{"id":1830,"date":"2026-04-06T03:16:15","date_gmt":"2026-04-06T03:16:15","guid":{"rendered":"https:\/\/tinsunpack.com\/?p=1830"},"modified":"2025-11-21T03:37:52","modified_gmt":"2025-11-21T03:37:52","slug":"standard-thickness-and-coating-weights-for-mr-tinplate-sheets","status":"publish","type":"post","link":"https:\/\/tinsunpack.com\/vi\/standard-thickness-and-coating-weights-for-mr-tinplate-sheets\/","title":{"rendered":"\u0110\u1ed9 d\u00e0y ti\u00eau chu\u1ea9n v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 cho t\u1ea5m th\u00e9p m\u1ea1 k\u1ebdm MR"},"content":{"rendered":"

\u2022 Gi\u1edbi thi\u1ec7u v\u1ec1 v\u1eadt li\u1ec7u th\u00e9p m\u1ea1 k\u1ebdm \u0111i\u1ec7n ph\u00e2n c\u1ea5p MR<\/h2>\n\n\n\n

Th\u00e9p m\u1ea1 k\u1ebdm \u0111i\u1ec7n ph\u00e2n lo\u1ea1i MR (Medium Residual) l\u00e0 lo\u1ea1i th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t tr\u00ean to\u00e0n c\u1ea7u cho c\u00e1c lo\u1ea1i h\u1ed9p \u0111\u1ef1ng th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng v\u00e0 h\u1ed9p \u0111\u1ef1ng th\u00f4ng th\u01b0\u1eddng, v\u00ec n\u00f3 c\u00e2n b\u1eb1ng gi\u1eefa kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 chi ph\u00ed. Khi l\u1ef1a ch\u1ecdn th\u00e9p MR, hai y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t l\u00e0 \u0111\u1ed9 d\u00e0y ti\u00eau chu\u1ea9n v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1. \u0110\u1ea3m b\u1ea3o c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u0111\u00fang s\u1ebd ng\u0103n ng\u1eeba c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 n\u1ee9t v\u1ecf, l\u1ed7 kim, v\u1ebft \u1ed1 l\u01b0u hu\u1ef3nh v\u00e0 h\u1ecfng l\u1edbp s\u01a1n ph\u1ee7, \u0111\u1ed3ng th\u1eddi b\u1ea3o v\u1ec7 bi\u00ean l\u1ee3i nhu\u1eadn trong s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 k\u00edch th\u01b0\u1edbc th\u00f9ng m\u1ee5c ti\u00eau ho\u1eb7c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng cu\u1ed1i c\u00f9ng, h\u00e3y chia s\u1ebb b\u1ea3n v\u1ebd v\u00e0 m\u1ee5c ti\u00eau hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ea1n \u2014 Tinsun Packaging c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i ch\u00fang th\u00e0nh \u0111\u1ed9 d\u00e0y v\u00e0 l\u1edbp ph\u1ee7 t\u1ed1i \u01b0u, sau \u0111\u00f3 cung c\u1ea5p cu\u1ed9n ho\u1eb7c t\u1ea5m s\u1eb5n s\u00e0ng cho s\u1ea3n xu\u1ea5t. Kh\u00e1m ph\u00e1 d\u00f2ng s\u1ea3n ph\u1ea9m th\u00e9p m\u1ea1 k\u1ebdm c\u1ee7a h\u1ecd \u0111\u1ec3 b\u1eaft \u0111\u1ea7u cu\u1ed9c tr\u00f2 chuy\u1ec7n v\u1ec1 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt qua li\u00ean k\u1ebft ti\u1ec7n l\u1ee3i n\u00e0y \u0111\u1ebfn D\u00f2ng s\u1ea3n ph\u1ea9m th\u00e9p t\u1ea5m m\u1ea1 k\u1ebdm<\/a>.<\/p>\n\n\n

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T\u1ea1i sao \u0111\u1ed9 d\u00e0y v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 l\u1ea1i quan tr\u1ecdng?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u0111\u1ed9 d\u00e0y ti\u00eau chu\u1ea9n v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 c\u1ee7a t\u1ea5m th\u00e9p m\u1ea1 k\u1ebdm MR, \u0111\u1ed9 d\u00e0y quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 c\u1ee9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng v\u00e0 t\u1ea3i tr\u1ecdng d\u1ee5ng c\u1ee5, trong khi tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 k\u1ebdm ki\u1ec3m so\u00e1t kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 h\u00e0nh vi h\u00e0n\/h\u00e0n. M\u1ed9t s\u1ef1 ch\u00eanh l\u1ec7ch nh\u1ecf so v\u1edbi ti\u00eau chu\u1ea9n \u1edf c\u1ea3 hai ph\u00eda s\u1ebd l\u00e0m t\u0103ng chi ph\u00ed tr\u00ean h\u00e0ng tri\u1ec7u \u0111\u01a1n v\u1ecb; m\u1ed9t s\u1ef1 ch\u00eanh l\u1ec7ch nh\u1ecf so v\u1edbi ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn khi\u1ebfu n\u1ea1i, thu h\u1ed3i s\u1ea3n ph\u1ea9m v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t. C\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang l\u00e0 t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 v\u00e0 n\u00ean \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng th\u00f4ng qua c\u00e1c th\u1eed nghi\u1ec7m th\u1eed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m gia t\u1ed1c. s\u1ef1 \u0103n m\u00f2n<\/a> C\u00e1c b\u00e0i ki\u1ec3m tra.<\/p>\n\n\n\n

\u2022 Ti\u00eau chu\u1ea9n tr\u1ecdng l\u01b0\u1ee3ng ph\u1ee7 qu\u1ed1c t\u1ebf cho th\u00e9p m\u1ea1 k\u1ebdm MR<\/h2>\n\n\n\n

Tr\u00ean ph\u1ea1m vi c\u00e1c khu v\u1ef1c, c\u00e1c quy \u01b0\u1edbc v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 c\u01a1 b\u1ea3n l\u00e0 t\u01b0\u01a1ng t\u1ef1 v\u1ec1 nguy\u00ean t\u1eafc\u2014kh\u1ed1i l\u01b0\u1ee3ng thi\u1ebfc tr\u00ean m\u1ed7i m\u00e9t vu\u00f4ng m\u1ed7i m\u1eb7t\u2014nh\u01b0ng kh\u00e1c nhau v\u1ec1 k\u00fd hi\u1ec7u v\u00e0 b\u1ea3ng dung sai. Ba nh\u00f3m ch\u00ednh th\u01b0\u1eddng \u0111\u01b0\u1ee3c tham chi\u1ebfu cho th\u00e9p n\u1ec1n c\u1ea5p MR. C\u00e1c l\u1edbp d\u01b0\u1edbi \u0111\u00e2y ph\u1ea3n \u00e1nh th\u1ef1c h\u00e0nh ti\u00eau chu\u1ea9n c\u1ee7a ng\u00e0nh; lu\u00f4n x\u00e1c minh ng\u00f4n ng\u1eef c\u1ee7a \u0111i\u1ec1u kho\u1ea3n hi\u1ec7n h\u00e0nh tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

Gia \u0111\u00ecnh ti\u00eau chu\u1ea9n<\/th>K\u00fd hi\u1ec7u th\u00f4ng th\u01b0\u1eddng cho kh\u1ed1i l\u01b0\u1ee3ng thi\u1ebfc tr\u00ean m\u1ed7i m\u1eb7t<\/th>C\u00e1c l\u1edbp \u0111\u1ed1i x\u1ee9ng th\u00f4ng th\u01b0\u1eddng<\/th>C\u00e1c l\u1edbp vi ph\u00e2n th\u00f4ng d\u1ee5ng<\/th>Ghi ch\u00fa<\/th><\/tr><\/thead>
ASTM A623\/A623M (B\u1eafc M\u1ef9)<\/td>g\/m\u00b2 m\u1ed7i m\u1eb7t (v\u00ed d\u1ee5: 2,8\/2,8)<\/td>2.8\/2.8, 5.6\/5.6, 8.4\/8.4<\/td>2.8\/5.6, 5.6\/8.4<\/td>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho lon th\u1ef1c ph\u1ea9m v\u00e0 lon x\u1ecbt; li\u00ean k\u1ebft v\u1edbi b\u1ea3ng nhi\u1ec7t \u0111\u1ed9 th\u00e9p c\u01a1 b\u1ea3n cho MR.<\/td><\/tr>
EN 10202 (Ch\u00e2u \u00c2u)<\/td>g\/m\u00b2 m\u1ed7i m\u1eb7t v\u1edbi m\u00e3 ETP<\/td>2.8\/2.8, 5.6\/5.6<\/td>2.8\/5.6<\/td>L\u1edbp ph\u1ee7 cho c\u1eb7p \u0111\u00f4i v\u1edbi b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n (b\u00f3ng\/\u0111\u00e1\/m\u1edd) v\u00e0 qu\u00e1 tr\u00ecnh passivation.<\/td><\/tr>
JIS G 3303 (Nh\u1eadt B\u1ea3n\/Ch\u00e2u \u00c1)<\/td>g\/m\u00b2 m\u1ed7i m\u1eb7t c\u1ed9ng v\u1edbi k\u00fd hi\u1ec7u \u0111\u00f3ng g\u00f3i<\/td>2.8\/2.8, 5.6\/5.6, 8.4\/8.4<\/td>2.8\/5.6<\/td>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi MR gi\u1ea3m \u0111\u00f4i cho lon v\u00e0 n\u1eafp c\u00f3 th\u00e0nh m\u1ecfng.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

M\u1ed9t nguy\u00ean t\u1eafc chung: Th\u1ef1c ph\u1ea9m nh\u1eb9 v\u00e0 h\u00e0ng kh\u00f4 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c 2.8\/2.8 g\/m\u00b2, c\u00e1c ch\u1ea5t c\u00f3 t\u00ednh \u0103n m\u00f2n nh\u1eb9 th\u00edch h\u1ee3p v\u1edbi 5.6\/5.6, v\u00e0 c\u00e1c dung d\u1ecbch mu\u1ed1i c\u00f3 t\u00ednh \u0103n m\u00f2n m\u1ea1nh ho\u1eb7c s\u1ea3n ph\u1ea9m c\u00f3 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng d\u00e0i c\u1ea7n s\u1eed d\u1ee5ng 8.4\/8.4 ho\u1eb7c c\u1ea5u tr\u00fac ch\u00eanh l\u1ec7ch v\u1edbi ph\u00eda s\u1ea3n ph\u1ea9m n\u1eb7ng h\u01a1n. C\u1ea5u tr\u00fac ch\u00eanh l\u1ec7ch c\u0169ng c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u00e0n \u1edf ph\u00eda d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t.<\/p>\n\n\n

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\u2022 C\u00e1ch \u0111o tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 thi\u1ebfc cho th\u00e9p lo\u1ea1i MR<\/h2>\n\n\n\n

Tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng m\u1ed9t c\u00e1ch kh\u00f4ng ph\u00e1 h\u1ee7y cho c\u00e1c ki\u1ec3m tra nhanh ch\u00f3ng ho\u1eb7c ph\u00e1 h\u1ee7y cho vi\u1ec7c ch\u1ee9ng nh\u1eadn. K\u1ebft h\u1ee3p ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra nhanh v\u1edbi ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra ch\u00ednh th\u1ee9c trong qu\u00e1 tr\u00ecnh PPAP v\u00e0 khi thay \u0111\u1ed5i cu\u1ed9n d\u00e2y ho\u1eb7c d\u1ea7u.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p<\/th>N\u00f3 \u0111o l\u01b0\u1eddng \u0111i\u1ec1u g\u00ec?<\/th>S\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng<\/th>\u0110i\u1ec3m m\u1ea1nh<\/th>C\u1ea3nh b\u00e1o<\/th><\/tr><\/thead>
Ph\u00e2n t\u00edch hu\u1ef3nh quang tia X (XRF)<\/td>Kh\u1ed1i l\u01b0\u1ee3ng kim lo\u1ea1i tr\u00ean \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch (kh\u00f4ng ph\u00e1 h\u1ee7y)<\/td>X\u00e9t nghi\u1ec7m trong d\u00f2ng ho\u1eb7c x\u00e9t nghi\u1ec7m s\u00e0ng l\u1ecdc t\u1ea1i ph\u00f2ng th\u00ed nghi\u1ec7m<\/td>Nhanh ch\u00f3ng, chu\u1ea9n b\u1ecb t\u1ed1i thi\u1ec3u, l\u00fd t\u01b0\u1edfng cho vi\u1ec7c theo d\u00f5i xu h\u01b0\u1edbng gi\u1eefa c\u00e1c cu\u1ed9n d\u00e2y.<\/td>Y\u00eau c\u1ea7u c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7u chu\u1ea9n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh cho ma tr\u1eadn n\u1ec1n.<\/td><\/tr>
Ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch \u0111i\u1ec7n h\u00f3a (ph\u00e2n h\u1ee7y anot)<\/td>Kh\u1ed1i l\u01b0\u1ee3ng kim lo\u1ea1i b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf c\u00f3 th\u1eddi gian (ph\u00e1 h\u1ee7y)<\/td>Tr\u1ecdng t\u00e0i v\u00e0 ch\u1ee9ng nh\u1eadn<\/td>\u0110\u1ed9 ch\u00ednh x\u00e1c cao; c\u00f3 th\u1ec3 t\u00e1ch bi\u1ec7t thi\u1ebfc t\u1ef1 do so v\u1edbi l\u1edbp h\u1ee3p kim.<\/td>K\u1ef9 n\u0103ng c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng; vi\u1ec7c ph\u00e1t hi\u1ec7n \u0111i\u1ec3m cu\u1ed1i ph\u1ea3i ch\u00ednh x\u00e1c.<\/td><\/tr>
C\u00e2n \u2013 t\u00e1ch \u2013 c\u00e2n<\/td>S\u1ef1 ch\u00eanh l\u1ec7ch kh\u1ed1i l\u01b0\u1ee3ng sau khi t\u00e1ch thi\u1ebfc<\/td>Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<\/td>Thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n<\/td>Nh\u1ea1y c\u1ea3m v\u1edbi \u0111\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t v\u00e0 ki\u1ec3m so\u00e1t dung d\u1ecbch.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Quy tr\u00ecnh ki\u1ec3m tra th\u1ef1c t\u1ebf l\u00e0 \u201cki\u1ec3m tra \u2192 x\u00e1c nh\u1eadn \u2192 theo d\u00f5i\u201d: ki\u1ec3m tra t\u1eebng cu\u1ed9n b\u1eb1ng XRF, x\u00e1c nh\u1eadn t\u1eebng l\u00f4 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch \u0111i\u1ec7n h\u00f3a tr\u00ean c\u1ea3 hai m\u1eb7t v\u00e0 t\u1ea1i nhi\u1ec1u \u0111i\u1ec3m c\u1ea1nh\/trung t\u00e2m, sau \u0111\u00f3 theo d\u00f5i s\u1ef1 thay \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh ch\u1ea1y.<\/p>\n\n\n\n

V\u00ed d\u1ee5 v\u1ec1 ph\u00e9p \u0111o coulometric:<\/p>\n\n\n\n