{"id":2802,"date":"2025-09-16T12:56:48","date_gmt":"2025-09-16T12:56:48","guid":{"rendered":"https:\/\/nbaem.com\/?p=2802"},"modified":"2025-09-19T06:51:43","modified_gmt":"2025-09-19T06:51:43","slug":"ndfeb-magnet-grades","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/ndfeb-magnet-grades\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB"},"content":{"rendered":"<h2>Hi\u1ec3u v\u1ec1 c\u00e1c lo\u1ea1i x\u1ebfp h\u1ea1ng nam ch\u00e2m NdFeB<\/h2>\n<div id=\"attachment_2799\" style=\"width: 310px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-2799\" class=\"size-medium wp-image-2799\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-300x194.webp\" alt=\"C\u00e1c lo\u1ea1i nam ch\u00e2m\" width=\"300\" height=\"194\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-18x12.webp 18w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-200x129.webp 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-300x194.webp 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-400x258.webp 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-600x388.webp 600w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP-768x496.webp 768w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/NdFeB_Magnet_Grades_and_Properties_Explained_DIJhP.webp 797w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-2799\" class=\"wp-caption-text\">C\u00e1c lo\u1ea1i nam ch\u00e2m<\/p><\/div>\n<p>C\u00e1c c\u1ea5p \u0111\u1ed9 nam ch\u00e2m NdFeB cho bi\u1ebft m\u1ee9c \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb t\u00ednh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a n\u00f3. C\u00e1c c\u1ea5p \u0111\u1ed9 n\u00e0y gi\u00fap d\u1ec5 d\u00e0ng ch\u1ecdn \u0111\u00fang lo\u1ea1i nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n, d\u00f9 l\u00e0 cho thi\u1ebft b\u1ecb ti\u00eau d\u00f9ng hay s\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\n<p>H\u1ec7 th\u1ed1ng \u0111\u1eb7t t\u00ean th\u01b0\u1eddng tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0y: N35, N52, N38SH, v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c. Ch\u1eef \u201cN\u201d t\u01b0\u1ee3ng tr\u01b0ng cho neodymium, v\u00e0 s\u1ed1 theo sau (nh\u01b0 35 ho\u1eb7c 52) \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a c\u1ee7a nam ch\u00e2m, ho\u1eb7c <strong>BHmax<\/strong>, \u0111o b\u1eb1ng Mega-Gauss Oersteds (MGOe). Gi\u00e1 tr\u1ecb n\u00e0y th\u1ec3 hi\u1ec7n s\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng \u2014 s\u1ed1 c\u00e0ng cao, nam ch\u00e2m c\u00e0ng m\u1ea1nh.<\/p>\n<p>\u0110\u00f4i khi b\u1ea1n s\u1ebd th\u1ea5y c\u00e1c ch\u1eef c\u00e1i \u0111i k\u00e8m, nh\u01b0 SH, UH, EH, AH ho\u1eb7c VH. Nh\u1eefng ch\u1eef c\u00e1i n\u00e0y ch\u1ec9 ph\u1ea1m vi ch\u1ecbu nhi\u1ec7t c\u1ee7a nam ch\u00e2m:<\/p>\n<ul>\n<li>SH: An to\u00e0n \u0111\u1ebfn kho\u1ea3ng 180\u00b0C<\/li>\n<li>UH: An to\u00e0n \u0111\u1ebfn kho\u1ea3ng 200\u00b0C<\/li>\n<li>EH: An to\u00e0n \u0111\u1ebfn kho\u1ea3ng 220\u00b0C<\/li>\n<li>AH: An to\u00e0n \u0111\u1ebfn kho\u1ea3ng 230\u00b0C<\/li>\n<li>VH: An to\u00e0n \u0111\u1ebfn kho\u1ea3ng 240\u00b0C<\/li>\n<\/ul>\n<p>C\u00e1c tham s\u1ed1 ch\u00ednh trong c\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>BHmax (S\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a):<\/strong> S\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng t\u1ed5ng th\u1ec3.<\/li>\n<li><strong>Ch\u1ecbu t\u1eeb n\u1ed9i t\u1ea1i (Hci):<\/strong> Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb t\u00ednh c\u1ee7a nam ch\u00e2m. Hci cao h\u01a1n c\u00f3 ngh\u0129a l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n.<\/li>\n<li><strong>\u0110\u1ed9 gi\u1eef t\u1eeb (Br):<\/strong> M\u1eadt \u0111\u1ed9 d\u00f2ng t\u1eeb c\u1ee7a nam ch\u00e2m ho\u1eb7c m\u1ee9c \u0111\u1ed9 m\u1ea1nh c\u1ee7a tr\u01b0\u1eddng t\u1eeb sau khi magnet h\u00f3a.<\/li>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a:<\/strong> Nhi\u1ec7t \u0111\u1ed9 cao nh\u1ea5t m\u00e0 nam ch\u00e2m c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng m\u1ea5t \u0111i t\u00ednh ch\u1ea5t t\u1eeb c\u1ee7a n\u00f3.<\/li>\n<\/ul>\n<p>Hi\u1ec3u c\u00e1c gi\u00e1 tr\u1ecb n\u00e0y gi\u00fap b\u1ea1n ch\u1ecdn lo\u1ea1i nam ch\u00e2m ph\u00f9 h\u1ee3p nh\u1ea5t cho \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh, d\u00f9 b\u1ea1n \u01b0u ti\u00ean \u0111\u1ed9 m\u1ea1nh, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t hay hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i.<\/p>\n<h2>C\u00e1c lo\u1ea1i x\u1ebfp h\u1ea1ng nam ch\u00e2m NdFeB ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u00fang<\/h2>\n<h3>C\u00e1c lo\u1ea1i nam ch\u00e2m m\u1ec1m N33 N35 N38<\/h3>\n<p>\u0110\u00e2y l\u00e0 nh\u1eefng lo\u1ea1i nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi ng\u00e2n s\u00e1ch, \u0111a d\u1ee5ng. Ch\u00fang cung c\u1ea5p \u0111\u1ed9 m\u1ea1nh t\u1eeb tr\u01b0\u1eddng kh\u00e1 v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho c\u00e1c \u1ee9ng d\u1ee5ng h\u00e0ng ng\u00e0y m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u s\u1ee9c m\u1ea1nh c\u1ef1c l\u1edbn ho\u1eb7c kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, d\u1ec5 t\u00ecm ngu\u1ed3n cung, \u0111\u1ee7 t\u1ed1t cho c\u00e1c m\u1ee5c \u0111\u00edch c\u01a1 b\u1ea3n nh\u01b0 \u0111\u1ed9ng c\u01a1 \u0111\u01a1n gi\u1ea3n ho\u1eb7c c\u1ea3m bi\u1ebfn.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> \u0110\u1ed9 m\u1ea1nh t\u1eeb th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i cao c\u1ea5p h\u01a1n, \u00edt \u1ed5n \u0111\u1ecbnh nhi\u1ec7t h\u01a1n.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i nam ch\u00e2m trung b\u00ecnh N40 N42 N45<\/h3>\n<p>C\u00e1c lo\u1ea1i n\u00e0y c\u00e2n b\u1eb1ng gi\u1eefa gi\u00e1 c\u1ea3 v\u00e0 hi\u1ec7u su\u1ea5t, tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Ch\u00fang c\u00f3 \u0111\u1ed9 m\u1ea1nh t\u1eeb t\u1ed1t h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ea3i thi\u1ec7n ch\u00fat \u00edt so v\u1edbi lo\u1ea1i m\u1ec1m.<\/p>\n<ul>\n<li>L\u00fd t\u01b0\u1edfng cho \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, m\u00e1y ph\u00e1t nh\u1ecf v\u00e0 d\u1ee5ng c\u1ee5 c\u00f4ng nghi\u1ec7p c\u1ea7n \u0111\u1ed9 tin c\u1eady \u1ed5n \u0111\u1ecbnh m\u00e0 kh\u00f4ng t\u1ed1n qu\u00e1 nhi\u1ec1u chi ph\u00ed.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i nam ch\u00e2m cao N48 N50 N52<\/h3>\n<p>Khi b\u1ea1n c\u1ea7n s\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng h\u00e0ng \u0111\u1ea7u, c\u00e1c lo\u1ea1i cao c\u1ea5p n\u00e0y l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u. Ch\u00fang cung c\u1ea5p flux t\u1eeb m\u1ea1nh v\u00e0 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u su\u1ea5t cao.<\/p>\n<ul>\n<li>S\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft k\u1ebf \u0111\u1ed9ng c\u01a1 ti\u00ean ti\u1ebfn, robot, thi\u1ebft b\u1ecb y t\u1ebf, v\u00e0 nh\u1eefng n\u01a1i kh\u00f4ng gian ho\u1eb7c tr\u1ecdng l\u01b0\u1ee3ng h\u1ea1n ch\u1ebf nh\u01b0ng kh\u00f4ng th\u1ec3 b\u1ecf qua s\u1ee9c m\u1ea1nh.<\/li>\n<li>Th\u01b0\u1eddng \u0111\u1eaft h\u01a1n nh\u01b0ng cung c\u1ea5p s\u1ee9c m\u1ea1nh t\u1ed1i \u0111a cho c\u00e1c d\u1ef1 \u00e1n \u0111\u00f2i h\u1ecfi cao.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i nam ch\u00e2m ch\u1ecbu nhi\u1ec7t SH UH EH AH VH<\/h3>\n<p>Thi\u1ebft k\u1ebf cho m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, c\u00e1c lo\u1ea1i n\u00e0y duy tr\u00ec t\u00ednh ch\u1ea5t t\u1eeb c\u1ee7a ch\u00fang \u1edf nhi\u1ec7t \u0111\u1ed9 cao. M\u1ed7i ch\u1eef c\u00e1i th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u0103ng d\u1ea7n:<\/p>\n<ul>\n<li><strong>SH:<\/strong> \u1ed4n \u0111\u1ecbnh \u0111\u1ebfn kho\u1ea3ng 180\u00b0C<\/li>\n<li><strong>UH:<\/strong> \u0110\u1ebfn 200\u00b0C<\/li>\n<li><strong>EH:<\/strong> \u0110\u1ebfn 220\u00b0C<\/li>\n<li><strong>AH:<\/strong> \u0110\u1ebfn 230\u00b0C<\/li>\n<li><strong>VH:<\/strong> L\u00ean \u0111\u1ebfn 240\u00b0C ho\u1eb7c cao h\u01a1n<br \/>\nCh\u00fang r\u1ea5t c\u1ea7n thi\u1ebft cho h\u1ec7 th\u1ed1ng \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 ho\u1eb7c thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i nam ch\u00e2m hi\u1ebfm v\u00e0 t\u00f9y ch\u1ec9nh<\/h3>\n<p>D\u00e0nh cho c\u00e1c d\u1ef1 \u00e1n \u0111\u1ed9c \u0111\u00e1o kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ti\u00eau chu\u1ea9n, nam ch\u00e2m NdFeB t\u00f9y ch\u1ec9nh xu\u1ea5t hi\u1ec7n. Nh\u1eefng lo\u1ea1i n\u00e0y c\u00f3 th\u1ec3 c\u00f3 l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t, h\u00ecnh d\u1ea1ng t\u00f9y ch\u1ec9nh ho\u1eb7c th\u00e0nh ph\u1ea7n \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3\u2014nh\u01b0 ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 b\u1ea5t th\u01b0\u1eddng, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n ho\u1eb7c h\u00ecnh d\u1ea1ng ch\u00ednh x\u00e1c.<\/p>\n<ul>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o ho\u1eb7c s\u1ea3n xu\u1ea5t chuy\u00ean d\u1ee5ng.<\/li>\n<li>\u0110\u1eb7t h\u00e0ng t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 m\u1ea5t th\u1eddi gian l\u00e2u h\u01a1n nh\u01b0ng \u0111\u1ea3m b\u1ea3o nam ch\u00e2m ph\u00f9 h\u1ee3p ho\u00e0n h\u1ea3o trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1eb7c th\u00f9 c\u1ee7a Vi\u1ec7t Nam.<\/li>\n<\/ul>\n<h2>So s\u00e1nh hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c lo\u1ea1i x\u1ebfp h\u1ea1ng nam ch\u00e2m kh\u00e1c nhau<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/Magnet_Performance_Comparison_Chart_n1gZwyHyZ.webp\" alt=\"B\u1ea3ng so s\u00e1nh Hi\u1ec7u su\u1ea5t Nam ch\u00e2m\" \/><\/p>\n<p>Hi\u1ec3u c\u00e1ch c\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB kh\u00e1c nhau ho\u1ea1t \u0111\u1ed9ng \u0111\u00f2i h\u1ecfi ph\u1ea3i xem x\u00e9t c\u00e1c th\u00f4ng s\u1ed1 ch\u00ednh nh\u01b0 <strong>BHmax<\/strong> (s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a), <strong>Hci<\/strong> (\u0111\u1ed9 c\u1ee9ng n\u1ed9i t\u1ea1i), <strong>Br<\/strong> (\u0111\u1ed9 t\u1eeb d\u01b0), v\u00e0 <strong>nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/strong>. Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a nam ch\u00e2m trong c\u00e1c \u1ee9ng d\u1ee5ng h\u00e0ng ng\u00e0y, x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 m\u1ea1nh, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb v\u00e0 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi nhi\u1ec7t.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 h\u00ecnh dung s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y:<\/p>\n<table>\n<thead>\n<tr>\n<th>C\u1ea5p \u0111\u1ed9<\/th>\n<th>BHmax (MGOe)<\/th>\n<th>Hci (kOe)<\/th>\n<th>Br (kG)<\/th>\n<th>Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a ho\u1ea1t \u0111\u1ed9ng (\u00b0C)<\/th>\n<th>T\u1eadp trung \u1ee9ng d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N33<\/td>\n<td>33<\/td>\n<td>11<\/td>\n<td>12.2<\/td>\n<td>80<\/td>\n<td>\u0110a d\u1ee5ng, ph\u00f9 h\u1ee3p ng\u00e2n s\u00e1ch<\/td>\n<\/tr>\n<tr>\n<td>N38<\/td>\n<td>38<\/td>\n<td>12<\/td>\n<td>12.6<\/td>\n<td>80<\/td>\n<td>S\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p h\u00e0ng ng\u00e0y<\/td>\n<\/tr>\n<tr>\n<td>N42<\/td>\n<td>42<\/td>\n<td>12<\/td>\n<td>13.2<\/td>\n<td>80<\/td>\n<td>C\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 m\u1ea1nh v\u00e0 \u0111\u1ed9 tin c\u1eady<\/td>\n<\/tr>\n<tr>\n<td>N48<\/td>\n<td>48<\/td>\n<td>12<\/td>\n<td>13.6<\/td>\n<td>80<\/td>\n<td>C\u00f4ng nghi\u1ec7p c\u01b0\u1eddng \u0111\u1ed9 cao<\/td>\n<\/tr>\n<tr>\n<td>N52<\/td>\n<td>52<\/td>\n<td>12<\/td>\n<td>14.1<\/td>\n<td>80<\/td>\n<td>C\u01b0\u1eddng \u0111\u1ed9 t\u1eeb tr\u01b0\u1eddng t\u1ed1i \u0111a<\/td>\n<\/tr>\n<tr>\n<td>N38SH<\/td>\n<td>38<\/td>\n<td>18<\/td>\n<td>12.6<\/td>\n<td>150<\/td>\n<td>Ch\u1ecbu nhi\u1ec7t, c\u01b0\u1eddng \u0111\u1ed9 trung b\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>N40UH<\/td>\n<td>40<\/td>\n<td>22<\/td>\n<td>13.2<\/td>\n<td>180<\/td>\n<td>C\u00f4ng nghi\u1ec7p nhi\u1ec7t \u0111\u1ed9 cao<\/td>\n<\/tr>\n<tr>\n<td>N35EH<\/td>\n<td>35<\/td>\n<td>25<\/td>\n<td>12.0<\/td>\n<td>200<\/td>\n<td>T\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>C\u00e1c tham s\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn hi\u1ec7u su\u1ea5t<\/h3>\n<ul>\n<li>\n<h3>BHmax (\u0110\u1ed9 m\u1ea1nh t\u1eeb tr\u01b0\u1eddng)<\/h3>\n<p>BHmax cao h\u01a1n c\u00f3 ngh\u0129a l\u00e0 nam ch\u00e2m m\u1ea1nh h\u01a1n. V\u00ed d\u1ee5, N52 cung c\u1ea5p l\u1ef1c t\u1eeb m\u1ea1nh nh\u1ea5t nh\u01b0ng c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p trong nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n<li>\n<h3>Hci (Ch\u1ecbu l\u1ef1c t\u1eeb)<\/h3>\n<p>\u0110\u00e2y l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a nam ch\u00e2m ch\u1ed1ng m\u1ea5t t\u1eeb t\u00ednh. Gi\u00e1 tr\u1ecb kh\u00e1ng t\u1eeb cao h\u01a1n (nh\u01b0 trong c\u00e1c lo\u1ea1i SH, UH, EH) c\u00f3 ngh\u0129a l\u00e0 nam ch\u00e2m gi\u1eef \u0111\u01b0\u1ee3c s\u1ee9c m\u1ea1nh t\u1ed1t h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/li>\n<li>\n<h3>Br (\u0110\u1ed9 d\u01b0 t\u1eeb)<\/h3>\n<p>Ch\u1ec9 s\u1ed1 t\u1eeb d\u01b0 c\u1ee7a nam ch\u00e2m. \u0110i\u1ec1u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 tr\u01b0\u1eddng t\u1eeb t\u1ed5ng th\u1ec3 c\u00f3 s\u1eb5n \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/li>\n<li>\n<h3>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/h3>\n<p>R\u1ea5t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng trong \u0111\u1ed9ng c\u01a1, \u00f4 t\u00f4 ho\u1eb7c n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o n\u01a1i nam ch\u00e2m ph\u1ea3i ch\u1ecbu nhi\u1ec7t. C\u00e1c lo\u1ea1i ti\u00eau chu\u1ea9n t\u1ed1i \u0111a kho\u1ea3ng 80\u00b0C, trong khi c\u00e1c lo\u1ea1i SH, UH, EH c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c 150-200\u00b0C ho\u1eb7c h\u01a1n.<\/li>\n<\/ul>\n<p>L\u1ef1a ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c c\u00e2n b\u1eb1ng c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y d\u1ef1a tr\u00ean nhu c\u1ea7u c\u1ee5 th\u1ec3\u2014d\u00f9 ch\u1ec9 l\u00e0 l\u1ef1c h\u00fat t\u1eeb m\u1ea1nh, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t hay \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<p>\u0110\u1ec3 c\u00f3 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1ch ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p nh\u1ea5t, h\u00e3y xem b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/vi\/which-is-better-n42-or-n52-magnets\/\" target=\"_blank\" rel=\"noopener\">n\u00ean ch\u1ecdn nam ch\u00e2m N42 hay N52<\/a>.<\/span><\/strong><\/p>\n<h2>\u1ee8ng d\u1ee5ng cho c\u00e1c lo\u1ea1i x\u1ebfp h\u1ea1ng nam ch\u00e2m NdFeB kh\u00e1c nhau<\/h2>\n<p>Nam ch\u00e2m NdFeB xu\u1ea5t hi\u1ec7n kh\u1eafp n\u01a1i, v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c nhau ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c nhu c\u1ea7u kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1t nh\u1ea5t:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<th>C\u00e1c lo\u1ea1i nam ch\u00e2m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/th>\n<th>T\u1ea1i sao c\u00e1c lo\u1ea1i nam ch\u00e2m n\u00e0y ho\u1ea1t \u0111\u1ed9ng t\u1ed1t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng<\/td>\n<td>N33, N35, N38<\/td>\n<td>Gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, l\u1ef1c t\u1eeb t\u1ed1t, ph\u00f9 h\u1ee3p cho c\u00e1c thi\u1ebft b\u1ecb nh\u1ecf nh\u01b0 loa, tai nghe v\u00e0 c\u1ea3m bi\u1ebfn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9ng c\u01a1 v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/td>\n<td>N40, N42, N45<\/td>\n<td>C\u00e2n b\u1eb1ng c\u00f4ng su\u1ea5t v\u00e0 \u0111\u1ed9 b\u1ec1n cho \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n v\u00e0 m\u00e1y ph\u00e1t trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p v\u00e0 gia \u0111\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ee5p c\u1ed9ng h\u01b0\u1edfng t\u1eeb (MRI)<\/td>\n<td>C\u00e1c lo\u1ea1i N48, N50, N52 ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\n<td>\u0110\u1ed9 t\u1eeb tr\u01b0\u1eddng m\u1ea1nh cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh ch\u00ednh x\u00e1c v\u00e0 tr\u01b0\u1eddng t\u1eeb \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<tr>\n<td>H\u1ec7 th\u1ed1ng \u00f4 t\u00f4 &amp; Xe hybrid \u0111i\u1ec7n<\/td>\n<td>C\u00e1c lo\u1ea1i ch\u1ecbu nhi\u1ec7t SH, UH<\/td>\n<td>Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh cao h\u01a1n, r\u1ea5t quan tr\u1ecdng cho \u0111\u1ed9ng c\u01a1 EV v\u00e0 c\u1ea3m bi\u1ebfn<\/td>\n<\/tr>\n<tr>\n<td>N\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o Tuabin gi\u00f3<\/td>\n<td>C\u00e1c lo\u1ea1i ch\u1ecbu nhi\u1ec7t cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao EH, AH, VH<\/td>\n<td>X\u1eed l\u00fd nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 l\u1ef1c t\u1eeb m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi kh\u1eafc nghi\u1ec7t<\/td>\n<\/tr>\n<tr>\n<td>Thi\u1ebft b\u1ecb C\u00f4ng nghi\u1ec7p<\/td>\n<td>C\u00e1c lo\u1ea1i trung b\u00ecnh \u0111\u1ebfn cao N40 \u0111\u1ebfn N52<\/td>\n<td>Nam ch\u00e2m b\u1ec1n v\u1edbi \u0111\u1ed9 t\u1eeb tr\u01b0\u1eddng \u0111\u00e1ng tin c\u1eady cho d\u1ee5ng c\u1ee5, m\u00e1y m\u00f3c v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ch\u1ecdn lo\u1ea1i nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m ho\u1eb7c h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ec1n l\u00e2u trong m\u00f4i tr\u01b0\u1eddng c\u1ee5 th\u1ec3<\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t khi ch\u1ecdn x\u1ebfp h\u1ea1ng nam ch\u00e2m NdFeB<\/h2>\n<p>L\u1ef1a ch\u1ecdn lo\u1ea1i nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u00e0nh c\u00f4ng v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed c\u1ee7a d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/p>\n<h3>\u0110\u1ed9 m\u1ea1nh t\u1eeb tr\u01b0\u1eddng y\u00eau c\u1ea7u<\/h3>\n<p>B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m c\u1ea7n cho \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n. C\u00e1c lo\u1ea1i cao h\u01a1n nh\u01b0 N50 ho\u1eb7c N52 cung c\u1ea5p l\u1ef1c t\u1eeb m\u1ea1nh h\u01a1n nh\u01b0ng th\u01b0\u1eddng c\u00f3 chi ph\u00ed cao h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c m\u1ee5c \u0111\u00edch \u00edt \u0111\u00f2i h\u1ecfi h\u01a1n, c\u00e1c lo\u1ea1i trung b\u00ecnh ho\u1eb7c m\u1ec1m c\u00f3 th\u1ec3 \u0111\u1ee7 v\u00e0 ti\u1ebft ki\u1ec7m h\u01a1n<\/p>\n<h3>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<p>Nam ch\u00e2m NdFeB m\u1ea5t \u0111\u1ed9 m\u1ea1nh khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t. N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 cao, b\u1ea1n n\u00ean ch\u1ecdn c\u00e1c lo\u1ea1i ch\u1ecbu nhi\u1ec7t nh\u01b0 SH, UH ho\u1eb7c VH. Ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t t\u1eeb trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t m\u00e0 kh\u00f4ng m\u1ea5t t\u1eeb t\u00ednh<\/p>\n<h3>\u0110i\u1ec1u ki\u1ec7n c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>Xem x\u00e9t kh\u1ea3 n\u0103ng ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m, rung l\u1eafc ho\u1eb7c s\u1ed1c. Nam ch\u00e2m NdFeB d\u1ec5 v\u1ee1, do \u0111\u00f3 c\u00f3 th\u1ec3 c\u1ea7n l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 ho\u1eb7c v\u1ecf b\u1ea3o v\u1ec7 c\u01a1 h\u1ecdc. M\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn lo\u1ea1i v\u00e0 l\u1edbp ho\u00e0n thi\u1ec7n ph\u00f9 h\u1ee3p nh\u1ea5t<\/p>\n<h3>Xem x\u00e9t v\u1ec1 chi ph\u00ed<\/h3>\n<p>Nam ch\u00e2m m\u1ea1nh h\u01a1n, ch\u1ecbu nhi\u1ec7t ho\u1eb7c t\u00f9y ch\u1ec9nh c\u00f3 gi\u00e1 cao h\u01a1n. C\u00e2n nh\u1eafc gi\u1eefa hi\u1ec7u su\u1ea5t v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng. Th\u01b0\u1eddng th\u00ec c\u00e1c lo\u1ea1i trung b\u00ecnh cung c\u1ea5p s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 m\u1ea1nh v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed cho m\u1ee5c \u0111\u00edch c\u00f4ng nghi\u1ec7p<\/p>\n<h3>Kh\u1ea3 n\u0103ng cung c\u1ea5p v\u00e0 chu\u1ed7i cung \u1ee9ng<\/h3>\n<p>Ngu\u1ed3n cung \u1ed5n \u0111\u1ecbnh l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh gi\u00e1n \u0111o\u1ea1n s\u1ea3n xu\u1ea5t. NBAEM l\u00e0 nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady v\u1edbi kho d\u1ef1 tr\u1eef v\u00e0 n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t \u1ed5n \u0111\u1ecbnh, gi\u00fap \u0111\u1ea3m b\u1ea3o b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u00fang lo\u1ea1i nam ch\u00e2m khi c\u1ea7n. Ch\u1ea5t l\u01b0\u1ee3ng ki\u1ec3m so\u00e1t nh\u1ea5t qu\u00e1n v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh c\u1ee7a h\u1ecd gi\u00fap vi\u1ec7c mua s\u1eafm d\u1ec5 d\u00e0ng h\u01a1n<\/p>\n<p>B\u1eb1ng c\u00e1ch c\u00e2n nh\u1eafc c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn lo\u1ea1i nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u k\u1ef9 thu\u1eadt v\u00e0 m\u1ee5c ti\u00eau kinh doanh c\u1ee7a m\u00ecnh. \u0110\u1ec3 bi\u1ebft th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt chi ti\u1ebft ho\u1eb7c h\u01b0\u1edbng d\u1eabn v\u1ec1 \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m, h\u00e3y tham kh\u1ea3o t\u00e0i nguy\u00ean c\u1ee7a NBAEM v\u1ec1 c\u00e1ch \u0111o \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m v\u00e0 c\u00e1c <a href=\"https:\/\/nbaem.com\/vi\/list-of-magnets-by-strength\/\">b\u1ea3ng x\u1ebfp h\u1ea1ng l\u1ef1c t\u1eeb<\/a> \u0111\u1ec3 t\u00ecm tr\u1eadn \u0111\u1ea5u t\u1ed1t nh\u1ea5t.<\/p>\n<h2>Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ti\u00eau chu\u1ea9n ng\u00e0nh<\/h2>\n<p>C\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n, hi\u1ec7u su\u1ea5t v\u00e0 tu\u00e2n th\u1ee7 m\u00f4i tr\u01b0\u1eddng. C\u00e1c ti\u00eau chu\u1ea9n ph\u1ed5 bi\u1ebfn nh\u01b0 <strong>ISO<\/strong> \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t qu\u00e1n th\u00f4ng qua quy tr\u00ecnh s\u1ea3n xu\u1ea5t r\u00f5 r\u00e0ng. \u0110\u1ed3ng th\u1eddi, <strong>RoHS<\/strong> v\u00e0 <strong>\u0110\u1ea0T \u0110\u1ebeN<\/strong> ch\u1ee9ng nh\u1eadn x\u00e1c nh\u1eadn r\u1eb1ng nam ch\u00e2m kh\u00f4ng ch\u1ee9a c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i, l\u00e0m cho ch\u00fang an to\u00e0n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng cu\u1ed1i v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>T\u1ea1i NBAEM, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u. M\u1ed7i l\u00f4 nam ch\u00e2m \u0111\u1ec1u tr\u1ea3i qua c\u00e1c ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng, bao g\u1ed3m:<\/p>\n<ul>\n<li>X\u00e1c nh\u1eadn \u0111\u1ed9 m\u1ea1nh t\u1eeb (BHmax, Br)<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 c\u01b0\u1ee1ng t\u1eeb n\u1ed9i t\u1ea1i (Hci)<\/li>\n<li>Ki\u1ec3m tra kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ebfn gi\u1edbi h\u1ea1n c\u1ea5p \u0111\u1ed9 \u0111\u00e3 \u0111\u1ecbnh<\/li>\n<li>Ki\u1ec3m tra v\u1eadt l\u00fd \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7i ho\u1eb7c kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t<\/li>\n<\/ul>\n<p>Quy tr\u00ecnh ch\u1ee9ng nh\u1eadn nghi\u00eam ng\u1eb7t n\u00e0y \u0111\u1ea3m b\u1ea3o nam ch\u00e2m ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n, d\u00f9 l\u00e0 cho c\u00f4ng nghi\u1ec7p, \u0111i\u1ec7n t\u1eed hay h\u1ec7 th\u1ed1ng \u00f4 t\u00f4. Cam k\u1ebft c\u1ee7a NBAEM trong vi\u1ec7c \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh ph\u1ea3n \u00e1nh s\u1ef1 t\u1eadp trung v\u00e0o vi\u1ec7c cung c\u1ea5p c\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB ch\u1ea5t l\u01b0\u1ee3ng cao, ph\u00f9 h\u1ee3p cho kh\u00e1ch h\u00e0ng t\u1ea1i Vi\u1ec7t Nam.<\/p>\n<h2>T\u1ea1i sao ch\u1ecdn NBAEM \u0111\u1ec3 cung c\u1ea5p nam ch\u00e2m NdFeB c\u1ee7a b\u1ea1n<\/h2>\n<p>Khi n\u00f3i \u0111\u1ebfn vi\u1ec7c t\u00ecm ngu\u1ed3n cung c\u1ea5p nam ch\u00e2m NdFeB ch\u1ea5t l\u01b0\u1ee3ng cao, NBAEM n\u1ed5i b\u1eadt nh\u01b0 m\u1ed9t nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady ph\u1ee5c v\u1ee5 nhu c\u1ea7u c\u1ee7a th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam.<\/p>\n<h3>N\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t<\/h3>\n<ul>\n<li>D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t ti\u00ean ti\u1ebfn v\u1edbi ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 k\u00edch th\u01b0\u1edbc nam ch\u00e2m<\/li>\n<li>Kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t nhi\u1ec1u lo\u1ea1i c\u1ea5p \u0111\u1ed9 nam ch\u00e2m NdFeB t\u1eeb lo\u1ea1i m\u1ec1m \u0111\u1ebfn ch\u1ecbu nhi\u1ec7t<\/li>\n<li>S\u1ea3n xu\u1ea5t t\u00f9y ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7c th\u00f9 c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n<h3>\u0110\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng<\/h3>\n<ul>\n<li>Quy tr\u00ecnh ki\u1ec3m tra nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o nam ch\u00e2m \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf nh\u01b0 ISO, RoHS, v\u00e0 REACH<\/li>\n<li>Hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o<\/li>\n<li>Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ecbnh k\u1ef3 \u1edf m\u1ecdi giai \u0111o\u1ea1n s\u1ea3n xu\u1ea5t<\/li>\n<\/ul>\n<h3>T\u00f9y ch\u1ec9nh v\u00e0 Gi\u00e1 c\u1ea3<\/h3>\n<ul>\n<li>Gi\u1ea3i ph\u00e1p nam ch\u00e2m t\u00f9y ch\u1ec9nh d\u1ef1a tr\u00ean y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n<\/li>\n<li>Gi\u00e1 c\u1ea3 c\u1ea1nh tranh m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u ho\u1eb7c \u0111\u1ed9 m\u1ea1nh t\u1eeb<\/li>\n<li>K\u00edch th\u01b0\u1edbc \u0111\u01a1n h\u00e0ng linh ho\u1ea1t, t\u1eeb nguy\u00ean m\u1eabu \u0111\u1ebfn c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn<\/li>\n<\/ul>\n<h3>H\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt v\u00e0 \u0111\u01a1n h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn<\/h3>\n<ul>\n<li>T\u01b0 v\u1ea5n chuy\u00ean gia c\u00f3 s\u1eb5n \u0111\u1ec3 gi\u00fap ch\u1ecdn lo\u1ea1i nam ch\u00e2m NdFeB t\u1ed1i \u01b0u<\/li>\n<li>H\u01b0\u1edbng d\u1eabn v\u1ec1 t\u00edch h\u1ee3p nam ch\u00e2m v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t<\/li>\n<li>X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn hi\u1ec7u qu\u1ea3 v\u1edbi giao h\u00e0ng \u0111\u00fang h\u1ea1n<\/li>\n<\/ul>\n<p>H\u1ee3p t\u00e1c v\u1edbi NBAEM c\u00f3 ngh\u0129a l\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady, s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 h\u1ed7 tr\u1ee3 chuy\u00ean nghi\u1ec7p\u2014t\u1ea5t c\u1ea3 \u0111\u1ec1u quan tr\u1ecdng cho nhu c\u1ea7u nam ch\u00e2m NdFeB c\u1ee7a b\u1ea1n. \u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 ph\u1ea1m vi s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c lo\u1ea1i nam ch\u00e2m c\u1ee7a ch\u00fang t\u00f4i, h\u00e3y xem <a href=\"https:\/\/nbaem.com\/vi\/high-temperature-magnets\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff6600;\"><strong>trang nam ch\u00e2m ch\u1ecbu nhi\u1ec7t cao<\/strong><\/span><\/a> ho\u1eb7c kh\u00e1m ph\u00e1 <a href=\"https:\/\/nbaem.com\/vi\/the-main-magnetic-property\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #ff6600;\">c\u00e1c \u0111\u1eb7c t\u00ednh t\u1eeb ch\u00ednh<\/span><\/strong>s<\/a> c\u1ee7a nh\u1eefng nam ch\u00e2m m\u1ea1nh m\u1ebd n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 c\u00e1c lo\u1ea1i nam ch\u00e2m NdFeB chi ti\u1ebft \u0111\u1ec3 t\u00ecm ra \u0111\u1ed9 m\u1ea1nh t\u1eeb tr\u01b0\u1eddng, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 hi\u1ec7u su\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p c\u1ee7a b\u1ea1n v\u1edbi NBAEM.<\/p>","protected":false},"author":1,"featured_media":2801,"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-2802","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/ndfeb_magnet_grades_3j6Zdzu6K.webp","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2802","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=2802"}],"version-history":[{"count":2,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2802\/revisions"}],"predecessor-version":[{"id":2956,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2802\/revisions\/2956"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media\/2801"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=2802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=2802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=2802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}