{"id":12481,"date":"2024-06-04T16:02:53","date_gmt":"2024-06-04T08:02:53","guid":{"rendered":"https:\/\/www.ketegroup.com\/?p=12481"},"modified":"2024-11-21T14:37:56","modified_gmt":"2024-11-21T06:37:56","slug":"dot-gain-in-flexo-printing","status":"publish","type":"post","link":"https:\/\/www.ketegroup.com\/vn\/tang-diem-trong-in-flexo\/","title":{"rendered":"Dot Gain l\u00e0 g\u00ec: Nguy\u00ean nh\u00e2n, t\u00e1c \u0111\u1ed9ng v\u00e0 gi\u1ea3i ph\u00e1p trong in Flexo"},"content":{"rendered":"<p>L\u0129nh v\u1ef1c in flexo r\u1ea5t c\u1ee5 th\u1ec3 \u0111\u00f2i h\u1ecfi ph\u1ea3i ki\u1ec3m so\u00e1t \u0111\u1ed9 t\u0103ng ch\u1ea5m kh\u00f4ng ch\u1ec9 v\u00ec s\u1ef1 ho\u00e0n h\u1ea3o v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt m\u00e0 c\u00f2n v\u00ec s\u1ef1 h\u00e0i l\u00f2ng c\u1ee7a kh\u00e1ch h\u00e0ng. \u0110\u1ed9 t\u0103ng ch\u1ea5m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch m\u1ef1c \u0111\u01b0\u1ee3c l\u1eafng \u0111\u1ecdng tr\u00ean ch\u1ea5t n\u1ec1n v\u00e0 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 k\u1ebft qu\u1ea3 tr\u1ef1c quan c\u1ee7a v\u1eadt li\u1ec7u in. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c thay th\u1ebf, t\u0103ng chi ph\u00ed v\u00e0 th\u1eadm ch\u00ed m\u1ea5t kh\u00e1ch h\u00e0ng. Do \u0111\u00f3, \u0111i\u1ec1u b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi th\u1ee3 in l\u00e0 ph\u1ea3i hi\u1ec3u s\u00e2u s\u1eafc nguy\u00ean nh\u00e2n g\u00e2y ra \u0111\u1ed9 t\u0103ng ch\u1ea5m v\u00e0 n\u1eafm v\u1eefng c\u00e1c k\u1ef9 thu\u1eadt \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng n\u00e0y. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c b\u1ea3n in s\u1ebd ch\u1ec9 \u0111\u01b0\u1ee3c giao v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3 v\u00e0 s\u1ebd duy tr\u00ec c\u00e1c ti\u00eau chu\u1ea9n cao v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n trong t\u1ea5t c\u1ea3 c\u00e1c d\u1ef1 \u00e1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Dot Gain l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>T\u0103ng ch\u1ea5m, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u0103ng gi\u00e1 tr\u1ecb t\u00f4ng m\u00e0u (TVI), l\u00e0 m\u1ed9t l\u1ed7i in x\u1ea3y ra khi k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c ch\u1ea5m b\u00e1n s\u1eafc tr\u00ean v\u1eadt li\u1ec7u in l\u1edbn h\u01a1n c\u00e1c ch\u1ea5m t\u01b0\u01a1ng \u1ee9ng tr\u00ean t\u1ea5m in. \u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra trong nhi\u1ec1u quy tr\u00ecnh in kh\u00e1c nhau, bao g\u1ed3m in offset v\u00e0 in flexo. Trong in flexo, h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u00e1i t\u1ea1o b\u1eb1ng m\u1ed9t s\u1ed1 ch\u1ea5m nh\u1ecf c\u00f3 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau v\u00e0 tr\u00f4ng gi\u1ed1ng nh\u01b0 s\u1eed d\u1ee5ng t\u00f4ng m\u00e0u li\u00ean t\u1ee5c. Khi t\u0103ng ch\u1ea5m x\u1ea3y ra, c\u00e1c ch\u1ea5m n\u00e0y v\u01b0\u1ee3t qu\u00e1 k\u00edch th\u01b0\u1edbc \u0111\u00e3 \u0111\u1eb7t v\u00e0 tr\u1edf n\u00ean t\u1ed1i h\u01a1n v\u00e0 \u00edt chi ti\u1ebft h\u01a1n.<\/p>\n\n\n\n<p>t\u0103ng ch\u1ea5m \u0111\u01b0\u1ee3c \u0111o theo ph\u1ea7n tr\u0103m v\u00e0 c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o ch\u1ea5t n\u1ec1n, m\u1ef1c v\u00e0 \u0111i\u1ec1u ki\u1ec7n in. V\u00ed d\u1ee5, m\u1ed9t ch\u1ea5m 20% tr\u00ean t\u1ea5m in c\u00f3 th\u1ec3 l\u00e0 30% tr\u00ean ch\u1ea5t n\u1ec1n n\u00ean d\u1ef1 ki\u1ebfn s\u1ebd t\u0103ng ch\u1ea5m 10%. T\u1ed5ng t\u0103ng ch\u1ea5m l\u00e0 t\u1ed5ng c\u1ee7a t\u0103ng ch\u1ea5m v\u1eadt l\u00fd (m\u1ee9c t\u0103ng th\u1ef1c t\u1ebf v\u1ec1 k\u00edch th\u01b0\u1edbc ch\u1ea5m) v\u00e0 t\u0103ng ch\u1ea5m quang h\u1ecdc (m\u1ee9c t\u0103ng \u0111\u01b0\u1ee3c nh\u1eadn th\u1ea5y do h\u1ea5p th\u1ee5 v\u00e0 t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u00e1c \u0111\u1ed9ng c\u1ee7a Dot Gain l\u00ean Ch\u1ea5t l\u01b0\u1ee3ng in<\/strong><\/h2>\n\n\n\n<p>Dot gain, l\u00e0 m\u1ed9t khi\u1ebfm khuy\u1ebft c\u1ee7a quy tr\u00ecnh in, c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m in cu\u1ed1i c\u00f9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong in flexo, n\u01a1i m\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e0u s\u1eafc l\u00e0 r\u1ea5t quan tr\u1ecdng. M\u1ed9t s\u1ed1 t\u00e1c \u0111\u1ed9ng ch\u00ednh c\u1ee7a dot gain bao g\u1ed3m:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>B\u1ea3n in t\u1ed1i h\u01a1n<\/td><td>Khi c\u00e1c ch\u1ea5m b\u00e1n s\u1eafc m\u1edf r\u1ed9ng, b\u1ea3n in s\u1ebd t\u1ed1i h\u01a1n d\u1ef1 ki\u1ebfn, l\u00e0m thay \u0111\u1ed5i c\u00e2n b\u1eb1ng m\u00e0u s\u1eafc v\u00e0 d\u1eabn \u0111\u1ebfn m\u1ea5t chi ti\u1ebft \u1edf c\u00e1c v\u00f9ng \u0111\u01b0\u1ee3c t\u00f4 b\u00f3ng.<\/td><\/tr><tr><td>\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1ea3m<\/td><td>Vi\u1ec7c t\u0103ng \u0111i\u1ec3m c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1eefa v\u00f9ng s\u00e1ng v\u00e0 v\u00f9ng t\u1ed1i, khi\u1ebfn h\u00ecnh \u1ea3nh tr\u00f4ng ph\u1eb3ng v\u00e0 k\u00e9m s\u1ed1ng \u0111\u1ed9ng.<\/td><\/tr><tr><td>M\u1ea5t chi ti\u1ebft<\/td><td>C\u00e1c ch\u1ea5m lan r\u1ed9ng ra ngo\u00e0i ph\u1ea1m vi mong mu\u1ed1n, c\u00e1c chi ti\u1ebft nh\u1ecf v\u00e0 k\u1ebft c\u1ea5u trong h\u00ecnh \u1ea3nh b\u1ecb m\u1ea5t v\u00e0 b\u1ea3n in cu\u1ed1i c\u00f9ng tr\u00f4ng m\u1edd v\u00e0 k\u00e9m s\u1eafc n\u00e9t.<\/td><\/tr><tr><td>S\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc<\/td><td>S\u1ef1 gia t\u0103ng ch\u1ea5m c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c m\u00e0u s\u1eafc kh\u00e1c nhau \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 kh\u00e1c nhau, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc v\u00e0 s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n trong b\u1ea3n in cu\u1ed1i c\u00f9ng.<\/td><\/tr><tr><td>K\u1ebft qu\u1ea3 kh\u00f4ng nh\u1ea5t qu\u00e1n<\/td><td>N\u1ebfu \u0111\u1ed9 t\u0103ng \u0111i\u1ec3m kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 b\u00f9 tr\u1eeb h\u1ee3p l\u00fd, n\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng in kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u \u1edf c\u00e1c b\u1ea3n in kh\u00e1c nhau ho\u1eb7c th\u1eadm ch\u00ed trong c\u00f9ng m\u1ed9t l\u01b0\u1ee3t in.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng Dot Gain trong in Flexo<\/strong><\/h2>\n\n\n\n<p>Sau \u0111\u00e2y l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng ch\u1ea5m trong in flexo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e1p su\u1ea5t in qu\u00e1 m\u1ee9c<\/li>\n\n\n\n<li>\u0111\u1ed9 nh\u1edbt m\u1ef1c kh\u00f4ng ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>l\u1ef1a ch\u1ecdn cu\u1ed9n anilox kh\u00f4ng ph\u00f9 h\u1ee3p<\/li>\n\n\n\n<li>v\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1eadt li\u1ec7u t\u1ea5m v\u00e0 \u0111\u1ed9 c\u1ee9ng<\/li>\n\n\n\n<li>s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 d\u00e0y c\u1ee7a b\u1ea3n in<\/li>\n\n\n\n<li>nhi\u1ec5m b\u1ea9n tr\u00ean b\u1ec1 m\u1eb7t t\u1ea5m ho\u1eb7c con l\u0103n in<\/li>\n\n\n\n<li>v\u1ea5n \u0111\u1ec1 v\u1ec1 b\u0103ng d\u00ednh<\/li>\n\n\n\n<li>t\u1ed1c \u0111\u1ed9 in qu\u00e1 m\u1ee9c<\/li>\n\n\n\n<li>c\u00e0i \u0111\u1eb7t m\u00e1y b\u01a1m v\u00e0 v\u00f2i phun m\u1ef1c kh\u00f4ng \u0111\u00fang c\u00e1ch<\/li>\n\n\n\n<li>\u0111\u1eb7c \u0111i\u1ec3m v\u00e0 t\u00ecnh tr\u1ea1ng c\u1ee7a ch\u0103n<\/li>\n\n\n\n<li>t\u00ednh ch\u1ea5t n\u1ec1n<\/li>\n\n\n\n<li>c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng trong ph\u00f2ng in<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u00c1p su\u1ea5t in qu\u00e1 m\u1ee9c<\/strong><\/h3>\n\n\n\n<p>In Flexo l\u00e0 m\u1ed9t quy tr\u00ecnh nh\u1ea1y \u00e1p su\u1ea5t, trong \u0111\u00f3 c\u00e1c v\u00f9ng h\u00ecnh \u1ea3nh n\u1ed5i c\u1ee7a t\u1ea5m in ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi ch\u1ea5t n\u1ec1n \u0111\u1ec3 in m\u1ef1c. N\u1ebfu \u00e1p su\u1ea5t gi\u1eefa t\u1ea5m in v\u00e0 ch\u1ea5t n\u1ec1n cao h\u01a1n gi\u00e1 tr\u1ecb th\u00edch h\u1ee3p, c\u00e1c ch\u1ea5m m\u1ef1c tr\u00ean t\u1ea5m in s\u1ebd b\u1ecb bi\u1ebfn d\u1ea1ng v\u00e0 lan r\u1ed9ng, do \u0111\u00f3 ch\u1ea5t n\u1ec1n in s\u1ebd c\u00f3 c\u00e1c ch\u1ea5m l\u1edbn h\u01a1n. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t tr\u1ea7m tr\u1ecdng h\u01a1n khi s\u1eed d\u1ee5ng c\u00e1c t\u1ea5m in m\u1ec1m h\u01a1n ho\u1eb7c khi in tr\u00ean c\u00e1c ch\u1ea5t n\u1ec1n d\u1ec5 n\u00e9n h\u01a1n.<\/p>\n\n\n\n<p>M\u00e1y in ph\u1ea3i r\u1ea5t ch\u00ednh x\u00e1c trong vi\u1ec7c duy tr\u00ec kho\u1ea3ng c\u00e1ch gi\u1eefa t\u1ea5m in v\u00e0 v\u1eadt li\u1ec7u n\u1ec1n \u0111\u1ec3 c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t trong qu\u00e1 tr\u00ecnh truy\u1ec1n m\u1ef1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m th\u1eed nghi\u1ec7m v\u00e0 sai s\u00f3t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ed5 sung b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u0103ng ho\u1eb7c \u0111\u1ed3ng h\u1ed3 \u0111o nh\u1ea1y \u00e1p su\u1ea5t \u0111\u1ec3 quan s\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t trong qu\u00e1 tr\u00ecnh in. M\u1ed9t gi\u1ea3i ph\u00e1p n\u00ean s\u1eed d\u1ee5ng l\u00e0 s\u1eed d\u1ee5ng \u1ea5n t\u01b0\u1ee3ng h\u00f4n, trong \u0111\u00f3 t\u1ea5m in kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u n\u1ec1n. M\u00e1y in flexo hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng c\u00f3 h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t t\u1ef1 \u0111\u1ed9ng s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ec3 ph\u00e1t hi\u1ec7n \u00e1p su\u1ea5t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t theo c\u00e1ch nh\u1ea5t qu\u00e1n trong to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh in.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>M\u1ef1c kh\u00f4ng \u0111\u00fang <\/strong><strong>\u0110\u1ed9 nh\u1edbt<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ed9 nh\u1edbt c\u1ee7a m\u1ef1c s\u1eed d\u1ee5ng trong in flexo c\u0169ng c\u00f3 th\u1ec3 l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng ch\u1ea5m. N\u1ebfu m\u1ef1c qu\u00e1 lo\u00e3ng ho\u1eb7c c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p, m\u1ef1c c\u00f3 th\u1ec3 nhanh ch\u00f3ng lan r\u1ed9ng ra ngo\u00e0i gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc ch\u1ea5m \u0111\u00e3 ch\u1ecdn, d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m. Ng\u01b0\u1ee3c l\u1ea1i, m\u1ef1c d\u00e0y h\u01a1n v\u00e0 c\u00f3 \u0111\u1ed9 nh\u1edbt cao h\u01a1n c\u00f3 th\u1ec3 kh\u00f4ng truy\u1ec1n \u0111\u00fang c\u00e1ch tr\u00ean v\u1eadt li\u1ec7u n\u1ec1n, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0111\u1ed9 ph\u1ee7 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 m\u1ea5t m\u1eadt \u0111\u1ed9 m\u00e0u.<\/p>\n\n\n\n<p>\u0110\u1ed9 nh\u1edbt c\u1ee7a m\u1ef1c c\u00f3 th\u1ec3 thay \u0111\u1ed5i b\u1eb1ng c\u00e1ch th\u00eam dung m\u00f4i ho\u1eb7c ch\u1ea5t pha lo\u00e3ng, nh\u01b0ng ph\u1ea3i th\u1ef1c hi\u1ec7n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 trong su\u1ed1t qu\u00e1 tr\u00ecnh in.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>L\u1ef1a ch\u1ecdn cu\u1ed9n Anilox kh\u00f4ng \u0111\u00fang c\u00e1ch<\/strong><\/h3>\n\n\n\n<p>Tr\u1ee5c anilox l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong quy tr\u00ecnh in flexo, ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111o v\u00e0 chuy\u1ec3n m\u1ef1c sang b\u1ea3n in. N\u1ebfu tr\u1ee5c anilox c\u00f3 m\u00e0n h\u00ecnh d\u00f2ng ho\u1eb7c th\u1ec3 t\u00edch \u00f4 cao h\u01a1n m\u1ee9c c\u1ea7n thi\u1ebft, n\u00f3 c\u00f3 th\u1ec3 chuy\u1ec3n m\u1ef1c qu\u00e1 m\u1ee9c sang b\u1ea3n in, d\u1eabn \u0111\u1ebfn t\u0103ng \u0111i\u1ec3m.<\/p>\n\n\n\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u s\u1ef1 t\u0103ng ch\u1ea5m do l\u1ef1a ch\u1ecdn tr\u1ee5c anilox kh\u00f4ng ph\u00f9 h\u1ee3p, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i ch\u1ecdn \u0111\u00fang th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt tr\u1ee5c anilox cho c\u00f4ng vi\u1ec7c v\u00e0 v\u1eadt li\u1ec7u n\u1ec1n c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m vi\u1ec7c xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 ph\u1ee7 m\u1ef1c mong mu\u1ed1n, m\u00e0n h\u00ecnh d\u00f2ng v\u00e0 th\u1ec3 t\u00edch \u00f4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1eadt li\u1ec7u t\u1ea5m v\u00e0 \u0111\u1ed9 c\u1ee9ng<\/strong><\/h3>\n\n\n\n<p>Lo\u1ea1i v\u1eadt li\u1ec7u b\u1ea3n in v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn vi\u1ec7c t\u0103ng ch\u1ea5m trong in flexo. C\u00e1c v\u1eadt li\u1ec7u b\u1ea3n m\u1ec1m h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3n quang tr\u00f9ng h\u1ee3p, c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb t\u0103ng ch\u1ea5m h\u01a1n do kh\u1ea3 n\u0103ng n\u00e9n c\u1ee7a ch\u00fang t\u0103ng l\u00ean d\u01b0\u1edbi \u00e1p su\u1ea5t. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c ch\u1ea5m b\u1ecb bi\u1ebfn d\u1ea1ng v\u00e0 lan r\u1ed9ng, d\u1eabn \u0111\u1ebfn t\u0103ng k\u00edch th\u01b0\u1edbc ch\u1ea5m tr\u00ean v\u1eadt li\u1ec7u in.<\/p>\n\n\n\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 nh\u01b0 v\u1eady, b\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc c\u00e1c v\u1eadt li\u1ec7u t\u1ea5m c\u1ee9ng h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 EPDM ho\u1eb7c t\u1ea5m \u0111\u00e0n h\u1ed3i kh\u1eafc laser, c\u00f3 th\u1ec3 cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 t\u00edch t\u1ee5 ch\u1ea5m t\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi quy tr\u00ecnh in m\u00e0u ch\u1ea5t l\u01b0\u1ee3ng cao. L\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p t\u1ea5m c\u1ee7a b\u1ea1n \u0111\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u t\u1ea5m v\u00e0 m\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 t\u00edch t\u1ee5 ch\u1ea5m v\u00e0 c\u1ea3i thi\u1ec7n t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a b\u1ea3n in.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>S\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 d\u00e0y c\u1ee7a b\u1ea3n in<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ed9 d\u00e0y c\u1ee7a b\u1ea3n in kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t c\u0169ng c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n g\u00e2y ra v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u0103ng ch\u1ea5m. N\u1ebfu \u0111\u1ed9 d\u00e0y c\u1ee7a b\u1ea3n in thay \u0111\u1ed5i tr\u00ean b\u1ec1 m\u1eb7t, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ph\u00e2n ph\u1ed1i \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ec1u trong qu\u00e1 tr\u00ecnh in. C\u00e1c khu v\u1ef1c c\u00f3 v\u1eadt li\u1ec7u b\u1ea3n in d\u00e0y h\u01a1n c\u00f3 th\u1ec3 ch\u1ecbu \u00e1p su\u1ea5t cao h\u01a1n, d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m, trong khi c\u00e1c khu v\u1ef1c m\u1ecfng h\u01a1n c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 \u0111\u1ee7 \u00e1p su\u1ea5t, d\u1eabn \u0111\u1ebfn vi\u1ec7c truy\u1ec1n m\u1ef1c kh\u00f4ng ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng c\u00e1c t\u1ea5m ch\u1ea5t l\u01b0\u1ee3ng cao c\u00f3 \u0111\u1ed9 d\u00e0y \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd \u0111\u00fang c\u00e1ch s\u1ebd gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y. Th\u1ef1c hi\u1ec7n ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh \u0111\u1ed3ng nh\u1ea5t nh\u01b0 m\u1ed9t ph\u1ea7n trong qu\u00e1 tr\u00ecnh thi\u1ebft l\u1eadp tr\u01b0\u1edbc khi in c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Nhi\u1ec5m b\u1ea9n tr\u00ean b\u1ec1 m\u1eb7t t\u1ea5m ho\u1eb7c con l\u0103n in<\/strong><\/h3>\n\n\n\n<p>S\u1ef1 nhi\u1ec5m b\u1ea9n tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m in ho\u1eb7c con l\u0103n in c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u0103ng ch\u1ea5m. C\u00e1c m\u1ea3nh v\u1ee5n, b\u1ee5i ho\u1eb7c m\u1ef1c kh\u00f4 t\u00edch t\u1ee5 tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c \u0111i\u1ec3m cao ho\u1eb7c c\u00e1c khuy\u1ebft \u0111i\u1ec3m g\u00e2y ra s\u1ef1 gia t\u0103ng \u00e1p su\u1ea5t c\u1ee5c b\u1ed9 trong qu\u00e1 tr\u00ecnh in. C\u00e1c \u0111i\u1ec3m cao n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m \u1edf c\u00e1c khu v\u1ef1c b\u1ecb \u1ea3nh h\u01b0\u1edfng, d\u1eabn \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng in kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. C\u1ea7n ph\u1ea3i v\u1ec7 sinh v\u00e0 b\u1ea3o d\u01b0\u1ee1ng th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>V\u1ea5n \u0111\u1ec1 v\u1ec1 b\u0103ng g\u1eafn<\/strong><\/h3>\n\n\n\n<p>B\u0103ng keo g\u1eafn d\u00f9ng \u0111\u1ec3 g\u1eafn t\u1ea5m in v\u00e0o xi lanh in c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 t\u0103ng \u0111i\u1ec3m. Nh\u00ecn chung, b\u0103ng keo c\u00f3 \u0111\u1ed9 d\u00e0y t\u1eeb 0,015 \u0111\u1ebfn 0,020 inch (0,38 \u0111\u1ebfn 0,51 mm) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong in flexo. N\u1ebfu b\u0103ng keo g\u1eafn qu\u00e1 m\u1ec1m ho\u1eb7c c\u00f3 \u0111\u1ed9 d\u00e0y kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn t\u1ea5m in b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c d\u01b0\u1edbi \u00e1p l\u1ef1c, d\u1eabn \u0111\u1ebfn t\u0103ng \u0111i\u1ec3m. Ngo\u00e0i ra, n\u1ebfu b\u0103ng keo g\u1eafn kh\u00f4ng \u0111\u01b0\u1ee3c d\u00e1n \u0111\u00fang c\u00e1ch ho\u1eb7c c\u00f3 b\u1ecdt kh\u00ed, n\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 ph\u00e2n b\u1ed5 \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ec1u v\u00e0 g\u00f3p ph\u1ea7n g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u0103ng \u0111i\u1ec3m.<\/p>\n\n\n\n<p>M\u00e1y in n\u00ean ch\u1ecdn b\u0103ng keo g\u1eafn ch\u1ea5t l\u01b0\u1ee3ng cao t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ea3n in flexo c\u1ee7a h\u1ecd v\u00e0 \u0111\u1ea3m b\u1ea3o b\u0103ng keo \u0111\u01b0\u1ee3c d\u00e1n tr\u01a1n tru v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u. S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng g\u1eafn t\u1ef1 \u0111\u1ed9ng ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng c\u00f3 th\u1ec3 gi\u00fap d\u00e1n b\u0103ng keo ch\u00ednh x\u00e1c v\u00e0 kh\u00f4ng c\u00f3 b\u1ecdt kh\u00ed, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u1ec1 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u0103ng \u0111i\u1ec3m li\u00ean quan \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 b\u0103ng keo g\u1eafn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ed1c \u0111\u1ed9 in qu\u00e1 m\u1ee9c<\/strong><\/h3>\n\n\n\n<p>V\u1eadn h\u00e0nh m\u00e1y in flexo \u1edf t\u1ed1c \u0111\u1ed9 qu\u00e1 cao c\u0169ng c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n l\u00e0m t\u0103ng \u0111i\u1ec3m. Khi t\u1ed1c \u0111\u1ed9 in qu\u00e1 nhanh, m\u1ef1c c\u00f3 th\u1ec3 chuy\u1ec3n v\u00e0 lan r\u1ed9ng d\u1ec5 d\u00e0ng h\u01a1n v\u00ec m\u1ef1c c\u00f3 \u00edt th\u1eddi gian \u0111\u1ec3 l\u1eafng v\u00e0 b\u00e1m v\u00e0o v\u1eadt li\u1ec7u n\u1ec1n. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u0103ng \u0111i\u1ec3m v\u00e0 gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng in.<\/p>\n\n\n\n<p>\u0110\u1ec3 ki\u1ec3m so\u00e1t s\u1ef1 gia t\u0103ng \u0111i\u1ec3m li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 in, m\u00e1y in n\u00ean x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 t\u1ed1i \u01b0u cho t\u1eebng c\u00f4ng vi\u1ec7c d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 ch\u1ea5t n\u1ec1n, lo\u1ea1i m\u1ef1c v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a h\u00ecnh \u1ea3nh. C\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i ch\u1ea1y m\u00e1y in \u1edf t\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng in mong mu\u1ed1n v\u00e0 gi\u1ea3m thi\u1ec3u s\u1ef1 gia t\u0103ng \u0111i\u1ec3m, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng vi\u1ec7c kh\u00f3 kh\u0103n ho\u1eb7c quan tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C\u00e0i \u0111\u1eb7t m\u00e1y b\u01a1m v\u00e0 v\u00f2i phun m\u1ef1c kh\u00f4ng \u0111\u00fang c\u00e1ch<\/strong><\/h3>\n\n\n\n<p>C\u00e0i \u0111\u1eb7t kh\u00f4ng \u0111\u00fang tr\u00ean h\u1ec7 th\u1ed1ng phun m\u1ef1c v\u00e0 b\u01a1m m\u1ef1c c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u0103ng ch\u1ea5m m\u1ef1c trong in flexo. M\u1ef1c flexo th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p h\u01a1n so v\u1edbi m\u1ef1c in offset, cho ph\u00e9p ch\u00fang ch\u1ea3y d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 lan r\u1ed9ng tr\u00ean v\u1eadt li\u1ec7u n\u1ec1n. N\u1ebfu l\u01b0u l\u01b0\u1ee3ng m\u1ef1c qu\u00e1 cao ho\u1eb7c b\u00ecnh phun m\u1ef1c b\u1ecb \u0111\u1ed5 qu\u00e1 \u0111\u1ea7y, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn m\u1ef1c d\u01b0 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o t\u1ea5m in, d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m m\u1ef1c. M\u1eb7t kh\u00e1c, n\u1ebfu l\u01b0u l\u01b0\u1ee3ng m\u1ef1c qu\u00e1 th\u1ea5p, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0111\u1ed9 ph\u1ee7 m\u1ef1c kh\u00f4ng \u0111\u1ee7 v\u00e0 m\u1ea5t m\u1eadt \u0111\u1ed9 m\u00e0u.<\/p>\n\n\n\n<p>M\u00e1y in n\u00ean c\u1ea9n th\u1eadn \u0111i\u1ec1u ch\u1ec9nh v\u00f2i phun m\u1ef1c v\u00e0 c\u00e0i \u0111\u1eb7t b\u01a1m m\u1ef1c \u0111\u1ec3 duy tr\u00ec vi\u1ec7c cung c\u1ea5p m\u1ef1c ph\u00f9 h\u1ee3p v\u00e0 nh\u1ea5t qu\u00e1n trong su\u1ed1t qu\u00e1 tr\u00ecnh in. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m vi\u1ec7c theo d\u00f5i m\u1ee9c m\u1ef1c, \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 n\u1ea1p m\u1ef1c v\u00e0 \u0111\u1ea3m b\u1ea3o m\u1ef1c \u0111\u01b0\u1ee3c l\u01b0u th\u00f4ng v\u00e0 pha tr\u1ed9n \u0111\u00fang c\u00e1ch \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 nh\u1edbt v\u00e0 \u0111\u1eb7c t\u00ednh m\u00e0u s\u1eafc nh\u1ea5t qu\u00e1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u0110\u1eb7c \u0111i\u1ec3m v\u00e0 t\u00ecnh tr\u1ea1ng c\u1ee7a ch\u0103n<\/strong><\/h3>\n\n\n\n<p>Trong in flexo, t\u00ecnh tr\u1ea1ng v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u0103n in c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c t\u0103ng ch\u1ea5m. B\u1ec1 m\u1eb7t ch\u0103n b\u1ecb m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ec1u, d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m \u1edf m\u1ed9t s\u1ed1 khu v\u1ef1c nh\u1ea5t \u0111\u1ecbnh. Ngo\u00e0i ra, n\u1ebfu ch\u0103n qu\u00e1 m\u1ec1m ho\u1eb7c c\u00f3 m\u1ee9c \u0111\u1ed9 n\u00e9n cao, n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn ch\u1ea5m lan r\u1ed9ng qu\u00e1 m\u1ee9c d\u01b0\u1edbi \u00e1p l\u1ef1c.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi in n\u00ean th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng t\u00ecnh tr\u1ea1ng c\u1ee7a ch\u0103n tr\u1ee5c in, bao g\u1ed3m ki\u1ec3m tra c\u00e1c d\u1ea5u hi\u1ec7u m\u00f2n, h\u01b0 h\u1ecfng ho\u1eb7c nhi\u1ec5m b\u1ea9n v\u00e0 thay ch\u0103n khi c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Ch\u1ea5t n\u1ec1n<\/strong><strong> C\u1ee7a c\u1ea3i<\/strong><\/h3>\n\n\n\n<p>C\u00e1c ch\u1ea5t n\u1ec1n kh\u00e1c nhau c\u00f3 m\u1ee9c \u0111\u1ed9 h\u1ea5p th\u1ee5, \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng n\u00e9n kh\u00e1c nhau. T\u1ea5t c\u1ea3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch c\u00e1c ch\u1ea5m m\u1ef1c lan truy\u1ec1n v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi b\u1ec1 m\u1eb7t ch\u1ea5t n\u1ec1n. V\u00ed d\u1ee5, gi\u1ea5y kh\u00f4ng tr\u00e1ng ph\u1ee7 th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 cao h\u01a1n v\u00e0 c\u00f3 b\u1ec1 m\u1eb7t nh\u00e1m h\u01a1n, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m cao h\u01a1n v\u00ec m\u1ef1c th\u1ea5m v\u00e0 lan truy\u1ec1n r\u1ed9ng h\u01a1n. Ngo\u00e0i ra, gi\u1ea5y tr\u00e1ng ph\u1ee7 c\u00f3 b\u1ec1 m\u1eb7t m\u1ecbn h\u01a1n v\u00e0 h\u1ea5p th\u1ee5 \u00edt m\u1ef1c h\u01a1n, d\u1eabn \u0111\u1ebfn t\u0103ng ch\u1ea5m th\u1ea5p h\u01a1n. T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, m\u00e0ng v\u00e0 l\u00e1 kim lo\u1ea1i c\u00f3 th\u1ec3 c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m b\u1ec1 m\u1eb7t kh\u00e1c nhau c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u0103ng ch\u1ea5m.<\/p>\n\n\n\n<p>Ki\u1ec3m tra v\u00e0 m\u00f4 t\u1ea3 h\u00e0nh vi t\u0103ng \u0111i\u1ec3m tr\u00ean c\u00e1c ch\u1ea5t n\u1ec1n kh\u00e1c nhau c\u00f3 th\u1ec3 gi\u00fap m\u00e1y in \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh quy tr\u00ecnh c\u1ee7a h\u1ecd cho ph\u00f9 h\u1ee3p. Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u00f3 th\u1ec3 c\u1ea7n x\u1eed l\u00fd tr\u01b0\u1edbc ho\u1eb7c s\u01a1n l\u00f3t ch\u1ea5t n\u1ec1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng in mong mu\u1ed1n v\u00e0 gi\u1ea3m thi\u1ec3u t\u0103ng \u0111i\u1ec3m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>M\u00f4i tr\u01b0\u1eddng<\/strong><strong> C\u00e1c y\u1ebfu t\u1ed1 trong ph\u00f2ng in<\/strong><\/h3>\n\n\n\n<p>Nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m trong ph\u00f2ng in c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c t\u0103ng \u0111i\u1ec3m. \u0110\u1ed9 \u1ea9m c\u1ee7a ch\u1ea5t n\u1ec1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo m\u1ee9c \u0111\u1ed9 \u1ea9m, do \u0111\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc v\u00e0 t\u00ednh ch\u1ea5t b\u1ec1 m\u1eb7t. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u00e1ch m\u1ef1c t\u01b0\u01a1ng t\u00e1c v\u1edbi b\u1ec1 m\u1eb7t v\u00e0 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 h\u00ecnh d\u1ea1ng \u0111i\u1ec3m. Ngo\u00e0i ra, nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u1ed9 nh\u1edbt c\u1ee7a m\u1ef1c c\u0169ng nh\u01b0 th\u1eddi gian kh\u00f4, do \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam v\u1ea5n \u0111\u1ec1 t\u0103ng \u0111i\u1ec3m.<\/p>\n\n\n\n<p>C\u00e1c gi\u1ea3i ph\u00e1p c\u00f3 th\u1ec3 l\u00e0 s\u1eed d\u1ee5ng m\u00e1y \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, m\u00e1y h\u00fat \u1ea9m ho\u1eb7c m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m. Quan s\u00e1t v\u00e0 ghi l\u1ea1i m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh in c\u00f3 th\u1ec3 gi\u00fap ph\u00e1t hi\u1ec7n ra b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c \u0111i\u1ec1u ch\u1ec9nh c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef ch\u1ea5t l\u01b0\u1ee3ng b\u1ea3n in \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0110o l\u01b0\u1eddng v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee9c t\u0103ng \u0111i\u1ec3m<\/strong><\/h2>\n\n\n\n<p>\u0110o l\u01b0\u1eddng v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u00ednh x\u00e1c l\u01b0\u1ee3ng t\u0103ng \u0111i\u1ec3m, hi\u1ec7n t\u01b0\u1ee3ng \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng in, l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t v\u00e0 b\u00f9 tr\u1eeb ch\u00ednh x\u00e1c. C\u00f3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng t\u0103ng \u0111i\u1ec3m, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110o m\u1eadt \u0111\u1ed9<\/strong>:Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y bao g\u1ed3m vi\u1ec7c \u0111o m\u1eadt \u0111\u1ed9 quang h\u1ecdc c\u1ee7a c\u00e1c ch\u1ea5m in b\u1eb1ng m\u00e1y \u0111o m\u1eadt \u0111\u1ed9. B\u1eb1ng c\u00e1ch so s\u00e1nh m\u1eadt \u0111\u1ed9 c\u1ee7a c\u00e1c ch\u1ea5m tr\u00ean t\u1ea5m in v\u1edbi m\u1eadt \u0111\u1ed9 c\u1ee7a c\u00e1c ch\u1ea5m tr\u00ean ch\u1ea5t n\u1ec1n in, c\u00f3 th\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c \u0111\u1ed9 t\u0103ng ch\u1ea5m.<\/li>\n\n\n\n<li><strong>Quang ph\u1ed5<\/strong>:M\u00e1y quang ph\u1ed5 \u0111o \u0111\u1ed9 ph\u1ea3n x\u1ea1 quang ph\u1ed5 c\u1ee7a c\u00e1c ch\u1ea5m in, cung c\u1ea5p kh\u1ea3 n\u0103ng \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 m\u00e0u s\u1eafc v\u00e0 \u0111\u1ed9 t\u0103ng ch\u1ea5m so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p \u0111o m\u1eadt \u0111\u1ed9 quang.<\/li>\n\n\n\n<li><strong>K\u00ednh hi\u1ec3n vi<\/strong>:B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng k\u00ednh hi\u1ec3n vi \u0111\u1ec3 ki\u1ec3m tra c\u00e1c ch\u1ea5m in, c\u00f3 th\u1ec3 quan s\u00e1t v\u00e0 \u0111o tr\u1ef1c ti\u1ebfp m\u1ee9c t\u0103ng ch\u1ea5m v\u1eadt l\u00fd.<\/li>\n\n\n\n<li><strong>\u0110\u01b0\u1eddng cong t\u0103ng gi\u00e1 tr\u1ecb t\u00f4ng m\u00e0u (TVI)<\/strong>: \u0110\u01b0\u1eddng cong TVI bi\u1ec3u th\u1ecb m\u1ed1i quan h\u1ec7 gi\u1eefa ph\u1ea7n tr\u0103m ch\u1ea5m tr\u00ean b\u1ea3n in v\u00e0 ph\u1ea7n tr\u0103m ch\u1ea5m t\u01b0\u01a1ng \u1ee9ng tr\u00ean v\u1eadt li\u1ec7u n\u1ec1n in. C\u00e1c \u0111\u01b0\u1eddng cong n\u00e0y gi\u00fap h\u00ecnh dung v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee9c \u0111\u1ed9 t\u0103ng ch\u1ea5m tr\u00ean c\u00e1c gi\u00e1 tr\u1ecb t\u00f4ng m\u00e0u kh\u00e1c nhau.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><\/h2>\n\n\n\n<p>Ki\u1ec3m so\u00e1t dot gain l\u00e0 \u0111i\u1ec1u c\u01a1 b\u1ea3n \u0111\u1ed1i v\u1edbi b\u1ea3n in flexo ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 do \u0111\u00f3, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n c\u00f3 ki\u1ebfn th\u1ee9c t\u1ed1t v\u1ec1 n\u00f3. Th\u00f4ng qua vi\u1ec7c l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p, thi\u1ebft l\u1eadp ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m so\u00e1t quy tr\u00ecnh ch\u1eb7t ch\u1ebd, m\u00e1y in c\u00f3 th\u1ec3 c\u1eaft gi\u1ea3m \u0111\u00e1ng k\u1ec3 dot gain, t\u1eeb \u0111\u00f3 s\u1ebd t\u1ea1o ra s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t h\u01a1n. In flexo l\u00e0 m\u1ed9t quy tr\u00ecnh ph\u1ee9c t\u1ea1p, ngo\u00e0i vi\u1ec7c qu\u1ea3n l\u00fd dot gain, b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i nhi\u1ec1u <a href=\"https:\/\/www.ketegroup.com\/vn\/meo-sua-chua-chan-doan-loi-in\/\">l\u1ed7i in \u1ea5n<\/a> c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng in. Cho d\u00f9 b\u1ea1n \u0111ang kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 hi\u1ec7n t\u1ea1i hay thi\u1ebft l\u1eadp ho\u1ea1t \u0111\u1ed9ng in m\u1edbi, vi\u1ec7c hi\u1ec3u \u0111\u1ea7y \u0111\u1ee7 c\u00e1c v\u1ea5n \u0111\u1ec1 n\u00e0y s\u1ebd gi\u00fap b\u1ea1n \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea3n in cu\u1ed1i c\u00f9ng c\u1ee7a b\u1ea1n \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t c\u1ee7a nh\u1eefng kh\u00e1ch h\u00e0ng kh\u00f3 t\u00ednh nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Nh\u1eadn b\u00e1o gi\u00e1 mi\u1ec5n ph\u00ed v\u1edbi KETE<\/strong><\/h2>\n\n\n\n<p>L\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng \u0111\u1ea7u <a href=\"https:\/\/www.ketegroup.com\/vn\/may-moc-2\/may-in-flexo\/\">m\u00e1y in flexo<\/a>, KETE hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng trong m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a in \u1ea5n. N\u1ebfu b\u1ea1n \u0111ang g\u1eb7p ph\u1ea3i nh\u1eefng th\u00e1ch th\u1ee9c v\u1edbi dot gain ho\u1eb7c ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 mu\u1ed1n n\u00e2ng c\u1ea5p l\u00ean c\u00f4ng ngh\u1ec7 in flexo hi\u1ec7n \u0111\u1ea1i, KETE lu\u00f4n s\u1eb5n s\u00e0ng tr\u1ee3 gi\u00fap. H\u00e3y li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1 mi\u1ec5n ph\u00ed, v\u00e0 \u0111\u1ec3 c\u00e1c chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i h\u1ed7 tr\u1ee3 b\u1ea1n l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p in ho\u00e0n h\u1ea3o ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. N\u00e2ng cao kh\u1ea3 n\u0103ng in \u1ea5n c\u1ee7a b\u1ea1n v\u1edbi KETE, n\u01a1i c\u00f4ng ngh\u1ec7 k\u1ebft h\u1ee3p v\u1edbi tay ngh\u1ec1 th\u1ee7 c\u00f4ng \u0111\u1ec3 mang l\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng in v\u01b0\u1ee3t tr\u1ed9i.<\/p>","protected":false},"excerpt":{"rendered":"<p>The highly specific area of flexographic printing calls for dot gain control not only for technical perfection but as well as for customer satisfaction. Dot gain affects how ink is deposited on the substrate and can significantly alter the visual outcome of printed materials. This could lead to replacements, increased costs, and even loss of [&hellip;]<\/p>","protected":false},"author":1,"featured_media":11351,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"30","_seopress_titles_title":"Mastering Dot Gain: Causes, Effects, Practical Solutions %%sep%% %%sitename%%","_seopress_titles_desc":"Discover the impact of dot gain in flexo printing and how to address it effectively. Dive into our blog for more information.","_seopress_robots_index":"","footnotes":""},"categories":[30],"tags":[],"class_list":["post-12481","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-flexo-printing-machines"],"_links":{"self":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/12481","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=12481"}],"version-history":[{"count":3,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/12481\/revisions"}],"predecessor-version":[{"id":16433,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/12481\/revisions\/16433"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media\/11351"}],"wp:attachment":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media?parent=12481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/categories?post=12481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/tags?post=12481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}