{"id":1473,"date":"2026-01-31T01:31:48","date_gmt":"2026-01-31T01:31:48","guid":{"rendered":"https:\/\/tinsunpack.com\/?p=1473"},"modified":"2025-11-18T02:10:48","modified_gmt":"2025-11-18T02:10:48","slug":"global-guide-to-raw-materials-for-offset-printing-tinplate","status":"publish","type":"post","link":"https:\/\/tinsunpack.com\/vi\/global-guide-to-raw-materials-for-offset-printing-tinplate\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn to\u00e0n c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u th\u00f4 cho in offset tr\u00ean t\u00f4n"},"content":{"rendered":"

N\u1ebfu b\u1ea1n l\u00e0m vi\u1ec7c v\u1edbi bao b\u00ec kim lo\u1ea1i, con \u0111\u01b0\u1eddng nhanh nh\u1ea5t \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u00e0u s\u1eafc \u0111\u1ed3ng nh\u1ea5t, c\u00e1c t\u00f4ng m\u00e0u s\u1eafc n\u00e9t v\u00e0 t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m th\u1ea5p l\u00e0 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u n\u1ec1n ph\u00f9 h\u1ee3p ngay t\u1eeb \u0111\u1ea7u. H\u01b0\u1edbng d\u1eabn to\u00e0n c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u th\u00f4 cho in offset tr\u00ean th\u00e9p m\u1ea1 k\u1ebdm n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n qua c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n nh\u01b0 th\u00e9p n\u1ec1n, l\u1edbp m\u1ea1 k\u1ebdm, qu\u00e1 tr\u00ecnh passivation v\u00e0 c\u00e1c l\u1edbp ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, gi\u00fap qu\u00e1 tr\u00ecnh in lithographic tr\u1edf n\u00ean \u0111\u00e1ng tin c\u1eady tr\u00ean quy m\u00f4 l\u1edbn. N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, h\u00e3y chia s\u1ebb ch\u00fang v\u00e0 ch\u00fang t\u00f4i s\u1ebd gi\u00fap b\u1ea1n \u0111\u1ed1i chi\u1ebfu v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p v\u00e0 l\u1edbp ph\u1ee7 c\u1ee7a nh\u00e0 m\u00e1y, s\u1eafp x\u1ebfp c\u00e1c th\u1eed nghi\u1ec7m in v\u00e0 \u0111\u01b0a ra c\u00e1c t\u00f9y ch\u1ecdn b\u00e1o gi\u00e1. Tinsun Packaging cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh n\u00e0y, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 xem tr\u01b0\u1edbc danh m\u1ee5c s\u1ea3n ph\u1ea9m th\u00e9p m\u1ea1 k\u1ebdm v\u00e0 TFS c\u1ee7a h\u1ecd t\u1ea1i \u0111\u00e2y: D\u00f2ng s\u1ea3n ph\u1ea9m th\u00e9p t\u1ea5m v\u00e0 TFS<\/a>.<\/p>\n\n\n

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T\u1ed5ng quan v\u1ec1 v\u1eadt li\u1ec7u th\u00e9p m\u1ea1 k\u1ebdm ch\u1ea5t l\u01b0\u1ee3ng cao d\u00f9ng trong in \u1ea5n<\/h2>\n\n\n\n

Th\u00e9p m\u1ea1 k\u1ebdm lo\u1ea1i offset th\u01b0\u1eddng l\u00e0 th\u00e9p m\u1ea1 k\u1ebdm \u0111i\u1ec7n ph\u00e2n (ETP) ho\u1eb7c th\u00e9p kh\u00f4ng ch\u1ee9a k\u1ebdm (TFS, c\u00f2n g\u1ecdi l\u00e0 th\u00e9p m\u1ea1 crom \u0111i\u1ec7n ph\u00e2n). C\u1ea3 hai \u0111\u1ec1u b\u1eaft \u0111\u1ea7u t\u1eeb th\u00e9p cu\u1ed9n ngu\u1ed9i h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p, sau \u0111\u00f3 \u0111\u01b0\u1ee3c ph\u1ee7 m\u1ed9t l\u1edbp kim lo\u1ea1i v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u1ec3 c\u00e2n b\u1eb1ng. s\u1ef1 \u0103n m\u00f2n<\/a> Kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc, \u0111\u1ed9 b\u00e1m m\u1ef1c, kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh v\u00e0 hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t lon. \u0110\u1ed1i v\u1edbi in \u1ea5n, c\u00e1c bi\u1ebfn s\u1ed1 nh\u1ea1y c\u1ea3m nh\u1ea5t l\u00e0 \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a th\u00e9p n\u1ec1n, quy tr\u00ecnh gia c\u00f4ng hai l\u1ea7n so v\u1edbi m\u1ed9t l\u1ea7n, tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 thi\u1ebfc (\u0111\u1ed3ng \u0111\u1ec1u ho\u1eb7c kh\u00e1c nhau), qu\u00e1 tr\u00ecnh th\u1ee5 \u0111\u1ed9ng h\u00f3a (\u0111\u1eb7c bi\u1ec7t cho \u0111\u1ed9 b\u00e1m c\u1ee7a s\u01a1n m\u00e0i) v\u00e0 vi\u1ec7c b\u00f4i d\u1ea7u \u0111\u1ec3 ki\u1ec3m so\u00e1t tr\u1ea7y x\u01b0\u1edbc.<\/p>\n\n\n\n

V\u1eadt li\u1ec7u gi\u1ea3m \u0111\u1ed9 d\u00e0y \u0111\u01a1n (SR) cung c\u1ea5p \u0111\u1ed9 c\u1ee9ng c\u00e2n b\u1eb1ng v\u00e0 \u0111\u1ed9 ph\u1eb3ng khi in cho th\u00e2n v\u00e0 n\u1eafp lon 3 m\u1ea3nh th\u00f4ng th\u01b0\u1eddng. C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u gi\u1ea3m \u0111\u1ed9 d\u00e0y k\u00e9p (DR) mang l\u1ea1i \u0111\u1ed9 b\u1ec1n cao h\u01a1n \u1edf \u0111\u1ed9 d\u00e0y m\u1ecfng h\u01a1n, \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ti\u1ebft ki\u1ec7m tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng. Tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 thi\u1ebfc th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb l\u1edbp ph\u1ee7 trang tr\u00ed nh\u1eb9 \u0111\u1ebfn m\u1ee9c n\u1eb7ng h\u01a1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o bi\u00ean \u0111\u1ed9 ch\u1ed1ng \u0103n m\u00f2n. \u0110\u1ed1i v\u1edbi thi\u1ebft k\u1ebf c\u00f3 \u0111\u1ed9 ph\u1ee7 cao, \u0111\u1ed9 s\u00e1ng v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a b\u1ec1 m\u1eb7t l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh, v\u00ec ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 t\u0103ng ch\u1ea5m v\u00e0 \u0111\u1ed9 ph\u1ee7 m\u1ef1c.<\/p>\n\n\n\n

C\u01a1 b\u1ea3n v\u1ec1 l\u1ef1a ch\u1ecdn: H\u01b0\u1edbng d\u1eabn to\u00e0n c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u th\u00f4 cho in offset tr\u00ean t\u00f4n m\u1ea1 k\u1ebdm<\/h3>\n\n\n\n

B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn lo\u1ea1i lon v\u00e0 m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u1ecbnh h\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 d\u00e0y; sau \u0111\u00f3 ch\u1ecdn l\u1edbp ph\u1ee7 thi\u1ebfc cho m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n v\u00e0 h\u1ec7 th\u1ed1ng s\u01a1n l\u00f3t b\u00ean trong; cu\u1ed1i c\u00f9ng \u0111i\u1ec1u ch\u1ec9nh l\u1edbp passivation v\u00e0 d\u1ea7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng in \u1ea5n v\u00e0 x\u1eed l\u00fd d\u00e2y chuy\u1ec1n. M\u1ed9t \u0111\u00e1nh gi\u00e1 nhanh ch\u00f3ng tr\u00ean b\u00e0n l\u00e0m vi\u1ec7c v\u1ec1 ba l\u1edbp n\u00e0y\u2014c\u01a1 h\u1ecdc, h\u00f3a h\u1ecdc v\u00e0 b\u1ec1 m\u1eb7t\u2014s\u1ebd lo\u1ea1i b\u1ecf h\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u00e1t sinh sau n\u00e0y.<\/p>\n\n\n\n

Th\u00f4ng s\u1ed1<\/th>C\u00e1c t\u00f9y ch\u1ecdn th\u00f4ng th\u01b0\u1eddng<\/th>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng in \u1ea5n<\/th>Ghi ch\u00fa<\/th><\/tr><\/thead>
V\u1eadt li\u1ec7u n\u1ec1n<\/td>ETP (th\u00e9p t\u1ea5m m\u1ea1 k\u1ebdm), TFS (H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n t\u1eed)<\/td>ETP c\u00f3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t cao h\u01a1n cho m\u1ef1c in; TFS th\u01b0\u1eddng c\u1ea7n c\u00e1c lo\u1ea1i s\u01a1n l\u00f3t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang.<\/td>Xem H\u01b0\u1edbng d\u1eabn to\u00e0n c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u th\u00f4 cho in offset tr\u00ean t\u00f4n \u0111\u1ec3 bi\u1ebft logic l\u1ef1a ch\u1ecdn.<\/td><\/tr>
Gi\u1ea3m<\/td>SR, DR8\u2013DR10<\/td>DR c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng \u1edf k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n; c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t \u0111\u1ed9 ph\u1eb3ng ch\u1eb7t ch\u1ebd h\u01a1n.<\/td>Ch\u1ecdn DR khi gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng ho\u1eb7c kh\u00f3a c\u00e0i quy\u1ebft \u0111\u1ecbnh.<\/td><\/tr>
Tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 kim lo\u1ea1i (g\/m\u00b2\/m\u1eb7t)<\/td>2.8\/2.8 \u0111\u1ebfn 11.2\/11.2; c\u00f3 th\u1ec3 c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch.<\/td>\u00c1o kho\u00e1c d\u00e0y h\u01a1n c\u00f3 th\u1ec3 l\u00e0m s\u00e1ng v\u00e0 ch\u1ed1ng \u0103n m\u00f2n; qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i kh\u1ea3 n\u0103ng th\u1ea5m m\u1ef1c.<\/td>C\u00e2n b\u1eb1ng v\u1edbi l\u1edbp s\u01a1n m\u00e0i.<\/td><\/tr>
Ho\u00e0n th\u00e0nh<\/td>S\u00e1ng, \u0110\u00e1, M\u1edd<\/td>M\u00e0u s\u00e1ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ch\u1ea5m nh\u1ecf s\u1eafc n\u00e9t; M\u1eb7t \u0111\u00e1\/Matte gi\u00fap gi\u1ea3m ch\u00f3i v\u00e0 tr\u1ea7y x\u01b0\u1edbc.<\/td>\u0110\u1ed3ng b\u1ed9 v\u1edbi h\u00ecnh \u1ea3nh th\u01b0\u01a1ng hi\u1ec7u.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ma tr\u1eadn tr\u00ean l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u; h\u00e3y s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi l\u1ea5y m\u1eabu v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c th\u1eed nghi\u1ec7m ban \u0111\u1ea7u tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/p>\n\n\n

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Kh\u1ea3 n\u0103ng in \u1ea5n v\u00e0 ph\u00e2n t\u00edch b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m th\u00e9p m\u1ea1 thi\u1ebfc<\/h2>\n\n\n\n

Kh\u1ea3 n\u0103ng in \u1ea5n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi m\u1ed9t t\u1eadp h\u1ee3p nh\u1ecf c\u00e1c th\u00f4ng s\u1ed1 b\u1ec1 m\u1eb7t. \u0110\u1ed9 nh\u00e1m (Ra\/Rz) \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 t\u0103ng ch\u1ea5m v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef m\u1ef1c; n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t v\u00e0 h\u00f3a h\u1ecdc passivation quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng th\u1ea5m \u01b0\u1edbt v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a l\u1edbp l\u00f3t; h\u00ecnh d\u1ea1ng cu\u1ed9n (crown\/flatness) \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 nguy c\u01a1 lem m\u1ef1c. Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c nh\u00e0 in h\u01b0\u1edbng \u0111\u1ebfn kh\u1ea3 n\u0103ng th\u1ea5m \u01b0\u1edbt \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 ph\u00e2n t\u00e1n th\u1ea5p. L\u1edbp ho\u00e0n thi\u1ec7n s\u00e1ng t\u1ed1i \u0111a h\u00f3a \u0111\u1ed9 ph\u1ea3n x\u1ea1 v\u00e0 \u0111\u1ed9 \u0111\u1eadm m\u00e0u c\u1ea3m nh\u1eadn, trong khi l\u1edbp ho\u00e0n thi\u1ec7n \u0111\u00e1\/m\u1edd c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a m\u1ef1c v\u00e0 gi\u1ea3m ch\u00f3i cho c\u00e1c b\u1ea3ng hi\u1ec3n th\u1ecb.<\/p>\n\n\n\n

Tr\u00ean m\u00e1y in, k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t \u0111\u1ea1t \u0111\u01b0\u1ee3c khi b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c ph\u1ed1i h\u1ee3p v\u1edbi l\u1edbp m\u1ef1c v\u00e0 l\u1edbp ph\u1ee7 b\u00f3ng. Qu\u00e1 tr\u00ecnh passivation b\u1eb1ng phosphate ho\u1eb7c natri dichromate (ho\u1eb7c ph\u1ee9c h\u1ee3p cr\u00f4m cho TFS) l\u00e0m thay \u0111\u1ed5i t\u00ednh \u1ea9m \u01b0\u1edbt v\u00e0 h\u00e0nh vi \u0103n m\u00f2n d\u01b0\u1edbi l\u1edbp ph\u1ee7; n\u00f3 n\u00ean \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi l\u1edbp s\u01a1n l\u00f3t b\u00ean trong v\u00e0 l\u1edbp ph\u1ee7 b\u00f3ng in b\u00ean ngo\u00e0i d\u1ef1 \u0111\u1ecbnh. S\u1eed d\u1ee5ng d\u1ea7u DOS\/ATBC ho\u1eb7c t\u01b0\u01a1ng t\u1ef1 gi\u00fap gi\u1ea3m tr\u1ea7y x\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n, nh\u01b0ng ph\u1ea3i \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u, v\u00ec vi\u1ec7c s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u d\u1ea7u c\u00f3 th\u1ec3 l\u00e0m m\u1ef1c b\u1ecb \u0111\u1ea9y ra. M\u1ee5c ti\u00eau l\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee9c dyne s\u1ea1ch v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u, v\u1edbi vi\u1ec7c lau tr\u01b0\u1edbc ho\u1eb7c ki\u1ec3m so\u00e1t vi\u1ec7c lo\u1ea1i b\u1ecf d\u1ea7u khi c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

C\u00e1c \u0111\u1ed9i ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1eddng ki\u1ec3m tra \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t gi\u1eefa c\u00e1c cu\u1ed9n phim b\u1eb1ng c\u00e1ch \u0111o \u0111\u1ed9 b\u00f3ng \u1edf g\u00f3c 60\u00b0, \u0111\u1ed9 tr\u1eafng, g\u00f3c ti\u1ebfp x\u00fac v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a v\u00e2n ch\u00e9o sau khi s\u1ea5y l\u1edbp s\u01a1n l\u00f3t. Khi k\u1ebft qu\u1ea3 c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch, gi\u1ea3i ph\u00e1p nhanh nh\u1ea5t l\u00e0 t\u0103ng c\u01b0\u1eddng ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 t\u1ea9y d\u1ea7u m\u1ee1 tr\u01b0\u1edbc khi \u0111i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n m\u1ef1c in ho\u1eb7c th\u00f4ng s\u1ed1 l\u00f2 s\u1ea5y.<\/p>\n\n\n\n

Thu\u1ed9c t\u00ednh b\u1ec1 m\u1eb7t<\/th>C\u1eeda s\u1ed5 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ti\u00eau chu\u1ea9n<\/th>T\u00edn hi\u1ec7u ph\u00eda m\u00e1y in<\/th>\u0110i\u1ec1u ch\u1ec9nh th\u1ef1c t\u1ebf<\/th><\/tr><\/thead>
\u0110\u1ed9 nh\u00e1m (Ra)<\/td>0,25\u20130,60 \u03bcm (t\u00f9y thu\u1ed9c v\u00e0o b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n)<\/td>Ra th\u1ea5p: ch\u1ea5m s\u1eafc n\u00e9t h\u01a1n; Ra cao: \u0111\u1ed9 b\u00e1m d\u00ednh cao h\u01a1n<\/td>Ch\u1ecdn lo\u1ea1i ho\u00e0n thi\u1ec7n \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi t\u1ef7 l\u1ec7 l\u01b0\u1edbi v\u00e0 m\u00e0u s\u1eafc.<\/td><\/tr>
N\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t<\/td>36\u201342 dyne<\/td>H\u1ea1t\/ng\u00e0y l\u1ec5 \u1edf m\u1ee9c dyne th\u1ea5p<\/td>L\u00e0m s\u1ea1ch d\u1ea7u nh\u1eb9 ho\u1eb7c lau b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p corona tr\u01b0\u1edbc khi s\u01a1n l\u00f3t.<\/td><\/tr>
Lo\u1ea1i th\u1ee5 \u0111\u1ed9ng h\u00f3a<\/td>Oxit k\u1ebdm, cr\u00f4m (ETP); H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n t\u1eed (TFS)<\/td>S\u1ef1 c\u1ed1 bong tr\u00f3c sau khi n\u01b0\u1edbng<\/td>\u0110i\u1ec1u ch\u1ec9nh l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa qu\u00e1 tr\u00ecnh th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a l\u1edbp s\u01a1n l\u00f3t.<\/td><\/tr>
B\u00f4i d\u1ea7u<\/td>3\u20138 mg\/m\u00b2 th\u00f4ng th\u01b0\u1eddng<\/td>G\u1ea1ch ch\u00e9o\/g\u1ea1ch b\u1ecf n\u1ebfu kh\u00f4ng tr\u00fang m\u1ee5c ti\u00eau<\/td>\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi quy tr\u00ecnh x\u1eed l\u00fd v\u00e0 d\u00f2ng ch\u1ea3y gi\u1eefa m\u00e1y in t\u1edd r\u1eddi (sheet-fed) v\u00e0 m\u00e1y in cu\u1ed9n (coil-fed).<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

S\u1eed d\u1ee5ng c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra theo d\u1ea1ng \u201ch\u00e0nh \u0111\u1ed9ng + ki\u1ec3m tra\u201d sau: x\u00e1c minh dyne \u2192 ch\u1ea1y m\u1eabu d\u00ednh \u2192 ki\u1ec3m tra th\u1eddi gian l\u01b0u trong l\u00f2 \u2192 x\u00e1c nh\u1eadn \u0111\u1ed9 b\u00f3ng v\u00e0 \u0394E tr\u00ean m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u cho th\u00e9p m\u1ea1 k\u1ebdm trong in offset kim lo\u1ea1i<\/h2>\n\n\n\n

Tr\u00ean ph\u1ea1m vi c\u00e1c khu v\u1ef1c, b\u1ea1n s\u1ebd g\u1eb7p c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh theo h\u1ec7 th\u1ed1ng ASTM, EN v\u00e0 JIS. M\u1eb7c d\u00f9 thu\u1eadt ng\u1eef c\u00f3 th\u1ec3 kh\u00e1c nhau, nh\u01b0ng c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh\u2014\u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y, kh\u1ed1i l\u01b0\u1ee3ng l\u1edbp ph\u1ee7, b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t\u2014\u0111\u01b0\u1ee3c quy \u0111\u1ecbnh m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng. C\u00e1c nh\u00e0 in n\u00ean kh\u00f3a c\u00e1c thu\u1ed9c t\u00ednh quan tr\u1ecdng cho in \u1ea5n (b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n, qu\u00e1 tr\u00ecnh passivation, \u0111\u1ed1i x\u1ee9ng l\u1edbp ph\u1ee7 v\u00e0 \u0111\u1ed9 ph\u1eb3ng) c\u00f9ng v\u1edbi c\u00e1c m\u1ee5c ti\u00eau c\u01a1 h\u1ecdc, kh\u00f4ng n\u00ean xem ch\u00fang nh\u01b0 nh\u1eefng y\u1ebfu t\u1ed1 ph\u1ee5. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c nh\u00e0 m\u00e1y v\u00e0 trung t\u00e2m d\u1ecbch v\u1ee5 s\u1ebd c\u1eaft v\u00e0 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t in \u1ea5n, ch\u1ee9 kh\u00f4ng ch\u1ec9 t\u1eadp trung v\u00e0o \u0111\u1ed9 b\u1ec1n cho vi\u1ec7c t\u1ea1o h\u00ecnh lon.<\/p>\n\n\n\n

Khu v\u1ef1c<\/th>C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o ti\u00eau chu\u1ea9n th\u00f4ng d\u1ee5ng<\/th>N\u00f3 quy \u0111\u1ecbnh nh\u1eefng g\u00ec cho m\u00e1y in<\/th>Ghi ch\u00fa ch\u00e9o<\/th><\/tr><\/thead>
B\u1eafc M\u1ef9<\/td>Ti\u00eau chu\u1ea9n th\u00e9p t\u1ea5m \u0111\u00f3ng g\u00f3i c\u1ee7a ASTM<\/td>\u0110\u1ed9 d\u00e0y, \u0111\u1ed9 c\u1ee9ng, kh\u1ed1i l\u01b0\u1ee3ng thi\u1ebfc, b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n, ki\u1ec3m tra<\/td>X\u00e1c nh\u1eadn kh\u1ed1i l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 l\u00e0 b\u1eb1ng nhau ho\u1eb7c kh\u00e1c nhau theo t\u1eebng b\u00ean.<\/td><\/tr>
Ch\u00e2u \u00c2u<\/td>Ti\u00eau chu\u1ea9n th\u00e9p t\u1ea5m m\u1ea1 k\u1ebdm\/crom \u0111i\u1ec7n ph\u00e2n<\/td>C\u00e1c l\u1edbp c\u01a1 kh\u00ed, b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n, ki\u1ec3m tra<\/td>M\u00e3 ho\u00e0n thi\u1ec7n EN t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn B\u00f3ng\/\u0110\u00e1\/M\u1edd.<\/td><\/tr>
Nh\u1eadt B\u1ea3n\/Ch\u00e2u \u00c1<\/td>Ti\u00eau chu\u1ea9n th\u00e9p t\u1ea5m m\u1ea1 k\u1ebdm JIS\/TFS<\/td>C\u00e1c ch\u1ec9 \u0111\u1ecbnh cho qu\u00e1 tr\u00ecnh \u1ee7, gi\u1ea3m v\u00e0 ph\u1ee7<\/td>C\u00e1c l\u1edbp gi\u1ea3m k\u00edch th\u01b0\u1edbc JIS t\u01b0\u01a1ng th\u00edch v\u1edbi SR\/DR \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean m\u00e1y in.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Khi d\u1ecbch c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng, h\u00e3y gi\u1eef nguy\u00ean \u00fd \u0111\u1ecbnh ch\u1ee9c n\u0103ng: v\u00ed d\u1ee5: \u201cM\u00e0u s\u00e1ng, l\u1edbp ph\u1ee7 \u0111\u1ec1u, s\u01a1n SR c\u00f3 \u0111\u1ed9 tr\u1eafng cao cho b\u1ec1 m\u1eb7t ngo\u00e0i, t\u01b0\u01a1ng th\u00edch v\u1edbi s\u01a1n epoxy-phenolic cho b\u1ec1 m\u1eb7t trong.\u201d<\/p>\n\n\n

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Th\u00e9p m\u1ea1 k\u1ebdm d\u00f9ng cho lon \u0111\u1ef1ng th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng v\u00e0 m\u1ef9 ph\u1ea9m<\/h2>\n\n\n\n

\u1ee8ng d\u1ee5ng t\u1ed1i \u01b0u h\u00f3a v\u1eadt li\u1ec7u n\u1ec1n. H\u1ed9p \u0111\u1ef1ng th\u1ef1c ph\u1ea9m y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, ch\u1ed1ng oxy h\u00f3a v\u00e0 th\u1eddi gian b\u1ea3o qu\u1ea3n l\u00e2u d\u00e0i; n\u1eafp chai \u0111\u1ed3 u\u1ed1ng ch\u00fa tr\u1ecdng kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng v\u00e0 \u0111\u1ed9 tin c\u1eady; m\u1ef9 ph\u1ea9m \u01b0u ti\u00ean kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc v\u00e0 \u0111\u1ed9 s\u00e1ng cao c\u1ea5p. Thi\u1ebft k\u1ebf in offset ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, h\u00e0n k\u00edn, ti\u1ec7t tr\u00f9ng v\u00e0 ph\u00e2n ph\u1ed1i m\u00e0 kh\u00f4ng b\u1ecb tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c bi\u1ebfn \u0111\u1ed5i m\u00e0u s\u1eafc.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi th\u1ef1c ph\u1ea9m \u0111\u00f3ng h\u1ed9p, n\u00ean k\u1ebft h\u1ee3p th\u00e9p d\u00e0y h\u01a1n v\u1edbi l\u1edbp s\u01a1n l\u00f3t b\u00ean trong t\u01b0\u01a1ng th\u00edch v\u00e0 h\u1ec7 th\u1ed1ng b\u00ean ngo\u00e0i ch\u1ed1ng \u1ea9m v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c va \u0111\u1eadp. \u0110\u1ed1i v\u1edbi \u0111\u1ed3 u\u1ed1ng, th\u00e9p m\u1ecfng h\u01a1n v\u1edbi l\u1edbp ph\u1ee7 DR gi\u00fap c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t tr\u00ean tr\u1ecdng l\u01b0\u1ee3ng, nh\u01b0ng y\u00eau c\u1ea7u \u0111\u1ed9 ph\u1eb3ng cao h\u01a1n v\u00e0 ki\u1ec3m so\u00e1t in \u1ea5n ch\u1eb7t ch\u1ebd h\u01a1n. M\u1ef9 ph\u1ea9m th\u01b0\u1eddng \u01b0a chu\u1ed9ng b\u1ec1 m\u1eb7t m\u1edd ho\u1eb7c \u0111\u00e1 v\u1edbi l\u1edbp s\u01a1n ph\u1ee7 c\u1ee9ng \u0111\u1ec3 ch\u1ed1ng m\u00e0i m\u00f2n tr\u00ean qu\u1ea7y.<\/p>\n\n\n\n

Ng\u00e0nh<\/th>R\u1ee7i ro ch\u00ednh<\/th>L\u1edbp ph\u1ee7 n\u1ed9i th\u1ea5t ti\u00eau chu\u1ea9n<\/th>Ghi ch\u00fa in b\u00ean ngo\u00e0i<\/th><\/tr><\/thead>
Th\u1ef1c ph\u1ea9m (\u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng)<\/td>S\u1ef1 \u0103n m\u00f2n d\u01b0\u1edbi l\u1edbp m\u00e0ng<\/td>Epoxy-phenolic ho\u1eb7c organosol<\/td>V\u1eadt li\u1ec7u thi\u1ebfc d\u00e0y h\u01a1n v\u00e0 qu\u00e1 tr\u00ecnh passivation k\u1ef9 l\u01b0\u1ee1ng gi\u00fap c\u1ea3i thi\u1ec7n bi\u00ean \u0111\u1ed9.<\/td><\/tr>
K\u1ebft th\u00fac \u0111\u1ed3 u\u1ed1ng<\/td>Hi\u1ec7u su\u1ea5t kh\u00f3a\/\u0111i\u1ec3m s\u1ed1<\/td>S\u01a1n ph\u1ee7 chuy\u00ean d\u1ee5ng<\/td>\u0110i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9; duy tr\u00ec \u0111\u1ed9 c\u1ee9ng th\u1ea5p th\u00f4ng qua d\u1ea7u ki\u1ec3m so\u00e1t.<\/td><\/tr>
M\u1ef9 ph\u1ea9m<\/td>Tr\u1ea7y x\u01b0\u1edbc v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cao c\u1ea5p<\/td>Polyester\/l\u1edbp ph\u1ee7 trong su\u1ed1t<\/td>B\u1ec1 m\u1eb7t \u0111\u00e1\/m\u1edd k\u1ebft h\u1ee3p v\u1edbi l\u1edbp s\u01a1n b\u00f3ng c\u1ee9ng OPP gi\u00fap gi\u1ea3m ch\u00f3i.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3n \u0111\u1ed3 n\u00e0y gi\u00fap \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u1ea5u tr\u00fac t\u00e1c ph\u1ea9m ngh\u1ec7 thu\u1eadt v\u1edbi c\u00e1c y\u00eau c\u1ea7u th\u1ef1c t\u1ebf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t lon.<\/p>\n\n\n\n

K\u00eanh ph\u00e2n ph\u1ed1i qu\u1ed1c t\u1ebf cho th\u00e9p t\u1ea5m thi\u1ebfc ch\u1ea5t l\u01b0\u1ee3ng in offset<\/h2>\n\n\n\n

H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 mua h\u00e0ng \u0111\u1ec1u nh\u1eadp h\u00e0ng th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c trung t\u00e2m d\u1ecbch v\u1ee5 khu v\u1ef1c. C\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t cung c\u1ea5p s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 l\u1ee3i th\u1ebf v\u1ec1 kinh t\u1ebf nguy\u00ean li\u1ec7u c\u01a1 b\u1ea3n, trong khi c\u00e1c trung t\u00e2m d\u1ecbch v\u1ee5 cung c\u1ea5p c\u00e1c t\u1ea5m th\u00e9p c\u1eaft theo k\u00edch th\u01b0\u1edbc, th\u1eddi gian giao h\u00e0ng nhanh ch\u00f3ng v\u00e0 bao b\u00ec th\u00e2n thi\u1ec7n v\u1edbi in \u1ea5n. \u0110\u1ed1i v\u1edbi c\u00e1c l\u00f4 h\u00e0ng qu\u1ed1c t\u1ebf, c\u00e1c \u0111i\u1ec1u kho\u1ea3n Incoterms v\u00e0 b\u1ea3o v\u1ec7 cu\u1ed9n th\u00e9p (gi\u1ea5y VPI, l\u1edbp l\u00f3t gi\u1eefa, b\u1ea3o v\u1ec7 c\u1ea1nh) quan tr\u1ecdng kh\u00f4ng k\u00e9m c\u00e1c m\u00e3 c\u1ea5p \u0111\u1ed9. H\u00e3y y\u00eau c\u1ea7u th\u00f4ng tin v\u1ec1 m\u1eb7t cu\u1ed9n th\u00e9p, \u0111\u01b0\u1eddng k\u00ednh trong v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng t\u1ed1i \u0111a c\u1ee7a cu\u1ed9n th\u00e9p m\u00e0 d\u00e2y chuy\u1ec1n in \u1ea5n c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 x\u1eed l\u00fd an to\u00e0n.<\/p>\n\n\n\n

Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u1ec1 th\u1eddi gian ch\u1edd v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c bao g\u1ed3m:<\/p>\n\n\n\n