{"id":76951,"date":"2026-03-09T16:20:25","date_gmt":"2026-03-09T09:20:25","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=76951"},"modified":"2026-09-02T06:16:33","modified_gmt":"2026-09-01T23:16:33","slug":"3-loai-gang-tay-chiu-nhiet-cong-nghiep","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/3-loai-gang-tay-chiu-nhiet-cong-nghiep\/","title":{"rendered":"C\u00e1ch Nh\u1eadn Bi\u1ebft G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p Ch\u1ea5t L\u01b0\u1ee3ng"},"content":{"rendered":"\u0110\u00f4i b\u00e0n tay ch\u00ednh l\u00e0 t\u00e0i s\u1ea3n v\u00f4 gi\u00e1 nh\u01b0ng c\u0169ng tr\u1edf th\u00e0nh \u0111i\u1ec3m y\u1ebfu ch\u00ed t\u1eed tr\u01b0\u1edbc s\u1ee9c n\u00f3ng b\u1ea1o t\u00e0n. Ch\u00ednh v\u00ec th\u1ebf, ti\u1ebfn tr\u00ecnh trang b\u1ecb m\u1ed9t g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p \u0111\u1ea1t chu\u1ea9n kh\u00f4ng ch\u1ec9 l\u00e0 h\u00e0nh \u0111\u1ed9ng thi\u1ebft l\u1eadp m\u1ed9t k\u1ef7 lu\u1eadt th\u00e9p \u0111\u1ec3 \u0111\u1ea9y l\u00f9i c\u00e1c r\u1ee7i ro \u0111\u00e1ng ti\u1ebfc m\u00e0 c\u00f2n l\u00e0 r\u00e0o ch\u1eafn th\u00e9p gi\u00fap anh em th\u1ee3 thuy\u1ec1n gi\u1eef v\u1eefng s\u1ef1 v\u1eb9n to\u00e0n c\u1ee7a c\u01a1 th\u1ec3 sinh m\u1ea1ng v\u00e0 s\u1ef1 nghi\u1ec7p c\u1ee7a ch\u00ednh m\u00ecnh. B\u00e0i vi\u1ebft n\u00e0y \u0111i v\u00e0o ba nh\u00f3m v\u1eadt li\u1ec7u ch\u00ednh, c\u00e1ch \u0111\u1ecdc \u0111\u00fang k\u00fd hi\u1ec7u tr\u00ean c\u1ed5 g\u0103ng v\u00e0 nh\u1eefng d\u1ea5u hi\u1ec7u cho bi\u1ebft \u0111\u00f4i g\u0103ng \u0111\u00e3 ph\u1ea3i r\u1eddi kh\u1ecfi ca l\u00e0m.\r\n

C\u1ea5p B\u1ea3o V\u1ec7 Nhi\u1ec7t Lu\u00f4n G\u1eafn V\u1edbi M\u1ed9t Ng\u01b0\u1ee1ng Th\u1eddi Gian C\u1ea7m N\u1eafm<\/b><\/h2>\r\nTrong nh\u00f3m v\u1eadt t\u01b0 b\u1ea3o h\u1ed9 tay, nh\u00f3m g\u0103ng chuy\u00ean d\u1ee5ng cho x\u01b0\u1edfng n\u00f3ng<\/a> l\u00e0m \u0111\u00fang m\u1ed9t vi\u1ec7c: k\u00e9o d\u00e0i kho\u1ea3ng th\u1eddi gian t\u1eeb l\u00fac ch\u1ea1m v\u00e0o ngu\u1ed3n nhi\u1ec7t \u0111\u1ebfn l\u00fac da tay ch\u1ea1m ng\u01b0\u1ee1ng b\u1ecfng. Kho\u1ea3ng th\u1eddi gian \u0111\u00f3, ch\u1ee9 kh\u00f4ng ph\u1ea3i con s\u1ed1 nhi\u1ec7t \u0111\u1ed9 in tr\u00ean bao b\u00ec, m\u1edbi l\u00e0 th\u1ee9 quy\u1ebft \u0111\u1ecbnh \u0111\u00f4i g\u0103ng c\u00f3 h\u1ee3p v\u1edbi c\u00f4ng \u0111o\u1ea1n hay kh\u00f4ng.\r\n
\"G\u0103ng
G\u0103ng Da C\u1ed5 D\u00e0i D\u00f9ng Cho C\u00f4ng \u0110o\u1ea1n G\u1eafp Ph\u00f4i N\u00f3ng Trong X\u01b0\u1edfng C\u01a1 Kh\u00ed.<\/figcaption><\/figure>\r\n\r\n \u0110\u1ed1i v\u1edbi d\u00f2ng chuy\u00ean d\u1ee5ng ch\u1ed1ng nhi\u1ec7t, c\u1ea5u tr\u00fac nhi\u1ec1u l\u1edbp \u0111\u01b0\u1ee3c tinh ch\u1ec9nh \u0111\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian nhi\u1ec7t truy\u1ec1n qua th\u00e0nh g\u0103ng, \u0111\u1ed3ng th\u1eddi v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u1ea1y b\u00e9n x\u00fac gi\u00e1c trong c\u00e1c thao t\u00e1c k\u1ef9 thu\u1eadt \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9. \u0110\u00e2y l\u00e0 \u0111i\u1ec3m \u0111\u00e1nh \u0111\u1ed5i c\u1ed1t l\u00f5i c\u1ee7a c\u1ea3 nh\u00f3m h\u00e0ng: g\u0103ng c\u00e0ng d\u00e0y th\u00ec th\u1eddi gian ch\u1ecbu \u0111\u1ef1ng c\u00e0ng l\u00e2u nh\u01b0ng ng\u00f3n tay c\u00e0ng v\u1ee5ng v\u1ec1. Ch\u1ecdn \u0111\u00fang c\u1ea5p b\u1ea3o v\u1ec7 theo d\u1ea1ng nhi\u1ec7t th\u1ef1c t\u1ebf gi\u00fap gi\u1ea3m s\u1ed1 ca b\u1ecfng tay m\u00e0 kh\u00f4ng bu\u1ed9c th\u1ee3 ph\u1ea3i th\u00e1o g\u0103ng m\u1ed7i khi c\u1ea7n thao t\u00e1c ch\u00ednh x\u00e1c.\r\n

Th\u1ebf N\u00e0o L\u00e0 G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p<\/b><\/h3>\r\nKh\u00e1c v\u1edbi g\u0103ng ph\u1ed5 th\u00f4ng, g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p d\u00f9ng v\u1eadt li\u1ec7u kh\u00f4ng bi\u1ebfn t\u00ednh v\u00e0 kh\u00f4ng n\u00f3ng ch\u1ea3y d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t l\u01b0\u1ee3ng cao, nh\u1edd \u0111\u00f3 tr\u00ec ho\u00e3n \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh d\u1eabn nhi\u1ec7t t\u1edbi da tay.\r\n\r\nCh\u00fang th\u01b0\u1eddng c\u00f3 c\u1ea5u tr\u00fac \u0111a t\u1ea7ng l\u1edbp v\u1ecf ngo\u00e0i c\u00f9ng kh\u00e1ng l\u1eeda v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n, l\u1edbp \u0111\u1ec7m gi\u1eefa c\u00f3 c\u00e1c t\u00fai kh\u00ed li ti \u0111\u1ec3 l\u00e0m ch\u1eadm d\u00f2ng nhi\u1ec7t \u0111\u1ed1i l\u01b0u, v\u00e0 l\u1edbp l\u00f3t trong c\u00f9ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u1ec3 th\u1ea5m h\u00fat m\u1ed3 h\u00f4i, ng\u0103n ch\u1eb7n t\u00ecnh tr\u1ea1ng b\u1ecfng h\u01a1i n\u01b0\u1edbc m\u1ed9t lo\u1ea1i v\u1ebft th\u01b0\u01a1ng ph\u1ed5 bi\u1ebfn khi m\u1ed3 h\u00f4i tay b\u1ecb \u0111un n\u00f3ng b\u00ean trong g\u0103ng. B\u1ecfng h\u01a1i n\u01b0\u1edbc l\u00e0 d\u1ea1ng ch\u1ea5n th\u01b0\u01a1ng hay b\u1ecb b\u1ecf s\u00f3t nh\u1ea5t khi \u0111\u00e1nh gi\u00e1 g\u0103ng.\r\n

T\u1ea7m Quan Tr\u1ecdng Khi S\u1eed D\u1ee5ng G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p<\/b><\/h3>\r\nR\u1ee7i ro d\u1ec5 th\u1ea5y nh\u1ea5t l\u00e0 b\u1ecfng, nh\u01b0ng thi\u1ec7t h\u1ea1i hay g\u1eb7p h\u01a1n l\u1ea1i \u0111\u1ebfn t\u1eeb ph\u1ea3n x\u1ea1 c\u1ee7a b\u00e0n tay khi b\u1ecb nung n\u00f3ng l\u00e2u trong kh\u00f4ng gian h\u1eb9p.\r\n\r\nKhi b\u00e0n tay b\u1ecb s\u1ed1c nhi\u1ec7t v\u00e0 t\u00ea t\u1ea1m th\u1eddi, ng\u01b0\u1eddi th\u1ee3 d\u1ec5 \u0111\u00e1nh r\u01a1i v\u1eadt n\u1eb7ng ho\u1eb7c ch\u1ea1m nh\u1ea7m v\u00e0o m\u00e1y \u0111ang ch\u1ea1y, v\u00e0 tai n\u1ea1n th\u1ee9 c\u1ea5p \u0111\u00f3 m\u1edbi l\u00e0 th\u1ee9 l\u00e0m d\u1eebng c\u1ea3 d\u00e2y chuy\u1ec1n. M\u1ed9t \u0111\u00f4i g\u0103ng \u0111\u00fang c\u1ea5p gi\u1eef nhi\u1ec7t \u0111\u1ed9 da tay trong ng\u01b0\u1ee1ng an to\u00e0n \u0111\u1ee7 l\u00e2u \u0111\u1ec3 ho\u00e0n t\u1ea5t thao t\u00e1c r\u1ed3i \u0111\u1eb7t v\u1eadt xu\u1ed1ng, thay v\u00ec bu\u00f4ng tay gi\u1eefa ch\u1eebng.\r\n

Ph\u00e2n Lo\u1ea1i C\u00e1c D\u00f2ng G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay<\/b><\/h2>\r\nT\u00f9y theo ng\u01b0\u1ee1ng nhi\u1ec7t v\u00e0 d\u1ea1ng nhi\u1ec7t th\u1ef1c t\u1ebf c\u1ee7a c\u00f4ng \u0111o\u1ea1n, g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p tr\u00ean th\u1ecb tr\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh ba nh\u00f3m v\u1eadt li\u1ec7u ch\u1ee7 l\u1ef1c, m\u1ed7i nh\u00f3m m\u1ea1nh \u1edf m\u1ed9t t\u00ecnh hu\u1ed1ng kh\u00e1c nhau.\r\n

G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p B\u1eb1ng Da Th\u1eadt \u0110\u1ed9 B\u1ec1n Cao<\/b><\/h3>\r\nDa b\u00f2, da c\u1eebu v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 da l\u1ed9n v\u1eabn gi\u1eef v\u1eefng v\u1ecb th\u1ebf \u00f4ng vua trong ng\u00e0nh h\u00e0n v\u00e0 \u0111\u00fac. Da th\u1eadt c\u00f3 \u01b0u \u0111i\u1ec3m t\u1ef1 nhi\u00ean l\u00e0 kh\u00f4ng n\u00f3ng ch\u1ea3y khi g\u1eb7p tia l\u1eeda h\u00e0n. Khi m\u1ed9t h\u1ea1t kim lo\u1ea1i nung \u0111\u1ecf v\u0103ng v\u00e0o, l\u1edbp da c\u1ee7a g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p ch\u1eb7n v\u00e0 d\u1eadp t\u1eaft h\u1ea1t \u0111\u00f3 thay v\u00ec ch\u1ea3y d\u00ednh xu\u1ed1ng da tay, nh\u01b0ng s\u1ed1 h\u1ea1t m\u00e0 m\u1ed9t t\u1ea5m da ch\u1eb7n \u0111\u01b0\u1ee3c l\u00e0 h\u1eefu h\u1ea1n. Da l\u1ed9n c\u00f3 \u0111\u1ed9 b\u00e1m c\u1ef1c t\u1ed1t, gi\u00fap th\u1ee3 h\u00e0n c\u1ea7m ch\u1eafc m\u1ecf h\u00e0n ho\u1eb7c k\u00ecm k\u1eb9p m\u00e0 kh\u00f4ng s\u1ee3 tr\u01a1n tr\u01b0\u1ee3t do d\u1ea7u m\u1ee1.\r\n\r\n\u01afu th\u1ebf \u0111\u00f3 n\u1eb1m \u1edf c\u1ea5u tr\u00fac s\u1ee3i collagen \u0111an xen b\u00ean d\u01b0\u1edbi l\u1edbp bi\u1ec3u b\u00ec, th\u1ee9 m\u00e0 v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p gi\u00e1 r\u1ebb ch\u01b0a m\u00f4 ph\u1ecfng \u0111\u01b0\u1ee3c.\r\n\r\nC\u00e1ch thu\u1ed9c da quy\u1ebft \u0111\u1ecbnh tu\u1ed5i th\u1ecd nhi\u1ec7t:<\/strong> G\u0103ng da d\u00f9ng cho m\u00f4i tr\u01b0\u1eddng n\u00f3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c thu\u1ed9c b\u1eb1ng mu\u1ed1i crom thay v\u00ec thu\u1ed9c th\u1ea3o m\u1ed9c. C\u00e1ch thu\u1ed9c n\u00e0y gi\u00fap s\u1ee3i da kh\u00f4ng b\u1ecb gi\u00f2n c\u1ee9ng sau v\u00e0i l\u1ea7n g\u1eb7p ngu\u1ed3n nhi\u1ec7t l\u1edbn, nh\u1edd \u0111\u00f3 g\u0103ng gi\u1eef \u0111\u01b0\u1ee3c h\u00ecnh d\u00e1ng v\u00e0 \u0111\u1ed9 co gi\u00e3n l\u00e2u h\u01a1n.\r\n\r\n\u0110\u01b0\u1eddng ch\u1ec9 may l\u00e0 ch\u1ed7 h\u1ecfng \u0111\u1ea7u ti\u00ean:<\/strong> Da c\u00f3 th\u1ec3 c\u00f2n t\u1ed1t trong khi \u0111\u01b0\u1eddng ch\u1ec9 \u0111\u00e3 ch\u00e1y \u0111\u1ee9t. G\u0103ng may b\u1eb1ng ch\u1ec9 Kevlar gi\u1eef \u0111\u01b0\u1ee3c c\u00e1c t\u1ea5m da li\u1ec1n nhau khi g\u1eb7p tia l\u1eeda v\u00e0 ch\u1ecbu l\u1ef1c k\u00e9o t\u1ed1t h\u01a1n khi b\u00ea v\u1eadt n\u1eb7ng. Khi nh\u1eadn h\u00e0ng, h\u00e3y l\u1eadt m\u00e9p trong ki\u1ec3m tra \u0111\u01b0\u1eddng ch\u1ec9 tr\u01b0\u1edbc khi ki\u1ec3m tra m\u1eb7t da.\r\n\r\nD\u1ea5u hi\u1ec7u g\u0103ng da \u0111\u00e3 h\u1ebft tu\u1ed5i th\u1ecd:<\/strong> Da th\u1eadt kh\u00f4ng h\u1ecfng \u0111\u1ed9t ng\u1ed9t m\u00e0 xu\u1ed1ng c\u1ea5p theo m\u1ed9t tr\u00ecnh t\u1ef1 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c b\u1eb1ng m\u1eaft. Tr\u01b0\u1edbc h\u1ebft l\u00e0 c\u00e1c v\u1ec7t c\u1ee9ng b\u00f3ng \u1edf \u0111\u1ea7u ng\u00f3n v\u00e0 l\u00f2ng b\u00e0n tay do da m\u1ea5t d\u1ea7u; ti\u1ebfp \u0111\u00f3 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng co r\u00fat l\u00e0m g\u0103ng ng\u1eafn l\u1ea1i v\u00e0 b\u00f3 ch\u1eb7t c\u1ed5 tay; sau c\u00f9ng l\u00e0 c\u00e1c \u0111\u01b0\u1eddng n\u1ee9t ch\u00e2n chim ch\u1ea1y d\u1ecdc th\u1edb da. Ch\u1ec9 c\u1ea7n th\u1ea5y d\u1ea5u hi\u1ec7u co r\u00fat ho\u1eb7c n\u1ee9t th\u1edb, \u0111\u00f4i g\u0103ng \u0111\u00f3 ph\u1ea3i r\u1eddi kh\u1ecfi ca l\u00e0m ngay, v\u00ec l\u1edbp da \u0111\u00e3 m\u1ea5t kh\u1ea3 n\u0103ng tr\u00ec ho\u00e3n truy\u1ec1n nhi\u1ec7t d\u00f9 b\u1ec1 ngo\u00e0i tr\u00f4ng v\u1eabn c\u00f2n l\u00e0nh l\u1eb7n.\r\n

G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p S\u1ee3i T\u1ed5ng H\u1ee3p Ch\u1ee9a Th\u00e0nh Ph\u1ea7n Kevlar Ho\u1eb7c Nomex<\/b><\/h3>\r\nNh\u00f3m n\u00e0y d\u00f9ng s\u1ee3i aramid, v\u1ed1n quen thu\u1ed9c trong trang b\u1ecb ph\u00f2ng v\u1ec7, nay \u0111\u01b0\u1ee3c d\u1ec7t th\u00e0nh g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p v\u1eeba ch\u1ed1ng c\u1eaft v\u1eeba ch\u1ecbu \u0111\u01b0\u1ee3c d\u1ea3i nhi\u1ec7t cao. \r\n\r\nLo\u1ea1i n\u00e0y nh\u1eb9 v\u00e0 m\u1ecfng h\u01a1n g\u0103ng da n\u00ean tay c\u1eed \u0111\u1ed9ng tho\u1ea3i m\u00e1i h\u01a1n. V\u1edbi c\u00e1c thao t\u00e1c c\u1ea7n kh\u00e9o l\u00e9o nh\u01b0 l\u1eafp gh\u00e9p linh ki\u1ec7n c\u01a1 kh\u00ed c\u00f2n n\u00f3ng, g\u0103ng s\u1ee3i t\u1ed5ng h\u1ee3p th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd h\u01a1n g\u0103ng da d\u00e0y.\r\n\r\nC\u1ea5u tr\u00fac ph\u00e2n t\u1eed li\u00ean k\u1ebft ch\u00e9o si\u00eau b\u1ec1n:<\/strong> S\u1ee3i Kevlar v\u00e0 Nomex l\u00e0 c\u00e1c lo\u1ea1i s\u1ee3i aramid c\u00f3 c\u1ea5u tr\u00fac m\u1ea1ng l\u01b0\u1edbi ph\u00e2n t\u1eed c\u1ef1c k\u1ef3 ch\u1eb7t ch\u1ebd. Khi ti\u1ebfp x\u00fac v\u1edbi ngu\u1ed3n nhi\u1ec7t l\u1edbn, thay v\u00ec b\u1ecb ch\u1ea3y d\u1ebbo nh\u01b0 c\u00e1c lo\u1ea1i nh\u1ef1a t\u1ed5ng h\u1ee3p r\u1ebb ti\u1ec1n, c\u00e1c s\u1ee3i n\u00e0y carbon h\u00f3a v\u00e0 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp than c\u00e1ch nhi\u1ec7t ngay t\u1ea1i ch\u1ed7.\r\n\r\nB\u1ea3o v\u1ec7 k\u00e9p cho c\u00f4ng \u0111o\u1ea1n v\u1eeba n\u00f3ng v\u1eeba s\u1eafc:<\/strong> \u1ede ng\u00e0nh th\u1ee7y tinh v\u00e0 \u0111\u00fac nh\u1ef1a, v\u1eadt n\u00f3ng th\u01b0\u1eddng \u0111i k\u00e8m m\u00e9p s\u1eafc ho\u1eb7c ba-v\u1edb. S\u1ee3i aramid cho ph\u00e9p m\u1ed9t \u0111\u00f4i g\u0103ng v\u1eeba ch\u1ecbu nhi\u1ec7t v\u1eeba ch\u1ed1ng c\u1eaft, thay v\u00ec bu\u1ed9c ph\u1ea3i \u0111eo ch\u1ed3ng hai l\u1edbp g\u0103ng l\u00e0m m\u1ea5t h\u1ebft c\u1ea3m gi\u00e1c tay.\r\n\r\nTho\u00e1ng kh\u00ed v\u00e0 th\u1ea5m h\u00fat:<\/strong> S\u1ee3i Nomex d\u1ec7t r\u1ed7ng x\u1ed1p n\u00ean gi\u1ea3i ph\u00f3ng h\u01a1i n\u00f3ng t\u1eeb m\u1ed3 h\u00f4i tay nhanh h\u01a1n g\u0103ng da k\u00edn. \u0110i\u1ec1u n\u00e0y h\u1ea1n ch\u1ebf r\u00f5 r\u1ec7t t\u00ecnh tr\u1ea1ng h\u1ea7m b\u00ed trong ca d\u00e0i, nh\u01b0ng kh\u00f4ng thay th\u1ebf \u0111\u01b0\u1ee3c vi\u1ec7c lu\u00e2n phi\u00ean hai \u0111\u00f4i g\u0103ng khi l\u00e0m li\u00ean t\u1ee5c c\u1ea1nh l\u00f2.\r\n

G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p Ph\u1ee7 Nh\u00f4m Ph\u1ea3n X\u1ea1 B\u1ee9c X\u1ea1 Nhi\u1ec7t<\/b><\/h3>\r\nKhi ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi ngu\u1ed3n nhi\u1ec7t b\u1ee9c x\u1ea1 l\u00ean \u0111\u1ebfn h\u01a1n 1000\u00b0C t\u1eeb c\u00e1c l\u00f2 luy\u1ec7n kim hay l\u00f2 nung, l\u1edbp ph\u1ee7 nh\u00f4m \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t t\u1ea5m g\u01b0\u01a1ng ph\u1ea3n chi\u1ebfu. Thay v\u00ec h\u1ea5p th\u1ee5 nhi\u1ec7t, g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p ph\u1ee7 nh\u00f4m s\u1ebd \u0111\u1ea9y ng\u01b0\u1ee3c s\u00f3ng nhi\u1ec7t ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng. Nh\u1edd v\u1eady ng\u01b0\u1eddi th\u1ee3 \u0111\u1ee9ng g\u1ea7n c\u1eeda l\u00f2 l\u00e2u h\u01a1n m\u00e0 mu b\u00e0n tay kh\u00f4ng b\u1ecb nung r\u00e1t, v\u1ed1n l\u00e0 v\u1ecb tr\u00ed h\u1ee9ng nhi\u1ec7t b\u1ee9c x\u1ea1 nhi\u1ec1u nh\u1ea5t.\r\n\r\nNguy\u00ean l\u00fd l\u1edbp gi\u00e1p ph\u1ea3n x\u1ea1 h\u1ed3ng ngo\u1ea1i:<\/strong> S\u00f3ng nhi\u1ec7t b\u1ee9c x\u1ea1 th\u1ef1c ch\u1ea5t l\u00e0 c\u00e1c tia h\u1ed3ng ngo\u1ea1i mang n\u0103ng l\u01b0\u1ee3ng cao. L\u1edbp nh\u00f4m tr\u00ean g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u1ea1t \u0111\u1ed9 b\u00f3ng c\u01a1 h\u1ecdc cao, cho kh\u1ea3 n\u0103ng ph\u1ea3n x\u1ea1 l\u00ean \u0111\u1ebfn 90% c\u00e1c tia nhi\u1ec7t n\u00e0y tr\u01b0\u1edbc khi ch\u00fang k\u1ecbp xuy\u00ean th\u1ea5u qua c\u00e1c t\u1ea7ng v\u1ea3i b\u00ean trong. \r\n\r\nK\u1ebft c\u1ea5u li\u00ean k\u1ebft m\u00e0ng nh\u00f4m ch\u00e2n kh\u00f4ng:<\/strong> \u1ede nh\u00f3m g\u0103ng ph\u1ee7 nh\u00f4m d\u00f9ng cho l\u00f2 luy\u1ec7n, l\u1edbp nh\u00f4m \u0111\u01b0\u1ee3c \u00e9p tr\u1ef1c ti\u1ebfp v\u00e0o s\u1ee3i th\u1ee7y tinh ho\u1eb7c s\u1ee3i aramid b\u1eb1ng c\u00f4ng ngh\u1ec7 \u00e9p nhi\u1ec7t ch\u00e2n kh\u00f4ng. K\u1ef9 thu\u1eadt n\u00e0y gi\u1eef l\u1edbp kim lo\u1ea1i b\u00e1m ch\u1eafc v\u00e0o n\u1ec1n v\u1ea3i, h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng bong t\u00e1ch sau nhi\u1ec1u l\u1ea7n co du\u1ed7i ng\u00f3n tay. L\u1edbp nh\u00f4m bong t\u1eebng m\u1ea3ng ch\u00ednh l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u00f4i g\u0103ng \u0111\u00e3 h\u1ebft h\u1ea1n d\u00f9ng.\r\n\r\nH\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng nung n\u00f3ng ng\u1ea7m c\u1ee7a l\u1edbp v\u1eadt li\u1ec7u l\u00f5i:<\/strong> \u1ede nh\u1eefng m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 b\u1ee9c x\u1ea1 qu\u00e1 l\u1edbn, c\u00e1c lo\u1ea1i s\u1ee3i v\u1ea3i th\u00f4ng th\u01b0\u1eddng d\u00f9 c\u00f3 kh\u00e1ng l\u1eeda c\u0169ng d\u1ec5 b\u1ecb nung n\u00f3ng \u0111\u1ebfn m\u1ee9c g\u00e2y b\u1ecfng cho da tay th\u00f4ng qua c\u01a1 ch\u1ebf d\u1eabn nhi\u1ec7t. G\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p ph\u1ee7 nh\u00f4m l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh n\u00e0y b\u1eb1ng c\u00e1ch gi\u1eef cho nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c l\u1edbp v\u1eadt li\u1ec7u l\u00f5i n\u1eb1m d\u01b0\u1edbi ng\u01b0\u1ee1ng g\u00e2y nguy hi\u1ec3m trong kho\u1ea3ng th\u1eddi gian thao t\u00e1c \u0111\u00e3 \u0111\u1ecbnh, h\u1ea1n ch\u1ebf nhi\u1ec7t l\u01b0\u1ee3ng t\u00edch t\u1ee5 g\u00e2y h\u01b0 h\u1ea1i c\u1ea5u tr\u00fac s\u1ee3i t\u1eeb b\u00ean trong.\r\n

C\u00e1c Ti\u00eau Chu\u1ea9n An To\u00e0n Qu\u1ed1c T\u1ebf C\u1ea7n L\u01b0u \u00dd Khi L\u1ef1a Ch\u1ecdn G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p<\/b><\/h2>\r\nM\u1ed9t \u0111\u00f4i g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p d\u00e0y d\u1eb7n nh\u00ecn b\u1eb1ng m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 cho c\u1ea3m gi\u00e1c an to\u00e0n, nh\u01b0ng ch\u1ec9 c\u00e1c ch\u1ec9 s\u1ed1 k\u1ef9 thu\u1eadt m\u1edbi c\u00f3 th\u1ec3 n\u00f3i l\u00ean s\u1ef1 th\u1eadt. Khi ch\u1ecdn mua g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p, b\u1ea1n c\u1ea7n soi x\u00e9t k\u1ef9 hai ti\u00eau chu\u1ea9n v\u00e0ng sau.\r\n\r\n
\"G\u0103ng
L\u00f2ng B\u00e0n Tay C\u1ee7a G\u0103ng Ch\u1ecbu Nhi\u1ec7t Nhi\u1ec1u L\u1edbp, V\u1ecb Tr\u00ed M\u00f2n Tr\u01b0\u1edbc Nh\u1ea5t Khi C\u1ea7m V\u1eadt N\u00f3ng.<\/figcaption><\/figure>\r\n

C\u00e1c C\u00e1ch L\u1ef1a Ch\u1ecdn Th\u1ef1c Chi\u1ebfn D\u1ef1a Tr\u00ean Ch\u1ec9 S\u1ed1 K\u1ef9 Thu\u1eadt<\/b><\/h3>\r\nNgo\u00e0i vi\u1ec7c nh\u00ecn v\u00e0o c\u00e1c con s\u1ed1 kh\u00f4 khan, b\u1ea1n c\u1ea7n c\u00f3 m\u1ed9t t\u01b0 duy “gi\u1ea3i m\u00e3” ti\u00eau chu\u1ea9n \u0111\u1ec3 \u00e1p d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf x\u01b0\u1edfng s\u1ea3n xu\u1ea5t c\u1ee7a m\u00ecnh. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 2 c\u00e1ch l\u1ef1a ch\u1ecdn chuy\u00ean s\u00e2u m\u00e0 nh\u1eefng chuy\u00ean gia an to\u00e0n th\u01b0\u1eddng s\u1eed d\u1ee5ng:\r\n\r\nH\u1ecfi v\u1ec1 \u0111\u1ed9 b\u1ec1n theo chu k\u1ef3, kh\u00f4ng ch\u1ec9 h\u1ecfi m\u1ee9c nhi\u1ec7t:<\/strong> Kh\u00f4ng ph\u1ea3i \u0111\u00f4i g\u0103ng n\u00e0o c\u0169ng gi\u1eef nguy\u00ean phong \u0111\u1ed9 sau l\u1ea7n ti\u1ebfp x\u00fac \u0111\u1ea7u ti\u00ean. M\u1ed9t s\u1ed1 lo\u1ea1i g\u0103ng gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 v\u01b0\u1ee3t qua b\u00e0i ki\u1ec3m tra nhi\u1ec7t m\u1ed9t l\u1ea7n, nh\u01b0ng c\u1ea5u tr\u00fac s\u1ee3i s\u1ebd gi\u00f2n d\u1ea7n sau \u00edt l\u1ea7n l\u1eb7p l\u1ea1i. Khi mua theo l\u00f4, h\u00e3y h\u1ecfi nh\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 th\u1eed l\u1eb7p chu k\u1ef3. Con s\u1ed1 c\u1ea7n h\u1ecfi l\u00e0 sau bao nhi\u00eau l\u1ea7n c\u1ea7m n\u1eafm v\u1eadt n\u00f3ng th\u00ec l\u1edbp b\u1ea3o h\u1ed9 b\u1eaft \u0111\u1ea7u m\u1ee7n ho\u1eb7c bi\u1ebfn d\u1ea1ng.\r\n\r\nPh\u1ed1i h\u1ee3p ch\u1ec9 s\u1ed1 ch\u1ed1ng c\u1eaft v\u00e0 ch\u1ed1ng nhi\u1ec7t:<\/strong> Trong m\u00f4i tr\u01b0\u1eddng c\u01a1 kh\u00ed n\u1eb7ng, nhi\u1ec7t \u0111\u1ed9 hi\u1ebfm khi \u0111i m\u1ed9t m\u00ecnh; n\u00f3 th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi c\u00e1c c\u1ea1nh kim lo\u1ea1i s\u1eafc l\u1eb9m ho\u1eb7c ba-v\u1edb. S\u1ebd l\u00e0 m\u1ed9t thi\u1ebfu s\u00f3t ch\u00ed t\u1eed n\u1ebfu b\u1ea1n v\u00f4 t\u00ecnh thu h\u1eb9p t\u1ea7m nh\u00ecn v\u00e0 ch\u1ec9 t\u1eadp trung c\u1ee5c b\u1ed9 v\u00e0o kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t m\u00e0 qu\u00ean m\u1ea5t r\u1eb1ng nhi\u1ec7t \u0111\u1ed9 cao s\u1ebd l\u00e0m m\u1ec1m m\u1ed9t s\u1ed1 lo\u1ea1i s\u1ee3i, khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb c\u1eaft \u0111\u1ee9t h\u01a1n b\u00ecnh th\u01b0\u1eddng. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y t\u1ea1o ra m\u1ed9t l\u1edbp “gi\u00e1p k\u00e9p”, gi\u00fap \u0111\u00f4i tay v\u1eeba kh\u00f4ng b\u1ecb b\u1ecfng, v\u1eeba kh\u00f4ng b\u1ecb t\u1ed5n th\u01b0\u01a1ng khi ph\u1ea3i thao t\u00e1c v\u1edbi c\u00e1c chi ti\u1ebft m\u00e1y n\u00f3ng c\u00f3 g\u00f3c c\u1ea1nh s\u1eafc b\u00e9n.\r\n

EN 407 \u0110\u1ecdc Theo S\u00e1u Ch\u1ec9 S\u1ed1, M\u1ed7i Ch\u1ec9 S\u1ed1 M\u1ed9t D\u1ea1ng Nhi\u1ec7t Kh\u00e1c Nhau<\/h3>\r\n\r\nK\u00fd hi\u1ec7u EN 407 in tr\u00ean c\u1ed5 g\u0103ng l\u00e0 m\u1ed9t d\u00e3y s\u00e1u ch\u1eef s\u1ed1 x\u1ebfp c\u1ed1 \u0111\u1ecbnh theo th\u1ee9 t\u1ef1: t\u00ednh b\u1eaft ch\u00e1y, nhi\u1ec7t ti\u1ebfp x\u00fac, nhi\u1ec7t \u0111\u1ed1i l\u01b0u, nhi\u1ec7t b\u1ee9c x\u1ea1, gi\u1ecdt kim lo\u1ea1i n\u00f3ng ch\u1ea3y nh\u1ecf v\u00e0 kh\u1ed1i kim lo\u1ea1i n\u00f3ng ch\u1ea3y l\u1edbn. Ch\u1eef X \u1edf v\u1ecb tr\u00ed n\u00e0o c\u00f3 ngh\u0129a l\u00e0 ch\u1ec9 s\u1ed1 \u0111\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ea1t m\u1ee9c th\u1ea5p nh\u1ea5t. \u0110\u1ecdc t\u1eeb tr\u00e1i sang ph\u1ea3i r\u1ed3i \u0111\u1ed1i chi\u1ebfu v\u1edbi d\u1ea1ng nhi\u1ec7t th\u1eadt c\u1ee7a c\u00f4ng \u0111o\u1ea1n l\u00e0 c\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 lo\u1ea1i b\u1edbt nh\u1eefng m\u00e3 kh\u00f4ng ph\u00f9 h\u1ee3p ngay t\u1eeb b\u1ea3ng ch\u00e0o gi\u00e1.\n\nNhi\u1ec7t ti\u1ebfp x\u00fac x\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 (t\u1eeb 100\u00b0C \u0111\u1ebfn 500\u00b0C) m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 c\u1ea7m n\u1eafm trong t\u1ed1i thi\u1ec3u 15 gi\u00e2y m\u00e0 kh\u00f4ng b\u1ecb th\u01b0\u01a1ng. \u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 th\u1ef1c t\u1ebf nh\u1ea5t cho c\u00f4ng \u0111o\u1ea1n c\u1ea7m n\u1eafm ph\u00f4i n\u00f3ng.\r\n\r\nNhi\u1ec7t \u0111\u1ed1i l\u01b0u kh\u1ea3 n\u0103ng ng\u0103n c\u1ea3n nhi\u1ec7t truy\u1ec1n qua c\u00e1c l\u1edbp v\u1ea3i khi l\u00e0m vi\u1ec7c g\u1ea7n lu\u1ed3ng kh\u00ed n\u00f3ng. Ch\u1ec9 s\u1ed1 n\u00e0y b\u1ea3o v\u1ec7 mu b\u00e0n tay v\u00e0 c\u1ed5 tay kh\u1ecfi s\u1ee9c n\u00f3ng t\u1eeb kh\u00f4ng kh\u00ed xung quanh l\u00f2 nung.\r\n\r\nNhi\u1ec7t b\u1ee9c x\u1ea1 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a l\u1edbp v\u1ecf g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p trong vi\u1ec7c ph\u1ea3n x\u1ea1 tia h\u1ed3ng ngo\u1ea1i. Th\u01b0\u1eddng \u00e1p d\u1ee5ng cho c\u00e1c d\u00f2ng g\u0103ng ph\u1ee7 nh\u00f4m ph\u1ea3n quang.\r\n\r\nX\u1ec9 kim lo\u1ea1i n\u00f3ng ch\u1ea3y \u0111o l\u01b0\u1eddng s\u1ed1 l\u01b0\u1ee3ng gi\u1ecdt kim lo\u1ea1i n\u00f3ng ch\u1ea3y m\u00e0 g\u0103ng tay c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi b\u1ecb xuy\u00ean th\u1ee7ng. \u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 quy\u1ebft \u0111\u1ecbnh trong x\u01b0\u1edfng h\u00e0n, n\u01a1i tia l\u1eeda b\u1eafn th\u00e0nh t\u1eebng \u0111\u1ee3t ch\u1ee9 kh\u00f4ng r\u01a1i l\u1ebb.\n\nHai ch\u1ec9 s\u1ed1 c\u00f2n l\u1ea1i \u00edt \u0111\u01b0\u1ee3c nh\u1eafc t\u1edbi nh\u01b0ng l\u1ea1i quan tr\u1ecdng v\u1edbi x\u01b0\u1edfng \u0111\u00fac. T\u00ednh b\u1eaft ch\u00e1y \u0111o th\u1eddi gian ng\u1ecdn l\u1eeda c\u00f2n ch\u00e1y v\u00e0 c\u00f2n ch\u00e1y \u00e2m \u1ec9 tr\u00ean v\u1eadt li\u1ec7u sau khi \u0111\u00e3 r\u00fat ngu\u1ed3n l\u1eeda ra, v\u00e0 \u0111\u00e2y ch\u00ednh l\u00e0 ch\u1eef s\u1ed1 \u0111\u1ee9ng \u0111\u1ea7u d\u00e3y s\u00e1u s\u1ed1. Kh\u1ed1i kim lo\u1ea1i n\u00f3ng ch\u1ea3y l\u1edbn \u0111o l\u01b0\u1ee3ng kim lo\u1ea1i l\u1ecfng m\u00e0 g\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi l\u1edbp da gi\u1ea3 \u0111\u1eb7t b\u00ean trong b\u1ecb t\u1ed5n th\u01b0\u01a1ng, ho\u00e0n to\u00e0n kh\u00e1c ph\u00e9p th\u1eed gi\u1ecdt nh\u1ecf n\u00eau \u1edf tr\u00ean. X\u01b0\u1edfng r\u00f3t gang v\u00e0 x\u01b0\u1edfng nh\u00f4m c\u1ea7n \u0111\u1ecdc k\u1ef9 hai ch\u1ec9 s\u1ed1 n\u00e0y thay v\u00ec ch\u1ec9 nh\u00ecn con s\u1ed1 nhi\u1ec7t ti\u1ebfp x\u00fac.\r\n\r\n

ANSI\/ISEA 105 X\u1ebfp H\u1ea1ng R\u1ee7i Ro C\u01a1 H\u1ecdc Ch\u1ee9 Kh\u00f4ng X\u1ebfp H\u1ea1ng Ch\u1ecbu Nhi\u1ec7t<\/h3>\r\n\r\n\u0110\u00e2y l\u00e0 ch\u1ed7 nhi\u1ec1u h\u1ed3 s\u01a1 ch\u00e0o h\u00e0ng b\u1ecb hi\u1ec3u sai. ANSI\/ISEA 105 l\u00e0 h\u1ec7 ph\u00e2n lo\u1ea1i c\u1ee7a Hoa K\u1ef3 d\u00e0nh cho r\u1ee7i ro c\u01a1 h\u1ecdc v\u00e0 ho\u00e1 h\u1ecdc c\u1ee7a g\u0103ng b\u1ea3o h\u1ed9, g\u1ed3m kh\u1ea3 n\u0103ng ch\u1ed1ng c\u1eaft, ch\u1ed1ng \u0111\u00e2m xuy\u00ean, ch\u1ed1ng m\u00e0i m\u00f2n, ch\u1ed1ng x\u00e9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m ho\u00e1 ch\u1ea5t. B\u1ed9 chu\u1ea9n n\u00e0y kh\u00f4ng \u0111o kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t ti\u1ebfp x\u00fac, nhi\u1ec7t \u0111\u1ed1i l\u01b0u hay nhi\u1ec7t b\u1ee9c x\u1ea1. M\u1ed9t t\u1edd ch\u1ee9ng nh\u1eadn ch\u1ec9 ghi \u0111\u1ea1t ANSI\/ISEA 105 v\u00ec th\u1ebf kh\u00f4ng n\u00f3i \u0111\u01b0\u1ee3c \u0111\u00f4i g\u0103ng c\u1ea7m v\u1eadt n\u00f3ng an to\u00e0n trong bao l\u00e2u.\n\nChu\u1ea9n tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi v\u1ec1 nhi\u1ec7t l\u00e0 EN 407. M\u1ed9t \u0111\u00f4i g\u0103ng ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 mang \u0111\u1ed3ng th\u1eddi c\u1ea3 hai d\u1ea5u, v\u00e0 tr\u00ean th\u1ef1c t\u1ebf nh\u1eefng m\u00e3 d\u00f9ng cho x\u01b0\u1edfng c\u01a1 kh\u00ed n\u00f3ng th\u01b0\u1eddng c\u00f3 c\u1ea3 hai. C\u00e1ch \u0111\u1ecdc \u0111\u00fang r\u1ea5t \u0111\u01a1n gi\u1ea3n: EN 388 c\u00f9ng ANSI\/ISEA 105 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi g\u0103ng c\u00f3 b\u1ecb c\u1eaft r\u00e1ch hay kh\u00f4ng, c\u00f2n EN 407 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi g\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c bao l\u00e2u \u1edf m\u1ee9c nhi\u1ec7t n\u00e0o. Khi k\u00fd h\u1ee3p \u0111\u1ed3ng theo l\u00f4, h\u00e3y y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p n\u1ed9p c\u1ea3 hai b\u1ea3ng k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m k\u00e8m t\u00ean ph\u00f2ng th\u1eed, \u0111\u1eebng ch\u1ea5p nh\u1eadn m\u1ed9t d\u00f2ng ch\u1eef chung chung in tr\u00ean v\u1ecf h\u1ed9p.\n\nNguy\u00ean t\u1eafc ch\u1ecdn thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 tay theo \u0111\u00fang lo\u1ea1i r\u1ee7i ro c\u1ee7a t\u1eebng c\u00f4ng \u0111o\u1ea1n \u0111\u01b0\u1ee3c c\u01a1 quan an to\u00e0n lao \u0111\u1ed9ng Hoa K\u1ef3 n\u00eau trong quy \u0111\u1ecbnh hand protection 1910.138 c\u1ee7a OSHA<\/a>, trong \u0111\u00f3 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea t\u00e1ch b\u1ea1ch v\u1edbi r\u1ee7i ro c\u1eaft v\u00e0 ho\u00e1 ch\u1ea5t. V\u1edbi c\u00f4ng \u0111o\u1ea1n \u0111\u1ee9ng c\u1ea1nh l\u00f2 trong th\u1eddi gian d\u00e0i, \u0111\u00f4i g\u0103ng ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n; ph\u1ea7n c\u00f2n l\u1ea1i n\u1eb1m \u1edf b\u1ed9 qu\u1ea7n \u00e1o ch\u1ecbu nhi\u1ec7t cho th\u1ee3 l\u00f2<\/a> che k\u00edn c\u1eb3ng tay v\u00e0 th\u00e2n tr\u00ean.\r\n

D\u00f9ng G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p Sao Cho \u0110\u00fang V\u1edbi D\u1ea1ng Nhi\u1ec7t Th\u1eadt<\/b><\/h2>\r\n

Ch\u1ecdn G\u0103ng Theo M\u1ee9c Nhi\u1ec7t \u0110\u1ed9 Th\u1ef1c T\u1ebf C\u1ee7a C\u00f4ng Vi\u1ec7c<\/h3>\r\n\r\nSai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 d\u00f9ng g\u0103ng da b\u00f2 m\u1ecfng, v\u1ed1n ch\u1ec9 \u0111\u1ea1t m\u1ee9c nhi\u1ec7t ti\u1ebfp x\u00fac th\u1ea5p tr\u00ean thang EN 407, cho c\u00e1c t\u00e1c v\u1ee5 ti\u1ebfp x\u00fac 500\u00b0C. Khi v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng ch\u1ecbu \u0111\u1ef1ng, da s\u1ebd b\u1ecb co r\u00fat l\u1ea1i (shrinkage), l\u00e0m b\u00f3p ngh\u1eb9t c\u00e1c m\u1ea1ch m\u00e1u \u1edf tay v\u00e0 g\u00e2y \u0111au \u0111\u1edbn. B\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 nhi\u1ec7t \u0111\u1ed9 ngu\u1ed3n nhi\u1ec7t: l\u00e0 nhi\u1ec7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp hay nhi\u1ec7t b\u1ee9c x\u1ea1 kh\u00f4ng kh\u00ed? N\u1ebfu c\u00f4ng vi\u1ec7c li\u00ean quan \u0111\u1ebfn c\u1ea3 h\u00f3a ch\u1ea5t v\u00e0 nhi\u1ec7t, b\u1ea1n c\u1ea7n lo\u1ea1i g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p c\u00f3 ph\u1ee7 l\u1edbp polymer chuy\u00ean d\u1ee5ng \u0111\u1ec3 tr\u00e1nh h\u00f3a ch\u1ea5t th\u1ea5m qua th\u1edb v\u1ea3i g\u00e2y b\u1ecfng k\u00e9p.\r\n\r\nL\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean th\u1eddi gian th\u1eed th\u00e1ch:<\/strong> \u0110\u1eebng ch\u1ec9 nh\u00ecn v\u00e0o con s\u1ed1 nhi\u1ec7t \u0111\u1ed9 t\u0129nh. M\u1ed9t \u0111\u00f4i g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c 500\u00b0C, nh\u01b0ng v\u1ea5n \u0111\u1ec1 l\u00e0 n\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c trong bao l\u00e2u? N\u1ebfu c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n l\u00e0 b\u01b0ng b\u00ea v\u1eadt n\u00f3ng li\u00ean t\u1ee5c trong 30 gi\u00e2y, b\u1ea1n c\u1ea7n m\u1ed9t k\u1ebft c\u1ea5u \u0111a t\u1ea7ng d\u00e0y d\u1eb7n h\u01a1n l\u00e0 m\u1ed9t \u0111\u00f4i g\u0103ng m\u1ecfng ch\u1ec9 ch\u1ecbu nhi\u1ec7t trong t\u00edch t\u1eafc. H\u00e3y ch\u1ecdn lo\u1ea1i g\u0103ng c\u00f3 l\u1edbp l\u00f3t n\u1ec9 ho\u1eb7c b\u00f4ng ch\u1ea3i k\u1ef9 \u0111\u1ec3 t\u1ea1o ra “kho\u1ea3ng th\u1edf” c\u00e1ch nhi\u1ec7t, k\u00e9o d\u00e0i th\u1eddi gian ph\u1ea3n \u1ee9ng tr\u01b0\u1edbc khi nhi\u1ec7t l\u01b0\u1ee3ng k\u1ecbp ch\u1ea1m \u0111\u1ebfn l\u1edbp bi\u1ec3u b\u00ec.\r\n\r\n

Ph\u00e2n \u0110\u1ecbnh Gi\u1eefa Nhi\u1ec7t Kh\u00f4 V\u00e0 Nhi\u1ec7t \u1ea8m<\/h3>\r\n\r\nS\u1ee3i v\u1ea3i th\u00f4ng th\u01b0\u1eddng khi g\u1eb7p h\u01a1i n\u01b0\u1edbc s\u1ebd tr\u1edf th\u00e0nh v\u1eadt d\u1eabn nhi\u1ec7t si\u00eau t\u1ed1c, bi\u1ebfn \u0111\u00f4i g\u0103ng th\u00e0nh m\u1ed9t chi\u1ebfc t\u00fai nung nguy hi\u1ec3m. L\u00fac n\u00e0y, h\u00e3y \u01b0u ti\u00ean c\u00e1c d\u00f2ng g\u0103ng c\u00f3 l\u1edbp m\u00e0ng ch\u1ed1ng th\u1ea5m silicon ho\u1eb7c neoprene t\u00edch h\u1ee3p, gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 th\u1ea9m th\u1ea5u c\u1ee7a h\u01a1i n\u00f3ng v\u00e0o b\u00ean trong l\u00f2ng b\u00e0n tay.\r\n\r\n\u0110\u00e1nh \u0111\u1ed5i gi\u1eefa \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 kh\u00e9o:<\/strong> G\u0103ng qu\u00e1 d\u00e0y bi\u1ebfn b\u00e0n tay th\u00e0nh g\u1ecdng k\u00ecm v\u1ee5ng v\u1ec1. V\u1edbi thao t\u00e1c ch\u1ec9nh van nhi\u1ec7t hay c\u1ea7m d\u1ee5ng c\u1ee5 nh\u1ecf, h\u00e3y ch\u1ecdn g\u0103ng c\u1eaft l\u00f2ng b\u00e0n tay theo kh\u1ed1i tay th\u1eadt. \r\n\r\nM\u1ed9t \u0111\u00f4i g\u0103ng kh\u00f4ng v\u1eeba tay v\u1eeba l\u00e0m ch\u1eadm nh\u1ecbp s\u1ea3n xu\u1ea5t v\u1eeba \u0111\u1ea9y nguy c\u01a1 thao t\u00e1c sai l\u00ean cao. \r\n\r\n

Chi\u1ebfn Thu\u1eadt V\u1eadn H\u00e0nh G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t \u0110\u1ec3 \u0110\u1ea3m B\u1ea3o An To\u00e0n<\/h3>\r\n\r\nG\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p ch\u1ec9 gi\u00fap b\u1ea1n “tr\u00ec ho\u00e3n” th\u1eddi gian truy\u1ec1n nhi\u1ec7t, kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea5m khi\u00ean b\u1ea5t t\u1eed. N\u1ebfu b\u1ea1n c\u1ea7m m\u1ed9t kh\u1ed1i s\u1eaft 300\u00b0C qu\u00e1 l\u00e2u, nhi\u1ec7t n\u0103ng cu\u1ed1i c\u00f9ng c\u0169ng s\u1ebd xuy\u00ean qua c\u00e1c l\u1edbp \u0111\u1ec7m. Ngo\u00e0i ra, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng g\u0103ng tay khi b\u1ecb d\u00ednh d\u1ea7u m\u1ee1 ho\u1eb7c \u1ea9m \u01b0\u1edbt. N\u01b0\u1edbc v\u00e0 d\u1ea7u l\u00e0 ch\u1ea5t d\u1eabn nhi\u1ec7t c\u1ef1c nhanh, ch\u00fang s\u1ebd bi\u1ebfn chi\u1ebfc g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p c\u1ee7a b\u1ea1n th\u00e0nh m\u1ed9t “n\u1ed3i \u00e1p su\u1ea5t” nung ch\u00edn \u0111\u00f4i b\u00e0n tay ngay b\u00ean trong.\r\n

Quy Tr\u00ecnh V\u1ec7 Sinh V\u00e0 B\u1ea3o Qu\u1ea3n \u0110\u1ec3 Gia T\u0103ng V\u00f2ng \u0110\u1eddi S\u1ea3n Ph\u1ea9m G\u0103ng Tay Ch\u1ecbu Nhi\u1ec7t C\u00f4ng Nghi\u1ec7p<\/b><\/h2>\r\n\u0110\u1ec3 duy tr\u00ec m\u1ed9t \u0111\u00f4i g\u0103ng tay b\u1ea3o h\u1ed9 \u0111\u1ed9 b\u1ec1n cao<\/a>, kh\u00e2u ch\u0103m s\u00f3c sau ca l\u00e0m vi\u1ec7c l\u00e0 v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft. Sau m\u1ed7i ca l\u00e0m c\u1ea1nh ngu\u1ed3n nhi\u1ec7t, s\u1ee3i v\u1eadt li\u1ec7u b\u1ecb m\u1ea5t \u1ea9m \u0111\u1ed9t ng\u1ed9t v\u00e0 tr\u1edf n\u00ean kh\u00f4 c\u1ee9ng. \u0110\u1ed1i v\u1edbi g\u0103ng da, h\u00e3y d\u00f9ng kh\u0103n \u1ea9m lau s\u1ea1ch b\u1ee5i kim lo\u1ea1i v\u00e0 b\u00f4i m\u1ed9t l\u1edbp d\u1ea7u d\u01b0\u1ee1ng chuy\u00ean d\u1ee5ng \u0111\u1ec3 gi\u1eef cho s\u1ee3i da lu\u00f4n m\u1ec1m m\u1ea1i.\r\n\r\n
\"G\u0103ng
V\u1ec7t C\u1ee9ng B\u00f3ng \u1ede \u0110\u1ea7u Ng\u00f3n L\u00e0 D\u1ea5u Hi\u1ec7u \u0110\u00f4i G\u0103ng Ph\u1ea3i R\u1eddi Kh\u1ecfi Ca L\u00e0m.<\/figcaption><\/figure>\r\n\r\nTr\u00e1nh vi\u1ec7c gi\u1eb7t g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p b\u1eb1ng m\u00e1y gi\u1eb7t th\u00f4ng th\u01b0\u1eddng ho\u1eb7c d\u00f9ng ch\u1ea5t t\u1ea9y r\u1eeda c\u00f3 n\u1ed3ng \u0111\u1ed9 acid cao, v\u00ec ch\u00fang s\u1ebd ph\u00e1 h\u1ee7y l\u1edbp h\u00f3a ch\u1ea5t kh\u00e1ng l\u1eeda tr\u00ean b\u1ec1 m\u1eb7t s\u1ee3i. Coi g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p nh\u01b0 m\u1ed9t d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng thay v\u00ec m\u1ed9t m\u00f3n h\u00e0ng ti\u00eau hao s\u1ebd k\u00e9o d\u00e0i \u0111\u00e1ng k\u1ec3 chu k\u1ef3 c\u1ea5p ph\u00e1t c\u1ee7a c\u1ea3 x\u01b0\u1edfng.","protected":false},"excerpt":{"rendered":"

\u0110\u00f4i b\u00e0n tay ch\u00ednh l\u00e0 t\u00e0i s\u1ea3n v\u00f4 gi\u00e1 nh\u01b0ng c\u0169ng tr\u1edf th\u00e0nh \u0111i\u1ec3m y\u1ebfu ch\u00ed t\u1eed tr\u01b0\u1edbc s\u1ee9c n\u00f3ng b\u1ea1o t\u00e0n. Ch\u00ednh v\u00ec th\u1ebf, ti\u1ebfn tr\u00ecnh trang b\u1ecb m\u1ed9t g\u0103ng tay ch\u1ecbu nhi\u1ec7t c\u00f4ng nghi\u1ec7p \u0111\u1ea1t chu\u1ea9n kh\u00f4ng ch\u1ec9 l\u00e0 h\u00e0nh \u0111\u1ed9ng thi\u1ebft l\u1eadp m\u1ed9t k\u1ef7 lu\u1eadt th\u00e9p \u0111\u1ec3 \u0111\u1ea9y l\u00f9i c\u00e1c r\u1ee7i ro…<\/p>\n","protected":false},"author":761,"featured_media":76955,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5383,6351,1],"tags":[7330,7328,7329],"class_list":["post-76951","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hoi-dap","category-review-san-pham","category-tin-tuc","tag-gang-tay-bao-ho-do-ben-cao","tag-gang-tay-chiu-nhiet-cong-nghiep","tag-gang-tay-chiu-nhiet-cong-nghiep-day-dan"],"_links":{"self":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/76951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/users\/761"}],"replies":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/comments?post=76951"}],"version-history":[{"count":70,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/76951\/revisions"}],"predecessor-version":[{"id":91710,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/76951\/revisions\/91710"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media\/76955"}],"wp:attachment":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media?parent=76951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/categories?post=76951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/tags?post=76951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}