{"id":1438,"date":"2024-12-27T08:03:55","date_gmt":"2024-12-27T08:03:55","guid":{"rendered":"https:\/\/nbaem.com\/?p=1438"},"modified":"2025-09-18T04:44:39","modified_gmt":"2025-09-18T04:44:39","slug":"magnet-recycling","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/magnet-recycling\/","title":{"rendered":"T\u00e1i ch\u1ebf nam ch\u00e2m"},"content":{"rendered":"<div class=\"post-single\">\n<div class=\"post-content\">\n<h2>Hi\u1ec3u c\u00e1c Lo\u1ea1i Nam Ch\u00e2m Kh\u00e1c Nhau<\/h2>\n<p>Khi h\u1ecdc c\u00e1ch t\u00e1i ch\u1ebf nam ch\u00e2m, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u tr\u01b0\u1edbc c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a ch\u00fang. Nam ch\u00e2m thay \u0111\u1ed5i d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n, \u0111\u1ed9 m\u1ea1nh v\u00e0 kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf. C\u00e1c lo\u1ea1i ch\u00ednh b\u1ea1n s\u1ebd g\u1eb7p bao g\u1ed3m nam ch\u00e2m neodymium, ferrite, samarium-cobalt v\u00e0 alnico. M\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c t\u00ednh ri\u00eang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn [\u2026]<\/p>\n<div class=\"table-responsive\">\n<table class=\"table\">\n<thead>\n<tr>\n<th>Lo\u1ea1i nam ch\u00e2m<\/th>\n<th>Th\u00e0nh ph\u1ea7n<\/th>\n<th>M\u1ee9c \u0111\u1ed9 m\u1ea1nh<\/th>\n<th>Kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf<\/th>\n<th>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Neodymium (NdFeB)<\/td>\n<td>Neodymium, s\u1eaft, boron<\/td>\n<td>R\u1ea5t m\u1ea1nh<\/td>\n<td>V\u1eeba ph\u1ea3i \u0111\u1ebfn cao, nh\u01b0ng y\u00eau c\u1ea7u quy tr\u00ecnh \u0111\u1eb7c bi\u1ec7t<\/td>\n<td>\u0110i\u1ec7n t\u1eed, \u0111\u1ed9ng c\u01a1, nam ch\u00e2m<\/td>\n<\/tr>\n<tr>\n<td>S\u1eaft ferrit<\/td>\n<td>Oxide s\u1eaft v\u00e0 v\u1eadt li\u1ec7u g\u1ed1m<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>D\u1ec5 d\u00e0ng t\u00e1i ch\u1ebf h\u01a1n do v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh<\/td>\n<td>Loa, nam ch\u00e2m t\u1ee7 l\u1ea1nh<\/td>\n<\/tr>\n<tr>\n<td>Samari-Coban<\/td>\n<td>Samarium v\u00e0 cobalt<\/td>\n<td>Cao, ch\u1ecbu nhi\u1ec7t t\u1ed1t<\/td>\n<td>Kh\u00f3 kh\u0103n, c\u00e1c nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm c\u1ea7n x\u1eed l\u00fd c\u1ea9n th\u1eadn<\/td>\n<td>H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, qu\u00e2n s\u1ef1<\/td>\n<\/tr>\n<tr>\n<td>Alnico<\/td>\n<td>Nh\u00f4m, niken, cobalt<\/td>\n<td>Trung b\u00ecnh \u0111\u1ebfn cao<\/td>\n<td>C\u00f3 th\u1ec3 t\u00e1i ch\u1ebf c\u01a1 h\u1ecdc \u0111\u01a1n gi\u1ea3n<\/td>\n<td>C\u1ea3m bi\u1ebfn, microphone<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u00e1i ch\u1ebf kh\u00e1c nhau v\u00ec m\u1ed7i lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 c\u00e1ch nam ch\u00e2m ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c quy tr\u00ecnh nh\u01b0 kh\u1eed t\u1eeb v\u00e0 x\u1eed l\u00fd h\u00f3a h\u1ecdc. V\u00ed d\u1ee5, nam ch\u00e2m neodymium ch\u1ee9a c\u00e1c kim lo\u1ea1i \u0111\u1ea5t hi\u1ebfm c\u1ea7n ph\u1ee5c h\u1ed3i qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p chuy\u00ean bi\u1ec7t, trong khi nam ch\u00e2m ferrite \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 d\u1ec5 x\u1eed l\u00fd h\u01a1n v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc.<\/p>\n<p>Bi\u1ebft lo\u1ea1i nam ch\u00e2m gi\u00fap x\u00e1c \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p t\u00e1i ch\u1ebf t\u1ed1t nh\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c v\u1eadt li\u1ec7u qu\u00fd gi\u00e1 \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i \u0111\u00fang c\u00e1ch, gi\u1ea3m t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h2>T\u1ea1i sao n\u00ean T\u00e1i ch\u1ebf Nam ch\u00e2m<\/h2>\n<p>T\u00e1i ch\u1ebf nam ch\u00e2m quan tr\u1ecdng v\u00ec nhi\u1ec1u l\u00fd do. Th\u1ee9 nh\u1ea5t, n\u00f3 gi\u00fap gi\u1ea3m ch\u1ea5t th\u1ea3i ch\u00f4n l\u1ea5p. Nam ch\u00e2m th\u01b0\u1eddng ch\u1ee9a c\u00e1c v\u1eadt li\u1ec7u \u0111\u1ed9c h\u1ea1i nh\u01b0 kim lo\u1ea1i n\u1eb7ng v\u00e0 l\u1edbp ph\u1ee7 \u0111\u1ed9c h\u1ea1i c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho m\u00f4i tr\u01b0\u1eddng n\u1ebfu v\u1ee9t b\u1ecf kh\u00f4ng \u0111\u00fang c\u00e1ch. B\u1eb1ng c\u00e1ch t\u00e1i ch\u1ebf, ch\u00fang ta gi\u1eef c\u00e1c r\u1ee7i ro n\u00e0y kh\u1ecfi \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc.<\/p>\n<p>Th\u1ee9 hai, c\u00f2n mang l\u1ea1i l\u1ee3i \u00edch kinh t\u1ebf v\u1eefng ch\u1eafc. Nhi\u1ec1u lo\u1ea1i nam ch\u00e2m, \u0111\u1eb7c bi\u1ec7t l\u00e0 nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm nh\u01b0 neodymium, ch\u1ee9a c\u00e1c v\u1eadt li\u1ec7u qu\u00fd gi\u00e1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i v\u00e0 t\u00e1i s\u1eed d\u1ee5ng. T\u00e1i ch\u1ebf c\u00e1c nguy\u00ean t\u1ed1 n\u00e0y gi\u1ea3m nhu c\u1ea7u khai th\u00e1c nguy\u00ean li\u1ec7u th\u00f4 m\u1edbi, v\u1ed1n t\u1ed1n k\u00e9m v\u00e0 g\u00e2y h\u1ea1i cho m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h2>Th\u00e1ch th\u1ee9c trong T\u00e1i ch\u1ebf Nam ch\u00e2m<\/h2>\n<p>T\u00e1i ch\u1ebf nam ch\u00e2m kh\u00f4ng \u0111\u01a1n gi\u1ea3n nh\u01b0 b\u1ecf v\u00e0o th\u00f9ng r\u00e1c. C\u00f3 nhi\u1ec1u tr\u1edf ng\u1ea1i khi\u1ebfn qu\u00e1 tr\u00ecnh n\u00e0y tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p:<\/p>\n<h3>Ph\u1ee9c t\u1ea1p v\u1ec1 v\u1eadt li\u1ec7u<\/h3>\n<ul>\n<li><strong>Keo d\u00e1n v\u00e0 l\u1edbp ph\u1ee7:<\/strong>\u00a0Nam ch\u00e2m th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00e1n keo ho\u1eb7c ph\u1ee7 l\u1edbp b\u1ea3o v\u1ec7, khi\u1ebfn vi\u1ec7c t\u00e1ch r\u1eddi v\u1eadt li\u1ec7u t\u1eeb t\u00ednh m\u1ed9t c\u00e1ch s\u1ea1ch s\u1ebd tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/li>\n<li><strong>H\u1ee3p kim t\u1eeb t\u00ednh:<\/strong>\u00a0C\u00e1c lo\u1ea1i nam ch\u00e2m kh\u00e1c nhau\u2014nh\u01b0 neodymium, ferrite v\u00e0 alnico\u2014c\u00f3 h\u1ed7n h\u1ee3p ph\u1ee9c t\u1ea1p c\u00e1c kim lo\u1ea1i v\u00e0 nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm, l\u00e0m ph\u1ee9c t\u1ea1p qu\u00e1 tr\u00ecnh khai th\u00e1c v\u00e0 t\u00e1i ch\u1ebf.<\/li>\n<\/ul>\n<h3>Nguy c\u01a1 An to\u00e0n<\/h3>\n<ul>\n<li><strong>R\u1ee7i ro ch\u1ea5n th\u01b0\u01a1ng:<\/strong>\u00a0Nam ch\u00e2m m\u1ea1nh c\u00f3 th\u1ec3 d\u00ednh ch\u1eb7t l\u1ea1i \u0111\u1ed9t ng\u1ed9t, g\u00e2y k\u1eb9p ho\u1eb7c c\u1eaft.<\/li>\n<li><strong>B\u1ee5i \u0111\u1ed9c h\u1ea1i v\u00e0 l\u1edbp ph\u1ee7:<\/strong>\u00a0M\u00e0i nam ch\u00e2m ph\u00e1t ra b\u1ee5i m\u1ecbn c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i, \u0111\u00f2i h\u1ecfi x\u1eed l\u00fd c\u1ea9n th\u1eadn v\u00e0 trang b\u1ecb b\u1ea3o h\u1ed9.<\/li>\n<\/ul>\n<h3>Th\u00e1ch th\u1ee9c K\u1ef9 thu\u1eadt<\/h3>\n<ul>\n<li><strong>Quy tr\u00ecnh t\u00e1ch r\u1eddi:<\/strong>\u00a0L\u1ea5y c\u00e1c v\u1eadt li\u1ec7u nam ch\u00e2m kh\u1ecfi v\u1ecf, nh\u1ef1a ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn \u0111i\u1ec7n t\u1eed c\u1ea7n thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 t\u00e1ch c\u01a1 h\u1ecdc ho\u1eb7c x\u1eed l\u00fd nhi\u1ec7t.<\/li>\n<li><strong>B\u1ea3o t\u1ed3n ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u:<\/strong>\u00a0M\u1ee5c ti\u00eau l\u00e0 thu h\u1ed3i nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m t\u00ednh ch\u1ea5t t\u1eeb c\u1ee7a ch\u00fang, \u0111i\u1ec1u n\u00e0y kh\u00f4ng d\u1ec5 v\u1edbi c\u00f4ng ngh\u1ec7 hi\u1ec7n t\u1ea1i.<\/li>\n<\/ul>\n<p>Nh\u1eefng tr\u1edf ng\u1ea1i n\u00e0y c\u00f3 ngh\u0129a l\u00e0 vi\u1ec7c t\u00e1i ch\u1ebf nam ch\u00e2m th\u01b0\u1eddng y\u00eau c\u1ea7u c\u00e1c c\u01a1 s\u1edf c\u00f4ng nghi\u1ec7p v\u1edbi c\u00f4ng c\u1ee5 v\u00e0 chuy\u00ean m\u00f4n ph\u00f9 h\u1ee3p h\u01a1n l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p DIY \u0111\u01a1n gi\u1ea3n.<\/p>\n<h2>C\u00e1c b\u01b0\u1edbc T\u00e1i ch\u1ebf Nam ch\u00e2m - Quy tr\u00ecnh t\u1eebng b\u01b0\u1edbc<\/h2>\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/pub-36eea33d6f1540d281c285671ffb8664.r2.dev\/2025\/09\/18\/Magnet_Recycling_Process_and_Methods_NFuFp1vRd.webp\" alt=\"Quy tr\u00ecnh v\u00e0 ph\u01b0\u01a1ng ph\u00e1p T\u00e1i ch\u1ebf Nam ch\u00e2m\" width=\"688\" height=\"688\" \/><\/p>\n<p>Qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf nam ch\u00e2m b\u1eaft \u0111\u1ea7u b\u1eb1ng\u00a0<strong>x\u00e1c \u0111\u1ecbnh v\u00e0 ph\u00e2n lo\u1ea1i lo\u1ea1i nam ch\u00e2m<\/strong>. C\u00e1c lo\u1ea1i nam ch\u00e2m nh\u01b0 neodymium, ferrite, samarium-cobalt v\u00e0 alnico c\u00f3 th\u00e0nh ph\u1ea7n \u0111\u1eb7c tr\u01b0ng, v\u00ec v\u1eady vi\u1ec7c ph\u00e2n lo\u1ea1i ch\u00ednh x\u00e1c l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 t\u00e1i ch\u1ebf hi\u1ec7u qu\u1ea3.<\/p>\n<p>Ti\u1ebfp theo, chu\u1ea9n b\u1ecb nam ch\u00e2m b\u1eb1ng c\u00e1ch\u00a0<strong>th\u00e1o r\u1eddi c\u00e1c thi\u1ebft b\u1ecb<\/strong>\u00a0m\u00e0 ch\u00fang \u0111ang c\u00f3 v\u00e0\u00a0<strong>l\u00e0m m\u1ea5t t\u1eeb t\u00ednh<\/strong>\u00a0c\u00e1c nam ch\u00e2m n\u1ebfu c\u1ea7n thi\u1ebft. Vi\u1ec7c kh\u1eed t\u1eeb gi\u00fap gi\u1ea3m thi\u1ec3u r\u1ee7i ro an to\u00e0n v\u00e0 l\u00e0m cho qu\u00e1 tr\u00ecnh x\u1eed l\u00fd d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<p>Khi n\u00f3i \u0111\u1ebfn ph\u01b0\u01a1ng ph\u00e1p t\u00e1i ch\u1ebf, c\u00f3 m\u1ed9t s\u1ed1 l\u1ef1a ch\u1ecdn t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i nam ch\u00e2m v\u00e0 ngu\u1ed3n l\u1ef1c c\u00f3 s\u1eb5n:<\/p>\n<ul>\n<li><strong>Ph\u00e2n t\u00e1ch c\u01a1 h\u1ecdc:<\/strong>\u00a0Ph\u00e2n h\u1ee7y nam ch\u00e2m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd \u0111\u1ec3 t\u00e1ch c\u00e1c v\u1eadt li\u1ec7u t\u1eeb t\u00ednh kh\u1ecfi kim lo\u1ea1i ho\u1eb7c nh\u1ef1a.<\/li>\n<li><strong>Qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc:<\/strong>\u00a0S\u1eed d\u1ee5ng axit ho\u1eb7c dung m\u00f4i \u0111\u1ec3 chi\u1ebft xu\u1ea5t c\u00e1c nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm ho\u1eb7c l\u00e0m s\u1ea1ch l\u1edbp ph\u1ee7.<\/li>\n<li><strong>X\u1eed l\u00fd nhi\u1ec7t:<\/strong>\u00a0Gia nhi\u1ec7t nam ch\u00e2m \u0111\u1ec3 lo\u1ea1i b\u1ecf l\u1edbp ph\u1ee7 ho\u1eb7c thay \u0111\u1ed5i \u0111\u1eb7c t\u00ednh, gi\u00fap v\u1eadt li\u1ec7u d\u1ec5 d\u00e0ng thu h\u1ed3i h\u01a1n.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi, c\u00e1c c\u01a1 s\u1edf t\u00e1i ch\u1ebf c\u00f4ng nghi\u1ec7p mang l\u1ea1i k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t v\u00ec h\u1ecd c\u00f3 thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c v\u1eadt li\u1ec7u nguy hi\u1ec3m m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 thu h\u1ed3i c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 gi\u00e1 tr\u1ecb m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n x\u1eed l\u00fd v\u1edbi s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf, c\u00f3 th\u1ec3 t\u1ef1 l\u00e0m b\u1eb1ng c\u00e1ch th\u00e1o r\u1eddi c\u1ea9n th\u1eadn c\u00e1c nam ch\u00e2m, l\u01b0u tr\u1eef an to\u00e0n c\u00e1c v\u1eadt li\u1ec7u v\u00e0 mang ch\u00fang \u0111\u1ebfn c\u00e1c trung t\u00e2m t\u00e1i ch\u1ebf \u0111\u1ecba ph\u01b0\u01a1ng ch\u1ea5p nh\u1eadn ch\u1ea5t th\u1ea3i t\u1eeb t\u00ednh.<\/p>\n<h2>M\u1eb9o t\u1ef1 l\u00e0m \u0111\u1ec3 T\u00e1i ch\u1ebf An to\u00e0n c\u00e1c Nam ch\u00e2m Nh\u1ecf t\u1ea1i Nh\u00e0<\/h2>\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n t\u00e1i ch\u1ebf c\u00e1c nam ch\u00e2m nh\u1ecf t\u1ea1i nh\u00e0, an to\u00e0n l\u00e0 y\u1ebfu t\u1ed1 h\u00e0ng \u0111\u1ea7u. X\u1eed l\u00fd nam ch\u00e2m c\u1ea9n th\u1eadn \u2014 ch\u00fang c\u00f3 th\u1ec3 d\u00ednh ch\u1eb7t l\u1ea1i v\u1edbi nhau nhanh ch\u00f3ng v\u00e0 g\u00e2y tr\u1ea7y x\u01b0\u1edbc da ho\u1eb7c m\u1ea3nh v\u1ee1 bay ra. L\u01b0u tr\u1eef ch\u00fang trong h\u1ed9p an to\u00e0n, tr\u00e1nh xa c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 v\u1eadt kim lo\u1ea1i \u0111\u1ec3 gi\u1eef an to\u00e0n v\u00e0 tr\u00e1nh h\u01b0 h\u1ecfng.<\/p>\n<p>Tr\u01b0\u1edbc khi t\u00e1i ch\u1ebf, h\u00e3y xem x\u00e9t c\u00e1c ph\u01b0\u01a1ng \u00e1n t\u00e1i s\u1eed d\u1ee5ng s\u00e1ng t\u1ea1o. C\u00e1c nam ch\u00e2m c\u0169 r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c d\u1ef1 \u00e1n th\u1ee7 c\u00f4ng, nh\u01b0 nam ch\u00e2m t\u1ee7 l\u1ea1nh ho\u1eb7c t\u1ed5 ch\u1ee9c DIY. Ch\u00fang c\u0169ng h\u1eefu \u00edch trong c\u00e1c d\u1ef1 \u00e1n gi\u00e1o d\u1ee5c \u0111\u1ec3 d\u1ea1y tr\u1ebb v\u1ec1 t\u1eeb t\u00ednh. \u0110i\u1ec1u n\u00e0y gi\u00fap nam ch\u00e2m c\u1ee7a b\u1ea1n c\u00f3 cu\u1ed9c s\u1ed1ng th\u1ee9 hai m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00e1i ch\u1ebf \u0111\u1eb7c bi\u1ec7t.<\/p>\n<p>Khi b\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 t\u00e1i ch\u1ebf, h\u00e3y ki\u1ec3m tra v\u1edbi c\u00e1c trung t\u00e2m t\u00e1i ch\u1ebf \u0111\u1ecba ph\u01b0\u01a1ng. Nhi\u1ec1u n\u01a1i ch\u1ea5p nh\u1eadn nam ch\u00e2m, \u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i \u0111\u1ea5t hi\u1ebfm, nh\u01b0ng ch\u00ednh s\u00e1ch c\u00f3 th\u1ec3 kh\u00e1c nhau. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ecm c\u00e1c l\u1ef1a ch\u1ecdn g\u1ea7n \u0111\u00f3 b\u1eb1ng c\u00e1ch t\u00ecm ki\u1ebfm \u201ct\u00e1i ch\u1ebf nam ch\u00e2m g\u1ea7n t\u00f4i\u201d ho\u1eb7c \u201cx\u1eed l\u00fd nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm\u201d tr\u1ef1c tuy\u1ebfn. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i nam ch\u00e2m m\u1ed9t c\u00e1ch c\u00f3 tr\u00e1ch nhi\u1ec7m m\u00e0 kh\u00f4ng g\u1eb7p r\u1eafc r\u1ed1i.<\/p>\n<h2>Vai tr\u00f2 c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p v\u1eadt li\u1ec7u t\u1eeb t\u00ednh trong vi\u1ec7c T\u00e1i ch\u1ebf Nam ch\u00e2m<\/h2>\n<p>C\u00e1c nh\u00e0 cung c\u1ea5p v\u1eadt li\u1ec7u t\u1eeb t\u00ednh nh\u01b0 NBAEM \u0111\u00f3ng vai tr\u00f2 l\u1edbn trong vi\u1ec7c l\u00e0m cho vi\u1ec7c t\u00e1i ch\u1ebf nam ch\u00e2m d\u1ec5 d\u00e0ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n. H\u1ecd gi\u00fap qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi c\u1ee7a nam ch\u00e2m, t\u1eeb s\u1ea3n xu\u1ea5t \u0111\u1ebfn t\u00e1i ch\u1ebf, \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb l\u00e3ng ph\u00ed.<\/p>\n<p>C\u00e1c c\u00f4ng ty n\u00e0y cung c\u1ea5p v\u1eadt li\u1ec7u t\u1eeb t\u00ednh \u0111\u00e3 qua t\u00e1i ch\u1ebf \u0111\u1ea1t ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng cao, cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng thay th\u1ebf cho nam ch\u00e2m m\u1edbi. B\u1eb1ng c\u00e1ch n\u00e0y, h\u1ecd gi\u00fap gi\u1ea3m nhu c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u \u0111\u1ea5t hi\u1ebfm th\u00f4, c\u00f3 l\u1ee3i cho m\u00f4i tr\u01b0\u1eddng v\u00e0 gi\u1ea3m chi ph\u00ed.<\/p>\n<p>Nhi\u1ec1u nh\u00e0 cung c\u1ea5p c\u0169ng th\u1ef1c hi\u1ec7n c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh thu h\u1ed3i ho\u1eb7c t\u00e1i ch\u1ebf, n\u01a1i kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 g\u1eedi l\u1ea1i nam ch\u00e2m \u0111\u00e3 qua s\u1eed d\u1ee5ng thay v\u00ec v\u1ee9t b\u1ecf. D\u1ecbch v\u1ee5 n\u00e0y h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i nam ch\u00e2m \u0111\u00fang c\u00e1ch b\u1eb1ng c\u00e1ch x\u1eed l\u00fd v\u00e0 ch\u1ebf bi\u1ebfn an to\u00e0n c\u00e1c nam ch\u00e2m c\u0169, gi\u1eef c\u00e1c th\u00e0nh ph\u1ea7n nguy hi\u1ec3m tr\u00e1nh kh\u1ecfi b\u00e3i r\u00e1c.<\/p>\n<p>T\u1ed5ng th\u1ec3, c\u00e1c nh\u00e0 cung c\u1ea5p nh\u01b0 NBAEM l\u00e0 \u0111\u1ed1i t\u00e1c quan tr\u1ecdng trong vi\u1ec7c th\u00fac \u0111\u1ea9y s\u1eed d\u1ee5ng v\u00e0 t\u00e1i ch\u1ebf nam ch\u00e2m b\u1ec1n v\u1eefng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u1edf Vi\u1ec7t Nam, gi\u00fap c\u00e1c doanh nghi\u1ec7p v\u00e0 c\u00e1 nh\u00e2n d\u1ec5 d\u00e0ng t\u00e1i ch\u1ebf nam ch\u00e2m m\u1ed9t c\u00e1ch c\u00f3 tr\u00e1ch nhi\u1ec7m.<\/p>\n<h2>Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai trong T\u00e1i ch\u1ebf Nam ch\u00e2m v\u00e0 C\u00f4ng ngh\u1ec7 Nam ch\u00e2m B\u1ec1n v\u1eefng<\/h2>\n<p>Vi\u1ec7c t\u00e1i ch\u1ebf nam ch\u00e2m \u0111ang ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm nh\u01b0 neodymium, v\u1ed1n kh\u00f3 t\u00e1i ch\u1ebf nh\u01b0ng c\u00f3 gi\u00e1 tr\u1ecb. Nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf \u0111ang gi\u00fap ph\u1ee5c h\u1ed3i c\u00e1c v\u1eadt li\u1ec7u n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 h\u01a1n, gi\u1ea3m thi\u1ec3u ch\u1ea5t th\u1ea3i v\u00e0 gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o khai th\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean m\u1edbi.<\/p>\n<p>Ch\u00fang t\u00f4i c\u0169ng \u0111ang th\u1ea5y c\u00e1c v\u1eadt li\u1ec7u nam ch\u00e2m m\u1edbi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi \u00fd th\u1ee9c t\u00e1i ch\u1ebf\u2014nh\u1eefng nam ch\u00e2m th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng n\u00e0y ph\u00e2n h\u1ee7y d\u1ec5 d\u00e0ng h\u01a1n ho\u1eb7c s\u1eed d\u1ee5ng \u00edt th\u00e0nh ph\u1ea7n \u0111\u1ed9c h\u1ea1i h\u01a1n. S\u1ef1 chuy\u1ec3n \u0111\u1ed5i n\u00e0y gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf v\u00e0 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>NBAEM \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t \u1edf \u0111\u00e2y b\u1eb1ng c\u00e1ch th\u00fac \u0111\u1ea9y c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u00e1ng t\u1ea1o nh\u1eb1m c\u1ea3i thi\u1ec7n vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng nam ch\u00e2m v\u00e0 gi\u1ea3m thi\u1ec3u ch\u1ea5t th\u1ea3i. C\u00e1c s\u00e1ng ki\u1ebfn b\u1ec1n v\u1eefng c\u1ee7a h\u1ecd t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ea1o ra c\u00e1c nam ch\u00e2m t\u00e1i ch\u1ebf ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 thi\u1ebft l\u1eadp c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh thu h\u1ed3i, h\u1ed7 tr\u1ee3 n\u1ec1n kinh t\u1ebf nam ch\u00e2m tu\u1ea7n ho\u00e0n ph\u00f9 h\u1ee3p cho th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam v\u00e0 c\u00e1c th\u1ecb tr\u01b0\u1eddng kh\u00e1c.<\/p>\n<\/div>\n<div class=\"post-footer\">\n<div class=\"post-tags\">\n<div class=\"article-categories\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<nav class=\"post-navigation thw-sept\">\n<div class=\"row no-gutters\">\n<div class=\"col-12 col-md-6\"><\/div>\n<\/div>\n<\/nav>","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u c\u00e1c Lo\u1ea1i Nam Ch\u00e2m Kh\u00e1c Nhau Khi h\u1ecdc c\u00e1ch t\u00e1i ch\u1ebf nam ch\u00e2m, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a ch\u00fang. Nam ch\u00e2m thay \u0111\u1ed5i d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n, \u0111\u1ed9 m\u1ea1nh v\u00e0 kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf. C\u00e1c lo\u1ea1i ch\u00ednh b\u1ea1n s\u1ebd g\u1eb7p bao g\u1ed3m nam ch\u00e2m neodymium, ferrite, samarium-cobalt v\u00e0 alnico. M\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c t\u00ednh ri\u00eang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1438","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1438","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/comments?post=1438"}],"version-history":[{"count":5,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1438\/revisions"}],"predecessor-version":[{"id":2922,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1438\/revisions\/2922"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=1438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=1438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=1438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}