{"id":2415,"date":"2025-11-14T03:23:21","date_gmt":"2025-11-14T03:23:21","guid":{"rendered":"https:\/\/vinamagnet.vn\/?p=2415"},"modified":"2025-11-14T03:39:01","modified_gmt":"2025-11-14T03:39:01","slug":"%f0%9f%a7%b2-kiem-tra-va-bao-duong-nam-cham-loc-sat","status":"publish","type":"post","link":"https:\/\/vinamagnet.vn\/?p=2415","title":{"rendered":"\ud83e\uddf2 V\u00ec sao c\u1ea7n ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3 nam ch\u00e2m l\u1ecdc s\u1eaft?"},"content":{"rendered":"

Trong c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p \u2014 t\u1eeb th\u1ef1c ph\u1ea9m, nh\u1ef1a, h\u00f3a ch\u1ea5t cho \u0111\u1ebfn t\u00e1i ch\u1ebf kim lo\u1ea1i \u2014 nam ch\u00e2m l\u1ecdc s\u1eaft<\/strong> l\u00e0 thi\u1ebft b\u1ecb c\u1ef1c k\u1ef3 quan tr\u1ecdng. N\u00f3 \u0111\u00f3ng vai tr\u00f2 \u201cng\u01b0\u1eddi g\u00e1c c\u1ed5ng\u201d, lo\u1ea1i b\u1ecf m\u1ecdi t\u1ea1p ch\u1ea5t kim lo\u1ea1i kh\u1ecfi nguy\u00ean li\u1ec7u.<\/span><\/p>\n

Tuy nhi\u00ean, c\u00f3 m\u1ed9t th\u1ef1c t\u1ebf \u00edt doanh nghi\u1ec7p \u0111\u1ec3 \u00fd: nam ch\u00e2m l\u1ecdc s\u1eaft c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3<\/strong>.<\/span>
L\u1ef1c h\u00fat m\u1ea1nh kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c duy tr\u00ec v\u0129nh vi\u1ec5n<\/strong>. N\u1ebfu d\u00f9ng trong m\u00f4i tr\u01b0\u1eddng rung, n\u00f3ng, \u1ea9m, ho\u1eb7c ti\u1ebfp x\u00fac kim lo\u1ea1i li\u00ean t\u1ee5c, l\u1ef1c t\u1eeb s\u1ebd suy gi\u1ea3m d\u1ea7n<\/strong>, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/span><\/p>\n

V\u1eady v\u00ec sao ph\u1ea3i ki\u1ec3m tra? Bao l\u00e2u th\u00ec ki\u1ec3m? C\u00e1ch ki\u1ec3m nh\u01b0 th\u1ebf n\u00e0o? V\u00e0 d\u1ea5u hi\u1ec7u n\u00e0o cho bi\u1ebft nam ch\u00e2m \u0111\u00e3 gi\u1ea3m l\u1ef1c h\u00fat?<\/span><\/p>\n

H\u00e3y c\u00f9ng Vina Magnet<\/strong> ph\u00e2n t\u00edch chi ti\u1ebft.<\/span><\/p>\n

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1. V\u00ec sao nam ch\u00e2m l\u1ecdc s\u1eaft c\u00f3 th\u1ec3 suy gi\u1ea3m l\u1ef1c h\u00fat theo th\u1eddi gian?<\/strong><\/span><\/h2>\n

\"nam \"nam<\/p>\n

Nhi\u1ec1u doanh nghi\u1ec7p ngh\u0129 r\u1eb1ng \u201cnam ch\u00e2m v\u0129nh c\u1eedu l\u00e0 kh\u00f4ng bao gi\u1edd gi\u1ea3m l\u1ef1c h\u00fat\u201d.<\/span>
\u0110i\u1ec1u n\u00e0y kh\u00f4ng ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c<\/strong>.<\/span><\/p>\n

D\u00f9 l\u00e0 nam ch\u00e2m Neodymium \u2013 lo\u1ea1i m\u1ea1nh nh\u1ea5t hi\u1ec7n nay \u2013 l\u1ef1c t\u1eeb v\u1eabn c\u00f3 th\u1ec3 gi\u1ea3m khi g\u1eb7p m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1:<\/span><\/p>\n

1.1. T\u00e1c \u0111\u1ed9ng t\u1eeb nhi\u1ec7t \u0111\u1ed9 cao<\/strong><\/span><\/h3>\n