f3 ngo\u1ea1i l\u1ec7. Quy t\u1eafc n\u00e0y \u00e1p d\u1ee5ng nh\u01b0 nhau cho v\u00e0ng, b\u1ea1c v\u00e0 b\u1ea5t k\u1ef3 h\u1ed7n h\u1ee3p kim lo\u1ea1i t\u00f9y ch\u1ec9nh n\u00e0o.<\/p>\n\n <p><strong>\u0110\u1ed9 d\u1ed1c m\u00e0u v\u00e0 hi\u1ec7u \u1ee9ng m\u1edd d\u1ea7n<\/strong> Y\u00eau c\u1ea7u s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt gh\u00e9p m\u00e0u tr\u01b0\u1ee3t (sliding trap) \u2014 m\u1ed9t k\u1ef9 thu\u1eadt m\u00e0 \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng gh\u00e9p thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u d\u00e0i c\u1ee7a d\u1ea3i m\u00e0u, t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi m\u1eadt \u0111\u1ed9 m\u00e0u c\u1ee5c b\u1ed9. \u1ede nh\u1eefng v\u00f9ng d\u1ea3i m\u00e0u t\u1ed1i, v\u00f9ng gh\u00e9p s\u1ebd h\u1eb9p h\u01a1n; \u1edf nh\u1eefng v\u00f9ng d\u1ea3i m\u00e0u nh\u1ea1t d\u1ea7n, v\u00f9ng gh\u00e9p s\u1ebd r\u1ed9ng h\u01a1n. Qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n n\u00e0y kh\u00e1 ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n tr\u1ef1c ti\u1ebfp trong Adobe Illustrator hay InDesign. Vi\u1ec7c n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 ph\u1ea7n m\u1ec1m gh\u00e9p m\u00e0u chuy\u00ean d\u1ee5ng (Esko ArtPro+, Kodak Prinergy, Hybrid PACKZ ho\u1eb7c c\u00e1c ph\u1ea7n m\u1ec1m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng) v\u1edbi c\u00e1c thu\u1eadt to\u00e1n gh\u00e9p m\u00e0u nh\u1eadn bi\u1ebft \u0111\u1ed9 d\u1ed1c m\u00e0u. Trong in flexo, c\u00f3 m\u1ed9t quy t\u1eafc b\u1ed5 sung v\u1ec1 \u0111\u1ed9 d\u1ed1c m\u00e0u: kh\u00f4ng bao gi\u1edd l\u00e0m m\u1edd hi\u1ec7u \u1ee9ng vignette xu\u1ed1ng d\u01b0\u1edbi \u0111\u1ed9 ph\u1ee7 ch\u1ea5m 3-4%. C\u00e1c t\u1ea5m in flexo kh\u00f4ng th\u1ec3 gi\u1eef c\u00e1c ch\u1ea5m d\u01b0\u1edbi ng\u01b0\u1ee1ng n\u00e0y m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady, v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u201cli\u00ean k\u1ebft ch\u1ea5m\u201d (dot bridging) x\u1ea3y ra s\u1ebd t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee9ng, kh\u00f3 coi \u1edf n\u01a1i m\u00e0 \u0111\u1ed9 d\u1ed1c m\u00e0u l\u1ebd ra ph\u1ea3i m\u1edd d\u1ea7n m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u1ec1 0.<\/p>\n\n <div class=\"bp-7-grid\">\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\" \/>\n <path d=\"m9 12 2 2 4-4\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">M\u00e0u \u0111en \u0111\u1eadm<\/div>\n <div class=\"bp-7-card-text\">S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt \u201ckeepaway\u201d (stayaway): thu h\u1eb9p c\u00e1c m\u00e0u CMY n\u1ec1n l\u1ea1i 0,08\u20130,15 mm so v\u1edbi m\u00e9p m\u00e0u \u0111en \u0111\u1ec3 ch\u1ec9 c\u00f3 m\u00e0u \u0111en thu\u1ea7n t\u00fay m\u1edbi x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi hi\u1ec3n th\u1ecb.<\/div>\n <\/div>\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <circle cx=\"12\" cy=\"12\" r=\"10\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">M\u1ef1c kim lo\u1ea1i<\/div>\n <div class=\"bp-7-card-text\">T\u1ea5t c\u1ea3 c\u00e1c m\u00e0u phi kim lo\u1ea1i \u0111\u1ec1u ph\u1ea3i c\u00f3 xu h\u01b0\u1edbng chuy\u1ec3n sang m\u00e0u kim lo\u1ea1i, b\u1ea5t k\u1ec3 \u0111\u1ed9 s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o. M\u1ef1c kim lo\u1ea1i l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh ranh gi\u1edbi th\u1ecb gi\u00e1c.<\/div>\n <\/div>\n <div class=\"bp-7-card\">\n <div class=\"bp-7-card-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"4\" x2=\"4\" y1=\"21\" y2=\"14\" \/>\n <line x1=\"4\" x2=\"4\" y1=\"10\" y2=\"3\" \/>\n <line x1=\"12\" x2=\"12\" y1=\"21\" y2=\"11\" \/>\n <line x1=\"12\" x2=\"12\" y1=\"7\" y2=\"3\" \/>\n <line x1=\"20\" x2=\"20\" y1=\"21\" y2=\"16\" \/>\n <line x1=\"20\" x2=\"20\" y1=\"12\" y2=\"3\" \/>\n <circle cx=\"4\" cy=\"14\" r=\"2\" \/>\n <circle cx=\"12\" cy=\"11\" r=\"2\" \/>\n <circle cx=\"20\" cy=\"16\" r=\"2\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-7-card-title\">\u0110\u1ed9 d\u1ed1c<\/div>\n <div class=\"bp-7-card-text\">S\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc tr\u01b0\u1ee3t c\u00f3 \u0111\u1ed9 r\u1ed9ng thay \u0111\u1ed5i d\u1ecdc theo \u0111\u1ed9 d\u1ed1c, t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi m\u1eadt \u0111\u1ed9 m\u00e0u c\u1ee5c b\u1ed9. Y\u00eau c\u1ea7u ph\u1ea7n m\u1ec1m x\u1eed l\u00fd b\u1ed9 l\u1ecdc chuy\u00ean d\u1ee5ng v\u1edbi c\u00e1c thu\u1eadt to\u00e1n nh\u1eadn di\u1ec7n \u0111\u1ed9 d\u1ed1c.<\/div>\n <\/div>\n <\/div>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u1ea1i sao vi\u1ec7c \u0111\u1eb7t b\u1eaby l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi l\u1ee3i nhu\u1eadn r\u00f2ng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t<\/h2>\n\n <p>Vi\u1ec7c gh\u00e9p m\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt h\u1eb9p. \u0110\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a nh\u00e2n vi\u00ean ti\u1ec1n in, \u0111\u01b0\u1ee3c x\u1eed l\u00fd trong giai \u0111o\u1ea1n t\u1eeb khi nh\u1eadn t\u1ec7p \u0111\u1ebfn khi xu\u1ea5t b\u1ea3n in. Tuy nhi\u00ean, khi nh\u00ecn t\u1eeb g\u00f3c \u0111\u1ed9 kinh t\u1ebf s\u1ea3n xu\u1ea5t, vi\u1ec7c gh\u00e9p m\u00e9p l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed. N\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m, hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng m\u00e1y m\u00f3c, chu k\u1ef3 ph\u00ea duy\u1ec7t c\u1ee7a kh\u00e1ch h\u00e0ng, v\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec \u0111\u1ea7u t\u01b0 v\u00e0o thi\u1ebft b\u1ecb m\u1edbi, n\u00f3 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ee3i nhu\u1eadn d\u00e0i h\u1ea1n t\u1eeb quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0 v\u1ed1n c\u00f3 gi\u00e1 tr\u1ecb l\u00ean \u0111\u1ebfn s\u00e1u ho\u1eb7c b\u1ea3y con s\u1ed1.<\/p>\n\n <img decoding=\"async\" src=\"https:\/\/www.ketegroup.com\/wp-content\/uploads\/2024\/10\/Gravure-Printing-vs-Flexo.webp\" alt=\"C\u00f4ng nh\u00e2n T\u1eadp \u0111o\u00e0n KETE v\u1eadn h\u00e0nh m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao\" style=\"width: 512px; height: 384px; max-width: 100%; object-fit: cover; border-radius: 12px; margin: 30px auto; display: block; box-shadow: 10px 10px 60px 0px rgba(210, 221, 224, 0.35); transition: all 0.3s ease; cursor: pointer;\" onmouseover=\"this.style.transform='translateY(-5px) scale(1.03)'; this.style.boxShadow='15px 25px 80px 0px rgba(210, 221, 224, 0.45)';\" onmouseout=\"this.style.transform='translateY(0) scale(1)'; this.style.boxShadow='10px 10px 60px 0px rgba(210, 221, 224, 0.35)';\">\n\n <h3 class=\"kete-h3\">Chi ph\u00ed th\u1ef1c s\u1ef1 c\u1ee7a vi\u1ec7c \u0111\u1eb7t b\u1eaby kh\u00f4ng \u0111\u00fang c\u00e1ch<\/h3>\n\n <p>H\u00e3y xem x\u00e9t m\u1ed9t d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i flexo \u0111ang th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c in 6 m\u00e0u tr\u00ean m\u00e0ng PE m\u1ecfng v\u1edbi t\u1ed1c \u0111\u1ed9 200 m\/ph\u00fat. M\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t bao b\u00ec linh ho\u1ea1t \u0111i\u1ec3n h\u00ecnh c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n t\u1eeb 30 \u0111\u1ebfn 50 c\u00f4ng vi\u1ec7c nh\u01b0 v\u1eady m\u1ed7i th\u00e1ng tr\u00ean nhi\u1ec1u m\u00e1y in. N\u1ebfu \u0111\u1ed9 ch\u1ed3ng m\u00e0u li\u00ean t\u1ee5c b\u1ecb thi\u1ebfu so v\u1edbi y\u00eau c\u1ea7u, d\u00f9 ch\u1ec9 0,05 mm, th\u00ec c\u0169ng kh\u00f4ng m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 c\u00e1c khe h\u1edf m\u00e0u tr\u1eafng xu\u1ea5t hi\u1ec7n. M\u1ed9t \u0111\u1ee3t t\u0103ng \u0111\u1ed9t bi\u1ebfn v\u1ec1 \u0111\u1ed9 c\u0103ng. M\u1ed9t s\u1ef1 thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 \u1ea9m. M\u1ed9t t\u1ea5m b\u1ea3n in c\u0169 \u0111\u00e3 m\u1ea5t \u0111i m\u1ed9t ph\u1ea7n \u0111\u1ed9 c\u1ee9ng. Khi c\u00e1c khe h\u1edf xu\u1ea5t hi\u1ec7n, to\u00e0n b\u1ed9 \u0111o\u1ea1n cu\u1ed9n \u0111\u00f3 s\u1ebd b\u1ecb lo\u1ea1i b\u1ecf.<\/p>\n\n <p>D\u1eef li\u1ec7u ng\u00e0nh cho th\u1ea5y t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m trong in \u1ea5n bao b\u00ec trung b\u00ecnh dao \u0111\u1ed9ng t\u1eeb 3% \u0111\u1ebfn 5% so v\u1edbi t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng v\u1eadt li\u1ec7u, trong \u0111\u00f3 c\u00e1c l\u1ed7i li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed (bao g\u1ed3m c\u1ea3 l\u1ed7i trapping) chi\u1ebfm kho\u1ea3ng 20% \u0111\u1ebfn 30% trong t\u1ed5ng l\u01b0\u1ee3ng ph\u1ebf ph\u1ea9m \u0111\u00f3. \u0110\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 ch\u1ebf bi\u1ebfn quy m\u00f4 trung b\u00ecnh x\u1eed l\u00fd 500.000 m\u00e9t tuy\u1ebfn t\u00ednh m\u00e0ng m\u1ed7i th\u00e1ng v\u1edbi chi ph\u00ed nguy\u00ean li\u1ec7u trung b\u00ecnh l\u00e0 $0,15 m\u1ed7i m\u00e9t, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 ch\u1ec9 ri\u00eang ch\u1ea5t th\u1ea3i nguy\u00ean li\u1ec7u li\u00ean quan \u0111\u1ebfn vi\u1ec7c c\u0103n ch\u1ec9nh \u0111\u00e3 l\u00ean t\u1edbi $4.500-$11.250 m\u1ed7i th\u00e1ng. Con s\u1ed1 n\u00e0y ch\u01b0a bao g\u1ed3m chi ph\u00ed nh\u00e2n c\u00f4ng cho vi\u1ec7c l\u00e0m l\u1ea1i, th\u1eddi gian m\u00e1y m\u00f3c b\u1ecb m\u1ea5t do ph\u1ea3i kh\u1edfi \u0111\u1ed9ng l\u1ea1i, hay \u0111i\u1ec1u \u0111au l\u00f2ng nh\u1ea5t l\u00e0 s\u1ef1 m\u1ea5t l\u00f2ng tin c\u1ee7a kh\u00e1ch h\u00e0ng khi l\u00f4 h\u00e0ng b\u1ecb tr\u00ec ho\u00e3n do ph\u1ea3i in l\u1ea1i \u0111\u01a1n h\u00e0ng.<\/p>\n\n <div class=\"bp-8-stat\">\n <div class=\"bp-8-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"12\" x2=\"12\" y1=\"2\" y2=\"22\" \/>\n <path d=\"M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-8-stat-number\">$4,500-$11,250<\/div>\n <div class=\"bp-8-stat-label\">l\u01b0\u1ee3ng ph\u1ebf li\u1ec7u h\u00e0ng th\u00e1ng do l\u1ed7i trong qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd<\/div>\n <div class=\"bp-8-stat-note\">\u0111\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 m\u00e1y chuy\u1ec3n \u0111\u1ed5i quy m\u00f4 trung b\u00ecnh v\u1edbi c\u00f4ng su\u1ea5t 500.000 m\u00e9t tuy\u1ebfn t\u00ednh\/th\u00e1ng<\/div>\n <\/div>\n\n <h3 class=\"kete-h3\">\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a thi\u1ebft b\u1ecb nh\u01b0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c b\u1eaby<\/h3>\n\n <p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t m\u1ed1i quan h\u1ec7 hi\u1ebfm khi \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp nh\u01b0ng l\u1ea1i c\u00f3 \u00fd ngh\u0129a s\u00e2u s\u1eafc \u0111\u1ed1i v\u1edbi c\u00e1c quy\u1ebft \u0111\u1ecbnh mua s\u1eafm m\u00e1y m\u00f3c: \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb c\u1ee7a m\u00e1y in v\u00e0 \u0111\u1ed9 r\u1ed9ng v\u00f9ng ch\u1ed3ng l\u1ea5n c\u00f3 m\u1ed1i quan h\u1ec7 ngh\u1ecbch \u0111\u1ea3o. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,05 mm c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u00f9ng ch\u1ed3ng l\u1ea5n 0,10 mm. M\u1ed9t m\u00e1y in c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,15 mm c\u1ea7n v\u00f9ng ch\u1ed3ng l\u1ea5n 0,30 mm. S\u1ef1 ch\u00eanh l\u1ec7ch n\u00e0y (0,20 mm ch\u1ed3ng l\u1ea5n th\u00eam) c\u00f3 th\u1ec3 nghe c\u00f3 v\u1ebb kh\u00f4ng \u0111\u00e1ng k\u1ec3, nh\u01b0ng n\u00f3 tr\u1ef1c ti\u1ebfp gi\u1edbi h\u1ea1n m\u1ee9c \u0111\u1ed9 chi ti\u1ebft t\u1ed1i thi\u1ec3u c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c. Ch\u1eef nh\u1ecf, c\u00e1c v\u00f9ng in ng\u01b0\u1ee3c nh\u1ecf, \u0111\u01b0\u1eddng n\u00e9t tinh t\u1ebf v\u00e0 c\u00e1c b\u1ea3n in l\u01b0\u1edbi c\u00f3 LPI cao \u0111\u1ec1u tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c khi \u0111\u1ed9 ch\u1ed3ng l\u1ea5n chi\u1ebfm m\u1ed9t ph\u1ea7n \u0111\u00e1ng k\u1ec3 so v\u1edbi k\u00edch th\u01b0\u1edbc chi ti\u1ebft.<\/p>\n\n <p>\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1c ki\u1ebfn tr\u00fac m\u00e1y in c\u0169ng \u0111\u1ed3ng ngh\u0129a, m\u1ed9t c\u00e1ch ng\u1ea7m \u0111\u1ecbnh, v\u1edbi vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u1ea1m vi ch\u1ea5t l\u01b0\u1ee3ng in m\u00e0 nh\u00e0 ch\u1ebf bi\u1ebfn c\u00f3 th\u1ec3 cung c\u1ea5p. C\u00e1c m\u00e1y in flexo CI, v\u1edbi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t ch\u1ea5t li\u1ec7u in b\u1eb1ng tr\u1ed1ng \u0111\u01a1n, lu\u00f4n mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u0103ng k\u00fd cao h\u01a1n 2-3 l\u1ea7n so v\u1edbi c\u00e1c m\u00e1y in ki\u1ec3u x\u1ebfp ch\u1ed3ng. Kho\u1ea3ng c\u00e1ch ch\u1ed3ng m\u00e0u h\u1eb9p h\u01a1n nh\u1edd ki\u1ebfn tr\u00fac CI kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t ti\u1ec7n \u00edch trong giai \u0111o\u1ea1n ti\u1ec1n in. \u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 t\u1ea1o s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t c\u1ea1nh tranh tr\u00ean c\u00e1c th\u1ecb tr\u01b0\u1eddng n\u01a1i ng\u01b0\u1eddi mua \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ef1a tr\u00ean \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ee7a v\u0103n b\u1ea3n nh\u1ecf v\u00e0 \u0111\u1ed9 m\u1ecbn m\u00e0ng c\u1ee7a s\u1ef1 chuy\u1ec3n m\u00e0u. T\u01b0\u01a1ng t\u1ef1, c\u00e1c m\u00e1y in \u1ed1ng \u0111\u1ed3ng hi\u1ec7n \u0111\u1ea1i \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng servo v\u1edbi t\u00ednh n\u0103ng ki\u1ec3m so\u00e1t \u0111\u0103ng k\u00fd t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,05 mm tr\u00ean to\u00e0n b\u1ed9 cu\u1ed9n gi\u1ea5y, cho ph\u00e9p c\u00e1c gi\u00e1 tr\u1ecb kho\u1ea3ng c\u00e1ch ch\u1ed3ng m\u00e0u \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t trong ph\u1ea1m vi in \u1ed1ng \u0111\u1ed3ng v\u00e0 m\u1edf r\u1ed9ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c cho m\u1ed7i c\u00f4ng vi\u1ec7c.<\/p>\n\n <p>Khi l\u1ef1a ch\u1ecdn m\u00e1y in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng, vi\u1ec7c \u0111\u00e1nh gi\u00e1 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb c\u1ee7a m\u00e1y in v\u00e0, quan tr\u1ecdng h\u01a1n, t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb trong th\u1ef1c t\u1ebf qua c\u00e1c \u0111\u1ee3t in k\u00e9o d\u00e0i c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o qu\u00e1 tr\u00ecnh \u0111\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt, b\u00ean c\u1ea1nh c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u1ed1c \u0111\u1ed9, chi\u1ec1u r\u1ed9ng v\u00e0 c\u00f4ng su\u1ea5t m\u00e1y s\u1ea5y. Chi\u1ec1u r\u1ed9ng v\u00f9ng ch\u1ed3ng m\u00e0u m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y in m\u00e0 b\u1ea1n \u0111\u1ea7u t\u01b0. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u00e1y m\u00f3c t\u00f9y ch\u1ec9nh v\u1edbi c\u00e1c d\u00e2y chuy\u1ec1n thi\u1ebft b\u1ecb \u0111\u00f3ng g\u00f3i linh ho\u1ea1t tr\u1ecdn g\u00f3i c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c nh\u00e0 gia c\u00f4ng \u0111\u00e1nh gi\u00e1 c\u00e1c bi\u1ebfn s\u1ed1 n\u00e0y trong giai \u0111o\u1ea1n x\u00e1c \u0111\u1ecbnh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, t\u1eeb \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh ki\u1ebfn tr\u00fac m\u00e1y in sao cho ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00f4ng vi\u1ec7c in \u1ea5n m\u1ee5c ti\u00eau.<\/p>\n\n <h3 class=\"kete-h3\">X\u00e2y d\u1ef1ng ti\u00eau chu\u1ea9n v\u1ec1 vi\u1ec7c ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd c\u00e1c h\u00e0nh vi sai tr\u00e1i trong t\u1ed5 ch\u1ee9c c\u1ee7a b\u1ea1n<\/h3>\n\n <p>Bi\u1ec7n ph\u00e1p mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao nh\u1ea5t m\u00e0 h\u1ea7u h\u1ebft c\u00e1c doanh nghi\u1ec7p in \u1ea5n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u1ec3 ki\u1ec3m so\u00e1t chi ph\u00ed trapping l\u1ea1i ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed: \u0111\u00f3 l\u00e0 l\u1eadp th\u00e0nh v\u0103n b\u1ea3n m\u1ed9t ti\u00eau chu\u1ea9n v\u1ec1 trapping. M\u1ed9t t\u00e0i li\u1ec7u d\u00e0i m\u1ed9t trang, trong \u0111\u00f3 quy \u0111\u1ecbnh c\u1ee5 th\u1ec3 \u0111\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng trapping theo t\u1eebng lo\u1ea1i m\u00e1y in, t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u in v\u00e0 t\u1eebng t\u00ecnh hu\u1ed1ng m\u00e0u s\u1eafc, s\u1ebd bi\u1ebfn vi\u1ec7c trapping t\u1eeb s\u1ef1 ph\u00e1n \u0111o\u00e1n ch\u1ee7 quan c\u1ee7a t\u1eebng nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh th\u00e0nh m\u1ed9t t\u00e0i s\u1ea3n c\u1ee7a t\u1ed5 ch\u1ee9c.<\/p>\n\n <p>M\u1ed9t ti\u00eau chu\u1ea9n trapping ph\u1ea3i bao g\u1ed3m, \u00edt nh\u1ea5t: \u0111\u1ed9 r\u1ed9ng trapping m\u1eb7c \u0111\u1ecbnh cho t\u1eebng t\u1ed5 h\u1ee3p m\u00e1y in \u2013 v\u1eadt li\u1ec7u in trong x\u01b0\u1edfng c\u1ee7a qu\u00fd v\u1ecb; th\u00f4ng s\u1ed1 kho\u1ea3ng c\u00e1ch an to\u00e0n cho c\u00e1c v\u00f9ng m\u00e0u \u0111en \u0111\u1eadm; quy t\u1eafc trapping \u0111\u1ed1i v\u1edbi m\u1ef1c kim lo\u1ea1i; t\u1ef7 l\u1ec7 ch\u1ea5m t\u1ed1i thi\u1ec3u cho c\u00e1c v\u00f9ng chuy\u1ec3n m\u00e0u trong in flexo; v\u00e0 h\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng r\u1eb1ng b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7 n\u00e0o c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi gi\u00e1m s\u00e1t ph\u00ea duy\u1ec7t. T\u00e0i li\u1ec7u n\u00e0y kh\u00f4ng c\u1ea7n ph\u1ea3i d\u00e0i, nh\u01b0ng ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eadp ra, c\u00f3 s\u1eb5n t\u1ea1i khu v\u1ef1c s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t.<\/p>\n\n <div class=\"bp-9-checklist\">\n <div class=\"bp-9-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"m3 17 2 2 4-4\" \/>\n <path d=\"m3 7 2 2 4-4\" \/>\n <path d=\"M13 6h8\" \/>\n <path d=\"M13 12h8\" \/>\n <path d=\"M13 18h8\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-9-title\">5 m\u1eb7t h\u00e0ng ti\u00eau chu\u1ea9n cho d\u1ee5ng c\u1ee5 b\u1eaby c\u1ee7a b\u1ea1n<\/div>\n <div class=\"bp-9-list\">\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Chi\u1ec1u r\u1ed9ng khe \u00e9p m\u1eb7c \u0111\u1ecbnh cho t\u1eebng t\u1ed5 h\u1ee3p m\u00e1y \u00e9p - v\u1eadt li\u1ec7u trong x\u01b0\u1edfng c\u1ee7a b\u1ea1n<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Keepaway \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u00e0u \u0111en \u0111\u1eadm<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>Quy t\u1eafc in ch\u1ed3ng cho m\u1ef1c kim lo\u1ea1i<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>T\u1ef7 l\u1ec7 ch\u1ea5m t\u1ed1i thi\u1ec3u cho c\u00e1c hi\u1ec7u \u1ee9ng chuy\u1ec3n m\u00e0u trong in flexo (kh\u00f4ng bao gi\u1edd th\u1ea5p h\u01a1n 3-4%)<\/span>\n <\/div>\n <div class=\"bp-9-item\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M20 6 9 17l-5-5\" \/>\n <\/svg>\n <span>H\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng r\u1eb1ng b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7 n\u00e0o c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi gi\u00e1m s\u00e1t ph\u00ea duy\u1ec7t<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <p>K\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c: \u00edt ph\u1ea3i d\u1eebng m\u00e1y in h\u01a1n do v\u1ea5n \u0111\u1ec1 trapping, gi\u1ea3m l\u00e3ng ph\u00ed nguy\u00ean li\u1ec7u khi \u0111i\u1ec1u ch\u1ec9nh b\u1eaby theo ph\u01b0\u01a1ng ph\u00e1p th\u1eed v\u00e0 sai, t\u0103ng t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd ti\u1ec1n in (ng\u01b0\u1eddi v\u1eadn h\u00e0nh tu\u00e2n th\u1ee7 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt thay v\u00ec ph\u1ea3i t\u1ef1 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh cho t\u1eebng t\u1ec7p tin), v\u00e0 t\u1ea1o l\u1ee3i th\u1ebf h\u01a1n trong c\u00e1c cu\u1ed9c trao \u0111\u1ed5i v\u1edbi kh\u00e1ch h\u00e0ng. C\u00e2u n\u00f3i \u201cCh\u00fang t\u00f4i in theo c\u00e1c ti\u00eau chu\u1ea9n trapping \u0111\u00e3 \u0111\u01b0\u1ee3c ghi ch\u00e9p r\u00f5 r\u00e0ng\u201d mang l\u1ea1i s\u1ee9c n\u1eb7ng trong qu\u00e1 tr\u00ecnh ki\u1ec3m to\u00e1n nh\u00e0 cung c\u1ea5p, \u0111i\u1ec1u m\u00e0 c\u00e2u \u201cnh\u00e2n vi\u00ean c\u1ee7a ch\u00fang t\u00f4i bi\u1ebft m\u00ecnh \u0111ang l\u00e0m g\u00ec\u201d kh\u00f4ng th\u1ec3 s\u00e1nh \u0111\u01b0\u1ee3c.<\/p>\n\n <hr>\n\n <h2 class=\"kete-h2\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n\n <ol>\n <li>Hi\u1ec7p h\u1ed9i K\u1ef9 thu\u1eadt In Flexo (FTA). \u201cC\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 dung sai \u0111\u1ea7u ti\u00ean v\u1ec1 t\u00e1i t\u1ea1o h\u00ecnh \u1ea3nh in flexo.\u201d <a href=\"https:\/\/www.flexography.org\/\">https:\/\/www.flexography.org\/<\/a><\/li>\n <li>Kodak. \u201cC\u00f4ng c\u1ee5 Trap trong quy tr\u00ecnh l\u00e0m vi\u1ec7c Prinergy.\u201d <a href=\"https:\/\/workflowhelp.kodak.com\/\">https:\/\/workflowhelp.kodak.com\/<\/a><\/li>\n <li>Adobe Systems. \u201cH\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt trapping.\u201d <a href=\"https:\/\/www.adobe.com\/studio\/print\/pdf\/trapping.pdf\">https:\/\/www.adobe.com\/studio\/print\/pdf\/trapping.pdf<\/a><\/li>\n <li>ISO. \u201cISO 12647-2: C\u00f4ng ngh\u1ec7 \u0111\u1ed3 h\u1ecda \u2013 Ki\u1ec3m so\u00e1t quy tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00e1c b\u1ea3n t\u00e1ch m\u00e0u b\u00e1n s\u1eafc.\u201d <a href=\"https:\/\/www.iso.org\/standard\/75372.html\">https:\/\/www.iso.org\/standard\/75372.html<\/a><\/li>\n <li>Smithers. \u201cT\u01b0\u01a1ng lai c\u1ee7a ng\u00e0nh in bao b\u00ec \u0111\u1ebfn n\u0103m 2028.\u201d <a href=\"https:\/\/www.smithers.com\/\">https:\/\/www.smithers.com\/<\/a><\/li>\n <li>T\u1ea1p ch\u00ed In l\u1ee5a. \u201cC\u00e1ch t\u1ea1o khung cho b\u1ea3n v\u1ebd trong in l\u1ee5a.\u201d <a href=\"https:\/\/screenprintingmag.com\/how-to-trap-artwork-for-screen-printing-4-essential-steps-to-avoid-gaps-and-misregistration\/\">https:\/\/screenprintingmag.com\/how-to-trap-artwork-for-screen-printing-4-essential-steps-to-avoid-gaps-and-misregistration\/<\/a><\/li>\n <li>Algonquin Design. \u201cB\u1eaby.\u201d <a href=\"https:\/\/cg.algonquindesign.ca\/information\/trapping\">https:\/\/cg.algonquindesign.ca\/information\/trapping<\/a><\/li>\n <li>KETE GROUP. \u201cM\u00e1y in flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng.\u201d <a href=\"https:\/\/www.ketegroup.com\/vn\">https:\/\/www.ketegroup.com\/<\/a><\/li>\n <li>KETE GROUP. \u201cLi\u00ean h\u1ec7.\u201d <a href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\">https:\/\/www.ketegroup.com\/contact\/<\/a><\/li>\n <\/ol>\n\n <div class=\"bp-cta-end-callout\">\n <div class=\"bp-cta-end-icon\">\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"48\" height=\"48\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <rect width=\"20\" height=\"16\" x=\"2\" y=\"4\" rx=\"2\" \/>\n <path d=\"m22 7-8.97 5.7a1.94 1.94 0 0 1-2.06 0L2 7\" \/>\n <\/svg>\n <\/div>\n <div class=\"bp-cta-end-title\">M\u00e1y in Flexo v\u00e0 in \u1ed1ng \u0111\u1ed3ng t\u00f9y ch\u1ec9nh cho d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i c\u1ee7a qu\u00fd kh\u00e1ch<\/div>\n <div class=\"bp-cta-end-subtitle\">Gi\u1ea3i ph\u00e1p tr\u1ecdn g\u00f3i t\u1eeb t\u01b0 v\u1ea5n \u0111\u1ebfn d\u1ecbch v\u1ee5 h\u1eadu m\u00e3i. Gi\u00e1 b\u00e1n tr\u1ef1c ti\u1ebfp t\u1eeb nh\u00e0 m\u00e1y, v\u1edbi h\u01a1n 30 n\u0103m kinh nghi\u1ec7m s\u1ea3n xu\u1ea5t \u0111\u1eb1ng sau m\u1ed7i chi\u1ebfc m\u00e1y.<\/div>\n <a class=\"bp-cta-end-button\" href=\"https:\/\/www.ketegroup.com\/vn\/lien-he\/\" target=\"_self\">\u0110\u0103ng k\u00fd t\u01b0 v\u1ea5n<\/a>\n <\/div>\n\n <\/article>\n <\/div>\n<\/body>\n\n<\/html>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn v\u1ec1 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e9p d\u00e0nh cho chuy\u00ean gia in \u1ea5n: C\u01a1 ch\u1ebf, ti\u00eau chu\u1ea9n v\u00e0 so s\u00e1nh theo t\u1eebng quy tr\u00ecnh H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng hai m\u1ea3nh gh\u00e9p \u0111\u01b0\u1ee3c c\u1eaft sao cho kh\u1edbp ch\u00ednh x\u00e1c m\u00e9p n\u00e0y v\u1edbi m\u00e9p kia. Tr\u00ean b\u00e0n, ch\u00fang kh\u1edbp v\u1edbi nhau ho\u00e0n h\u1ea3o. Nh\u01b0ng n\u1ebfu b\u00e0n ch\u1ec9 d\u1ecbch chuy\u1ec3n m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a milimet, khe h\u1edf gi\u1eefa ch\u00fang s\u1ebd l\u1ed9 ra v\u00e0 h\u00ecnh \u1ea3nh b\u1ecb \u0111\u1ee9t \u0111o\u1ea1n. \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 k\u1ef9 thu\u1eadt gh\u00e9p m\u00e9p ra \u0111\u1eddi \u0111\u1ec3 [\u2026]<\/p>","protected":false},"author":1,"featured_media":28147,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Trapping Printing Explained: The Professional Guide","_seopress_titles_desc":"Master trapping printing with our expert guide. Learn essential prepress techniques to eliminate misregistration and ensure flawless print results. Read now!","_seopress_robots_index":"","footnotes":""},"categories":[30,73,31,67],"tags":[],"class_list":["post-29428","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-flexo-printing-machines","category-recent-blogs","category-rotogravure-printing-machines","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/comments?post=29428"}],"version-history":[{"count":6,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428\/revisions"}],"predecessor-version":[{"id":29643,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/29428\/revisions\/29643"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media\/28147"}],"wp:attachment":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media?parent=29428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/categories?post=29428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/tags?post=29428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}