![\"nhom-tan-my\"](\"http:\/\/propsat.com\/wp-content\/uploads\/2017\/10\/nhom-tan-my.png\")
<\/p>\nNh\u00f4m l\u00e0 kim lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t trong v\u1ecf tr\u00e1i \u0111\u1ea5t, t\u1ec9 tr\u1ecdng ri\u00eang c\u1ee7a nh\u00f4m ch\u1ec9 b\u1eb1ng 1\/3 s\u1eaft hay \u0111\u1ed3ng. Nh\u00f4m r\u1ea5t m\u1ec1m, d\u1ec5 u\u1ed1n v\u00e0 gia c\u00f4ng \u0111\u01a1n gi\u1ea3n. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 b\u1ec1n v\u1eefng do l\u1edbp oxit b\u1ea3o v\u1ec7.<\/p>\n
Nh\u00f4m c\u0169ng kh\u00f4ng nhi\u1ec5m t\u1eeb v\u00e0 kh\u00f4ng ch\u1ea3y \u1edf m\u00f4i tr\u01b0\u1eddng b\u00ecnh th\u01b0\u1eddng. C\u00e1c th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u00f4m hay h\u1ee3p kim nh\u00f4m r\u1ea5t h\u1eefu d\u1ee5ng trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5. C\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nh\u01b0 giao th\u00f4ng v\u1eadn t\u1ea3i v\u00e0 v\u1eadt li\u1ec7u c\u1ea5u tr\u00fac.<\/p>\n
\u0110\u1eb7c t\u00ednh c\u1ee7a nh\u00f4m r\u1ea5t nh\u1eb9, khi g\u1eb7p kh\u00f4ng kh\u00ed b\u00ean ngo\u00e0i s\u1ebd b\u1ecb oxi h\u00f3a v\u00e0 t\u1ea1o th\u00e0nh l\u1edbp m\u00e0ng (hay c\u00f2n g\u1ecdi l\u00e0 oxit nh\u00f4m). Ch\u00ednh b\u1ea3n th\u00e2n n\u00f3 t\u1ea1o th\u00e0nh b\u1ec1 m\u1eb7t b\u00e1m ch\u1eb7t v\u00e0o c\u00e1c l\u1edbp, v\u00f4 t\u00ecnh t\u1ea1o th\u00e0nh v\u1ecf b\u1ea3o v\u1ec7 r\u1ea5t t\u1ed1t cho nh\u00f4m.<\/p>\n
Ch\u00ednh v\u00ec nh\u1eefng \u0111\u1eb7c th\u00f9 kh\u00e1c bi\u1ec7t nh\u01b0 v\u1eady, nh\u00f4m \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u trong ki\u1ebfn tr\u00fac c\u0169ng nh\u01b0 n\u1ed9i ngo\u1ea1i th\u1ea5t cho nh\u1eefng ng\u00f4i nh\u00e0.<\/p>\n
Th\u00f4ng th\u01b0\u1eddng ch\u1ec9 s\u1eed d\u1ee5ng nh\u00f4m c\u00f3 th\u1ec3 t\u1ea1o \u0111\u01b0\u1ee3c nh\u1eefng m\u1ea3ng trang tr\u00ed \u0111\u1ed9c l\u1eadp trong ki\u1ebfn tr\u00fac. Tuy nhi\u00ean, khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nh\u01b0 k\u00ednh s\u1ebd t\u1ea1o n\u00ean nh\u1eefng s\u1ea3n ph\u1ea9m ho\u00e0n h\u1ea3o trong ng\u00f4i nh\u00e0.<\/p>\n
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S\u1ef1 k\u1ebft h\u1ee3p ho\u00e0n h\u1ea3o gi\u1eefa nh\u00f4m v\u00e0 k\u00ednh.<\/em><\/p>\n C\u00f3 th\u1ec3 do \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, do s\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t gi\u1ed1ng nhau n\u00ean nh\u00f4m v\u00e0 k\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ea1o \u0111\u1ec3 t\u1ea1o n\u00ean t\u00ednh th\u1ea9m m\u1ef9 cao, ph\u1ed5 bi\u1ebfn trong c\u00e1c thi\u1ebft b\u1ecb n\u1ed9i ngo\u1ea1i th\u1ea5t.<\/p>\n X\u00e9t v\u1ec1 t\u00ednh th\u1ea9m m\u1ef9 c\u1ee7a y\u1ebfu t\u1ed1 phong th\u1ee7y th\u00ec nh\u00f4m v\u00e0 k\u00ednh l\u00e0 hai m\u1ea3ng t\u01b0\u01a1ng sinh v\u1edbi nhau. V\u00ec nh\u00f4m m\u1ec7nh kim, k\u00ednh m\u1ec7nh th\u1ed5. Th\u1ed5 sinh kim n\u00ean khi k\u1ebft h\u1ee3p ch\u00fang ta c\u00f3 c\u1ea3m gi\u00e1c h\u00e0i h\u00f2a v\u1ec1 y\u1ebfu t\u1ed1 th\u1ea9m m\u1ef9 v\u00e0 phong th\u1ee7y.<\/p>\n Ngo\u00e0i ra, nh\u00f4m c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi g\u1ed7. K\u1ebft h\u1ee3p g\u1ed7 v\u1edbi m\u00e0ng ph\u1ee7 nh\u00f4m \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n cho s\u1ea3n ph\u1ea9m, n\u1ebfu kh\u00f4ng c\u00f3 l\u1edbp nh\u00f4m b\u00ean ngo\u00e0i th\u00ec tu\u1ed5i th\u1ecd c\u1ee7a s\u1ea3n ph\u1ea9m g\u1ed7 s\u1ebd ng\u1eafn h\u01a1n. \u0110\u1ec3 ho\u00e0n thi\u1ec7n cho gian b\u1ebfp, nh\u00f4m c\u0169ng g\u00f3p ph\u1ea7n kh\u00f4ng nh\u1ecf trong vi\u1ec7c b\u00e0i tr\u00ed g\u1ecdn g\u00e0ng, ng\u0103n n\u1eafp tr\u00e1nh \u0111\u01b0\u1ee3c s\u1ef1 x\u00e1o tr\u1ed9n trong tr\u1eadt t\u1ef1 s\u1eafp x\u1ebfp.<\/p>\n Trong c\u00e1c v\u0103n ph\u00f2ng hi\u1ec7n \u0111\u1ea1i, nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/a>\u00a0\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m h\u1ec7 khung x\u01b0\u01a1ng v\u00e0 c\u00e1c v\u00e1ch ng\u0103n nh\u1eb9 t\u1ea1o n\u00ean t\u00ednh n\u0103ng \u0111\u1ed9ng, tr\u1ebb trung cho kh\u00f4ng kh\u00ed l\u00e0m vi\u1ec7c n\u01a1i c\u00f4ng s\u1edf.<\/p>\n V\u00e1ch ng\u0103n, khung x\u01b0\u01a1ng b\u1eb1ng nh\u00f4m t\u1ea1i v\u0103n ph\u00f2ng c\u00f4ng s\u1edf.<\/em><\/p>\n Nh\u1eefng t\u00e1c nh\u00e2n ph\u00e1 h\u1ecfng c\u1ea5u tr\u00fac nh\u00f4m c\u00f3 th\u1ec3 chia l\u00e0m hai lo\u1ea1i: T\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc. T\u00e1c nh\u00e2n v\u1eadt l\u00fd l\u00e0 nh\u1eefng va ch\u1ea1m, l\u1ef1c t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i. T\u00e1c nh\u00e2n h\u00f3a h\u1ecdc l\u00e0 nh\u1eefng ch\u1ea5t nh\u01b0 axit v\u00e0 c\u00e1c ch\u1ea5t \u0103n m\u00f2n.<\/p>\n M\u1ee9c \u0111\u1ed9 an to\u00e0n ch\u1ee7 y\u1ebfu g\u1ed3m hai y\u1ebfu t\u1ed1: kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c v\u00e0 s\u1eafc c\u1ea1nh c\u1ee7a v\u1eadt li\u1ec7u che ch\u1eafn. V\u00ed d\u1ee5 nh\u01b0 h\u00e0nh lang an to\u00e0n tr\u00ean t\u00f2a nh\u00e0 cao t\u1ea7ng, ph\u1ea3i t\u00ednh to\u00e1n l\u00e0m sao cho \u0111\u1ed9 ch\u1ecbu l\u1ef1c ph\u1ea3i \u0111\u1ea3m b\u1ea3o, kh\u00f4ng qu\u00e1 m\u1ecfng nh\u1eefng c\u0169ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ki\u1ebfn tr\u00fac c\u1ee7a c\u00f4ng tr\u00ecnh. Nh\u00f4m nguy\u00ean ch\u1ea5t c\u00f3 s\u1ee9c ch\u1ecbu k\u00e9o th\u1ea5p, nh\u01b0ng khi \u0111\u01b0\u1ee3c gia c\u00f4ng c\u01a1 nhi\u1ec7t v\u1edbi m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 s\u1ebd t\u1ea1o ra c\u00e1c h\u1ee3p kim c\u00f3 c\u00e1c thu\u1ed9c t\u00ednh c\u01a1 h\u1ecdc t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3.<\/p>\n Nh\u00f4m T\u00e2n M\u1ef9<\/strong>\u00a0\u0111ang s\u1edf h\u1eefu c\u00e1c th\u01b0\u01a1ng hi\u1ec7u:\u00a0H\u1ec7 Xingfa Olympico<\/a>,\u00a0H\u1ec7 Vi\u1ec7t Ph\u00e1p Olympico<\/a>,\u00a0Nh\u00f4m h\u1ec7 AP55\u00a0<\/a>c\u00f9ng v\u1edbi nh\u00f4m h\u1ec7 ph\u1ed5 th\u00f4ng. V\u1edbi th\u01b0\u01a1ng hi\u1ec7u nh\u00f4m \u0111\u1ecbnh h\u00ecnh T\u00e2n M\u1ef9 \u0111\u00e3 v\u00e0 \u0111ang l\u00e0 th\u01b0\u01a1ng hi\u1ec7u \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng tin d\u00f9ng.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ph\u00e2n lo\u1ea1i v\u1ec1 nh\u00f4m c\u00f3 th\u1ec3 chia ra l\u00e0m hai lo\u1ea1i: nh\u00f4m thanh \u0111\u1ecbnh h\u00ecnh v\u00e0 nh\u00f4m t\u1ea5m, trong m\u1ed7i m\u1ed9t c\u00f4ng tr\u00ecnh th\u00ec l\u1ea1i ph\u00e2n lo\u1ea1i theo nh\u00f4m n\u1ed9i th\u1ea5t v\u00e0 ngo\u1ea1i th\u1ea5t. T\u00f9y theo y\u00eau c\u1ea7u c\u1ee7a c\u00f4ng tr\u00ecnh m\u00e0 ng\u01b0\u1eddi ta s\u1ea3n xu\u1ea5t cho ph\u00f9 h\u1ee3p v\u1edbi ki\u1ec3u d\u00e1ng, m\u00e0u s\u1eafc c\u0169ng nh\u01b0 \u0111\u1ed9 b\u1ec1n \u0111\u1ec3 ph\u1ee5c v\u1ee5 c\u00f4ng n\u0103ng sau n\u00e0y.<\/p>\n![\"vach-nhom-kinh\"](\"http:\/\/propsat.com\/wp-content\/uploads\/2017\/10\/vach-nhom-kinh.jpg\")
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Khi ch\u1ebf t\u00e1c v\u00e0 gia c\u00f4ng xong, s\u1ea3n ph\u1ea9m b\u1eb1ng nh\u00f4m ph\u1ea3i nh\u1eb5n m\u1ecbn, c\u00e1c g\u00f3c c\u1ea1nh \u0111\u01b0\u1ee3c bo g\u1ecdn n\u1ebfu kh\u00f4ng s\u1ebd g\u00e2y nguy hi\u1ec3m cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n