{"id":3595,"date":"2025-12-25T08:02:00","date_gmt":"2025-12-25T08:02:00","guid":{"rendered":"https:\/\/nbaem.com\/?p=3595"},"modified":"2025-12-25T05:42:55","modified_gmt":"2025-12-25T05:42:55","slug":"insert-magnets","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/insert-magnets\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn ch\u00e8n nam ch\u00e2m L\u00f5i nam ch\u00e2m NdFeB \u0111\u01b0\u1ee3c \u0111\u00fac t\u00f9y ch\u1ec9nh Th\u00e2n nam ch\u00e2m t\u1eeb t\u00ednh"},"content":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111ang thi\u1ebft k\u1ebf c\u00e1c s\u1ea3n ph\u1ea9m c\u1ea7n t\u00edch h\u1ee3p t\u1eeb t\u00ednh m\u1ea1nh m\u1ebd v\u00e0 \u0111\u00e1ng tin c\u1eady, hi\u1ec3u r\u00f5 <strong>nam ch\u00e2m g\u1eafn v\u00e0o<\/strong> l\u00e0 r\u1ea5t quan tr\u1ecdng. \u0110\u00fac khu\u00f4n ph\u1ee7 m\u00e0ng v\u0129nh vi\u1ec5n ch\u1ee9a nam ch\u00e2m b\u00ean trong c\u00e1c b\u1ed9 ph\u1eadn nh\u1ef1a, t\u1ea1o th\u00e0nh c\u00e1c t\u1ed5 h\u1ee3p v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi nam ch\u00e2m d\u00e1n hay l\u1eafp gh\u00e9p c\u01a1 h\u1ecdc th\u00f4ng th\u01b0\u1eddng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 b\u1ec1n v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed\u2014\u0111\u1eb7c bi\u1ec7t cho s\u1ea3n xu\u1ea5t v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn trong c\u00e1c \u1ee9ng d\u1ee5ng \u00f4 t\u00f4, \u0111i\u1ec7n t\u1eed v\u00e0 c\u00f4ng nghi\u1ec7p. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, b\u1ea1n s\u1ebd kh\u00e1m ph\u00e1 c\u00e1ch <strong>\u0111\u00fac khu\u00f4n ch\u00e8n<\/strong> ho\u1ea1t \u0111\u1ed9ng, t\u1ea1i sao n\u00f3 l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111\u1ed5i tr\u00f2 cho c\u00e1c th\u00e0nh ph\u1ea7n t\u1eeb t\u00ednh, v\u00e0 l\u00e0m th\u1ebf n\u00e0o NBAEM cung c\u1ea5p v\u1eadt li\u1ec7u cao c\u1ea5p \u0111\u1ec3 gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng th\u1ebf h\u1ec7 ti\u1ebfp theo c\u00e1c s\u1ea3n ph\u1ea9m t\u0103ng c\u01b0\u1eddng t\u1eeb t\u00ednh. H\u00e3y b\u1eaft \u0111\u1ea7u n\u00e0o!<\/p>\n<div id=\"attachment_995\" style=\"width: 510px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-995\" class=\"size-full wp-image-995\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/Insert-magnet-1.png\" alt=\"Nam ch\u00e2m ch\u00e8n\" width=\"500\" height=\"184\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/Insert-magnet-1-200x74.png 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/Insert-magnet-1-300x110.png 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/Insert-magnet-1-400x147.png 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/Insert-magnet-1.png 500w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><p id=\"caption-attachment-995\" class=\"wp-caption-text\">Nam ch\u00e2m ch\u00e8n<\/p><\/div>\n<h2>Nam ch\u00e2m ch\u00e8n l\u00e0 g\u00ec?<\/h2>\n<p>B\u1ea1n c\u00f3 t\u1ef1 h\u1ecfi nh\u1eefng g\u00ec <strong>nam ch\u00e2m \u0111\u00fac ch\u00e8n<\/strong> th\u1ef1c s\u1ef1 l\u00e0 g\u00ec v\u00e0 ch\u00fang kh\u00e1c bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp gh\u00e9p nam ch\u00e2m kh\u00e1c? H\u00e3y ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n.<\/p>\n<p><strong>Nam ch\u00e2m ch\u00e8n<\/strong> l\u00e0 nam ch\u00e2m v\u0129nh vi\u1ec5n \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u1ef1c ti\u1ebfp v\u00e0o khu\u00f4n tr\u01b0\u1edbc khi phun nh\u1ef1a. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ea1o ra m\u1ed9t <strong>t\u1ed5 h\u1ee3p nam ch\u00e2m t\u00edch h\u1ee3p v\u1edbi nh\u1ef1a<\/strong> n\u01a1i nam ch\u00e2m v\u00e0 nh\u1ef1a tr\u1edf th\u00e0nh m\u1ed9t b\u1ed9 ph\u1eadn r\u1eafn duy nh\u1ea5t. \u0110i\u1ec1u n\u00e0y kh\u00e1c v\u1edbi <strong>nam ch\u00e2m \u0111\u00fac s\u00e1p d\u00ednh<\/strong>, n\u01a1i b\u1ed9t nam ch\u00e2m \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi ch\u1ea5t li\u00ean k\u1ebft polymer v\u00e0 \u0111\u00fac th\u00e0nh h\u00ecnh d\u1ea1ng m\u00e0 kh\u00f4ng ch\u00e8n m\u1ed9t m\u1ea3nh nam ch\u00e2m r\u1eafn.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>Nam ch\u00e2m \u0111\u00fac ch\u00e8n<\/th>\n<th>Nam ch\u00e2m \u00e9p c\u1ed1 \u0111\u1ecbnh b\u1eb1ng khu\u00f4n<\/th>\n<th>Nam ch\u00e2m ph\u1ee7 ngo\u00e0i b\u1eb1ng khu\u00f4n<\/th>\n<th>L\u1eafp gh\u00e9p truy\u1ec1n th\u1ed1ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u1ea1ng nam ch\u00e2m<\/td>\n<td>Nam ch\u00e2m r\u1eafn \u0111\u1eb7t trong khu\u00f4n<\/td>\n<td>Nam ch\u00e2m b\u1ed9t tr\u1ed9n v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh<\/td>\n<td>Nam ch\u00e2m \u0111\u00e3 ch\u1ebf t\u00e1c s\u1eb5n v\u00e0 sau \u0111\u00f3 \u0111\u01b0\u1ee3c ph\u1ee7 ngo\u00e0i khu\u00f4n<\/td>\n<td>Nam ch\u00e2m v\u00e0 nh\u1ef1a l\u1eafp r\u00e1p ri\u00eang<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 t\u00edch h\u1ee3p nh\u1ef1a<\/td>\n<td>Nh\u1ef1a \u0111\u01b0\u1ee3c \u0111\u1ed5 quanh nam ch\u00e2m<\/td>\n<td>Nh\u1ef1a v\u00e0 nam ch\u00e2m tr\u1ed9n l\u1eabn trong qu\u00e1 tr\u00ecnh \u0111\u00fac<\/td>\n<td>L\u1edbp nh\u1ef1a \u0111\u01b0\u1ee3c th\u00eam l\u00ean tr\u00ean nam ch\u00e2m<\/td>\n<td>L\u1eafp r\u00e1p th\u1ee7 c\u00f4ng<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc<\/td>\n<td>Cao \u2013 nam ch\u00e2m \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh ch\u1eb7t<\/td>\n<td>C\u00e1c h\u1ea1t nam ch\u00e2m \u0111\u01b0\u1ee3c li\u00ean k\u1ebft<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>Bi\u1ebfn \u0111\u1ed5i<\/td>\n<\/tr>\n<tr>\n<td>RFlexibility thi\u1ebft k\u1ebf<\/td>\n<td>Cao \u2013 h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n<\/td>\n<td>Gi\u1edbi h\u1ea1n b\u1edfi l\u01b0u l\u01b0\u1ee3ng b\u1ed9t v\u00e0 li\u00ean k\u1ebft<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>Ph\u1ee5 thu\u1ed9c v\u00e0o l\u1eafp r\u00e1p<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed &amp; c\u00e1c b\u01b0\u1edbc l\u1eafp r\u00e1p<\/td>\n<td>Gi\u1ea3m \u2013 \u00e9p khu\u00f4n m\u1ed9t b\u01b0\u1edbc<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>T\u0103ng l\u00ean do nhi\u1ec1u b\u01b0\u1edbc<\/td>\n<td>Cao, nhi\u1ec1u b\u1ed9 ph\u1eadn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>So v\u1edbi <strong>overmolding<\/strong>\u2014 khi nam ch\u00e2m \u0111\u01b0\u1ee3c ph\u1ee7 b\u1eb1ng l\u1edbp nh\u1ef1a sau khi gia c\u00f4ng \u2014 \u00e9p ch\u00e8n mang l\u1ea1i li\u00ean k\u1ebft m\u1ea1nh h\u01a1n v\u00e0 t\u1ed1t h\u01a1n <strong>kh\u00e1ng \u0103n m\u00f2n<\/strong>. Kh\u00f4ng gi\u1ed1ng v\u1edbi l\u1eafp gh\u00e9p truy\u1ec1n th\u1ed1ng, \u00e9p ch\u00e8n gi\u1ea3m l\u1ec7ch h\u01b0\u1edbng v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n b\u1eb1ng c\u00e1ch g\u1eafn c\u1ed1 \u0111\u1ecbnh nam ch\u00e2m v\u00e0o c\u00e1c ph\u1ea7n nh\u1ef1a.<\/p>\n<p>T\u00f3m l\u1ea1i, <strong>nam ch\u00e2m \u0111\u00fac ch\u00e8n<\/strong> l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 s\u1ea3n xu\u1ea5t hi\u1ec7u qu\u1ea3 c\u00e1c b\u1ed9 l\u1eafp gh\u00e9p t\u1eeb t\u00ednh ch\u1eafc ch\u1eafn, ch\u00ednh x\u00e1c v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. Ch\u00fang l\u00fd t\u01b0\u1edfng cho xe h\u01a1i, \u0111i\u1ec7n t\u1eed v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p n\u01a1i hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady quan tr\u1ecdng. T\u1ea1i NBAEM, ch\u00fang t\u00f4i chuy\u00ean v\u1ec1 hi\u1ec7u su\u1ea5t cao <strong>Nam ch\u00e2m gh\u00e9p NdFeB<\/strong> \u0111\u01b0\u1ee3c ch\u1ebf t\u00e1c theo ti\u00eau chu\u1ea9n nghi\u00eam ng\u1eb7t \u0111\u1ec3 t\u00edch h\u1ee3p nh\u1ef1a m\u1ed9t c\u00e1ch li\u1ec1n m\u1ea1ch.<\/p>\n<h2>Quy tr\u00ecnh \u0110\u00fac Ch\u00e8n B\u01b0\u1edbc t\u1eebng b\u01b0\u1edbc<\/h2>\n<p>&nbsp;<\/p>\n<p>\u0110\u00fac ch\u00e8n nam ch\u00e2m li\u00ean quan \u0111\u1ebfn c\u00e1c giai \u0111o\u1ea1n ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t trong c\u00e1c t\u1ed5 h\u1ee3p t\u1eeb t\u00ednh \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o nh\u1ef1a. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch quy tr\u00ecnh th\u01b0\u1eddng di\u1ec5n ra:<\/p>\n<h3>1. Chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u<\/h3>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i nam ch\u00e2m ph\u00f9 h\u1ee3p r\u1ea5t quan tr\u1ecdng. Nam ch\u00e2m Neodymium (NdFeB) c\u00f3 \u0111\u1ed9 m\u1ea1nh cao v\u00e0 ph\u1ed5 bi\u1ebfn trong nam ch\u00e2m \u0111\u00fac ch\u00e8n, trong khi nam ch\u00e2m ferrite l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed. Nh\u1eefng nam ch\u00e2m v\u0129nh vi\u1ec5n n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh polymer nh\u01b0 Nylon (6 ho\u1eb7c 12) ho\u1eb7c PPS \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t v\u00e0 \u00e1p l\u1ef1c c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u00fac.<\/p>\n<h3>2. \u0110\u1eb7t nam ch\u00e2m v\u00e0o khu\u00f4n<\/h3>\n<p>Nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u1eb7t m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt nh\u01b0 k\u1eb9p gi\u1eef ho\u1eb7c k\u1eb9p pin \u0111\u1ec3 gi\u1eef ch\u00fang ch\u1eafc ch\u1eafn \u1edf v\u1ecb tr\u00ed trong qu\u00e1 tr\u00ecnh \u0111\u00fac. B\u01b0\u1edbc n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 di chuy\u1ec3n c\u00f3 th\u1ec3 d\u1eabn t\u1edbi l\u1ec7ch t\u00e2m.<\/p>\n<h3>3. Giai \u0111o\u1ea1n phun<\/h3>\n<p>Nh\u1ef1a resin \u0111\u01b0\u1ee3c phun v\u00e0o khu\u00f4n d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t v\u00e0 \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Qu\u1ea3n l\u00fd c\u00e1c \u0111i\u1ec1u ki\u1ec7n n\u00e0y l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 b\u1ea3o v\u1ec7 nam ch\u00e2m kh\u1ecfi hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t t\u1eeb v\u00e0 \u0111\u1ea3m b\u1ea3o li\u00ean k\u1ebft ch\u1eafc gi\u1eefa ph\u1ea7n t\u1eeb v\u00e0 nh\u1ef1a.<\/p>\n<h3>4. L\u00e0m m\u00e1t v\u00e0 th\u00e1o khu\u00f4n<\/h3>\n<p>M\u1ed9t khi \u0111\u00e3 phun, t\u1ed5 h\u1ee3p \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t \u0111\u1ec3 \u0111\u00f4ng \u0111\u1eb7c. Vi\u1ec7c l\u00e0m m\u00e1t \u0111\u00fang c\u00e1ch s\u1ebd tr\u00e1nh c\u00e1c \u1ee9ng su\u1ea5t n\u1ed9i t\u1ea1i c\u00f3 th\u1ec3 l\u00e0m y\u1ebfu li\u00ean k\u1ebft. Sau khi l\u00e0m m\u00e1t, b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ea9y ra kh\u1ecfi khu\u00f4n.<\/p>\n<h3>5. T\u1eeb h\u00f3a sau (T\u00f9y ch\u1ecdn)<\/h3>\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng, nam ch\u00e2m \u0111\u01b0\u1ee3c t\u1eeb h\u00f3a sau khi \u0111\u00fac \u0111\u1ec3 t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t t\u1eeb m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t l\u1ef1c l\u01b0\u1ee3ng trong l\u00fac phun.<\/p>\n<h3>Nh\u1eefng th\u00e1ch th\u1ee9c chung v\u00e0 gi\u1ea3i ph\u00e1p<\/h3>\n<ul>\n<li><strong>C\u0103n ch\u1ec9nh:<\/strong> S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt gi\u1eef c\u1ed1 \u0111\u1ecbnh v\u00e0 thi\u1ebft k\u1ebf khu\u00f4n ch\u00ednh x\u00e1c gi\u00fap duy tr\u00ec dung sai ch\u1eb7t ch\u1ebd.<\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n li\u00ean k\u1ebft:<\/strong> Ch\u1ecdn ch\u1ea5t k\u1ebft d\u00ednh polymer ph\u00f9 h\u1ee3p v\u00e0 \u0111\u1ea3m b\u1ea3o chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t \u0111\u00fang c\u00e1ch c\u1ea3i thi\u1ec7n m\u1ed1i li\u00ean k\u1ebft gi\u1eefa nh\u1ef1a v\u00e0 nam ch\u00e2m.<\/li>\n<li><strong>M\u1ea5t t\u1eeb t\u00ednh:<\/strong> Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t trong qu\u00e1 tr\u00ecnh \u0111\u00fac \u00e1p l\u1ef1c l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o to\u00e0n \u0111\u1eb7c t\u00ednh t\u1eeb.<\/li>\n<\/ul>\n<p>Nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u00fac nh\u00fang mang l\u1ea1i ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 t\u1ea1o h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p v\u1edbi s\u1ef1 t\u00edch h\u1ee3p c\u01a1 h\u1ecdc v\u00e0 t\u1eeb t\u00ednh m\u1ea1nh m\u1ebd \u0111\u1ed3ng th\u1eddi gi\u1ea3m c\u00e1c b\u01b0\u1edbc l\u1eafp r\u00e1p. \u0110\u1ec3 tham kh\u1ea3o c\u00e1c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, h\u00e3y xem h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/nbaem.com\/vi\/products\/neodymium-magnet\/\" target=\"_blank\" rel=\"noopener\">nam ch\u00e2m neodymium hi\u1ec7u su\u1ea5t cao<\/a>.<\/p>\n<h2>\u01afu \u0111i\u1ec3m c\u1ee7a Nam ch\u00e2m \u0110\u00fac nh\u00fang<\/h2>\n<p>Nam ch\u00e2m \u0111\u00fac nh\u00fang mang l\u1ea1i m\u1ed9t s\u1ed1 l\u1ee3i \u00edch r\u00f5 r\u00e0ng so v\u1edbi c\u00e1c c\u1ee5m t\u1eeb t\u00ednh truy\u1ec1n th\u1ed1ng. \u0110\u1ea7u ti\u00ean, ch\u00fang cung c\u1ea5p <strong>\u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u01b0\u1ee3t tr\u1ed9i<\/strong> v\u00ec nam ch\u00e2m \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 v\u00e0o nh\u1ef1a, gi\u1ea3m nguy c\u01a1 h\u1ecfng h\u00f3c ho\u1eb7c l\u1ecfng l\u1ebbo trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. Qu\u00e1 tr\u00ecnh \u0111\u00fac n\u00e0y c\u0169ng \u0111\u1ea3m b\u1ea3o <strong>b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ni\u00eam phong m\u00f4i tr\u01b0\u1eddng<\/strong>, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng cho c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/p>\n<p>M\u1ed9t l\u1ee3i th\u1ebf n\u1eefa l\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ea1t \u0111\u01b0\u1ee3c <strong>tolerances ch\u1eb7t v\u00e0 h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/strong> m\u00e0 c\u00f3 th\u1ec3 kh\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c v\u1edbi nam ch\u00e2m d\u00ednh ho\u1eb7c \u0111\u00fac qu\u00e1 m\u1ee9c. \u0110\u1ed9 ch\u00ednh x\u00e1c n\u00e0y cho ph\u00e9p thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n trong c\u00e1c c\u1ea3m bi\u1ebfn, \u0111\u1ed9ng c\u01a1 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. Ngo\u00e0i ra, \u0111\u00fac nh\u00fang <strong>gi\u1ea3m c\u00e1c b\u01b0\u1edbc l\u1eafp r\u00e1p<\/strong>, r\u00fat ng\u1eafn lao \u0111\u1ed9ng v\u00e0 th\u1eddi gian, d\u1eabn \u0111\u1ebfn <strong>gi\u1ea3m chi ph\u00ed tr\u00ean to\u00e0n b\u1ed9<\/strong> cho s\u1ea3n xu\u1ea5t v\u1edbi s\u1ea3n l\u01b0\u1ee3ng l\u1edbn.<\/p>\n<p>Cu\u1ed1i c\u00f9ng, c\u00e1c nam ch\u00e2m t\u00edch h\u1ee3p b\u1eb1ng nh\u1ef1a n\u00e0y l\u00fd t\u01b0\u1edfng cho <strong>\u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/strong>, nh\u1edd v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng ch\u1ea5t k\u1ebft d\u00ednh ch\u1ecbu nhi\u1ec7t nh\u01b0 Nylon ho\u1eb7c PPS. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady v\u00e0 m\u1edf r\u1ed9ng tu\u1ed5i th\u1ecd s\u1ea3n ph\u1ea9m trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi, khi\u1ebfn nam ch\u00e2m \u00e9p khu\u00f4n nh\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn th\u00f4ng minh cho \u00f4 t\u00f4, c\u00f4ng nghi\u1ec7p v\u00e0 \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng.<\/p>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 c\u00e1c t\u00f9y ch\u1ecdn v\u1eadt li\u1ec7u t\u0103ng c\u01b0\u1eddng nh\u1eefng l\u1ee3i th\u1ebf n\u00e0y, h\u00e3y xem <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/vi\/magnets-materials\/\" target=\"_blank\" rel=\"noopener\">v\u1eadt li\u1ec7u nam ch\u00e2m<\/a> <\/strong><\/span>trang.<\/p>\n<h2>C\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nam ch\u00e2m nh\u00fang<\/h2>\n<p>Nam ch\u00e2m nh\u00fang d\u1ef1a v\u00e0o vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u c\u1ea9n th\u1eadn \u0111\u1ec3 c\u00e2n b\u1eb1ng hi\u1ec7u su\u1ea5t, chi ph\u00ed v\u00e0 \u0111\u1ed9 b\u1ec1n. C\u00e1c l\u1ef1a ch\u1ecdn nam ch\u00e2m v\u0129nh vi\u1ec5n th\u00f4ng d\u1ee5ng nh\u1ea5t bao g\u1ed3m<a href=\"https:\/\/en.wikipedia.org\/wiki\/Neodymium_magnet\" target=\"_blank\" rel=\"noopener\"> <strong>NdFeB Neodymium<\/strong><\/a>, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi s\u1ee9c m\u1ea1nh t\u1eeb t\u00ednh \u1ea5n t\u01b0\u1ee3ng v\u00e0 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, v\u00e0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Ferrite_(magnet)\" target=\"_blank\" rel=\"noopener\"> <strong>nam ch\u00e2m ferrite<\/strong><\/a>, cung c\u1ea5p m\u1ed9t t\u00f9y ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n nh\u01b0ng v\u1edbi c\u00f4ng su\u1ea5t t\u1eeb t\u00ednh th\u1ea5p h\u01a1n. Nam ch\u00e2m nh\u00fang NdFeB \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u su\u1ea5t cao n\u01a1i tr\u01b0\u1eddng t\u1eeb l\u1edbn l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n<p>\u0110\u1ed1i v\u1edbi l\u1edbp bao b\u1ecdc b\u1eb1ng nh\u1ef1a, c\u00e1c ch\u1ea5t k\u1ebft d\u00ednh polymer nh\u01b0 <strong>Nylon 6\/12<\/strong> v\u00e0 <strong>PPS (polyphenylene sulfide)<\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Nylon cung c\u1ea5p \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc t\u1ed1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t, ph\u00f9 h\u1ee3p cho gia c\u00f4ng \u00e9p khu\u00f4n nh\u00fang n\u00f3i chung. PPS n\u1ed5i b\u1eadt v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc tuy\u1ec7t v\u1eddi, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng khi nam ch\u00e2m ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0 trong c\u00e1c nam ch\u00e2m khu\u00f4n cho \u0111\u1ed9ng c\u01a1 \u00f4 t\u00f4 ho\u1eb7c c\u00f4ng nghi\u1ec7p.<\/p>\n<p>Tu\u1ef3 ch\u1ec9nh \u0111i xa h\u01a1n c\u00e1c v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n; vi\u1ec7c ch\u1ecdn \u0111\u00fang x\u1ebfp h\u1ea1ng nam ch\u00e2m, l\u1edbp ph\u1ee7 b\u1ec1 m\u1eb7t (v\u00ed d\u1ee5 nh\u01b0 nickel, epoxy \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n), v\u00e0 ph\u01b0\u01a1ng h\u01b0\u1edbng magnetization l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. \u0110\u1ecbnh h\u01b0\u1edbng \u0111\u00fang \u0111\u1ea3m b\u1ea3o lu\u1ed3ng t\u1eeb v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u sau qu\u00e1 tr\u00ecnh \u00e9p khu\u00f4n b\u1eb1ng nh\u1ef1a. \u0110\u1ec3 hi\u1ec3u s\u00e2u v\u1ec1 c\u00e1ch c\u00e1c h\u1ea1ng nam ch\u00e2m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 chi ti\u1ebft v\u1ec1 c\u00e1c <a href=\"https:\/\/nbaem.com\/vi\/what-is-bh-curve\/\" target=\"_blank\" rel=\"noopener\">\u0110\u01b0\u1eddng cong BH<\/a>, \u0111i\u1ec1u gi\u1ea3i th\u00edch c\u00e1c t\u00ednh ch\u1ea5t t\u1eeb t\u00ednh li\u00ean quan \u0111\u1ebfn vi\u1ec7c ch\u1ecdn v\u1eadt li\u1ec7u.<\/p>\n<p>Ch\u1ecdn \u0111\u00fang v\u1eadt li\u1ec7u v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn tu\u1ef3 ch\u1ec9nh l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c b\u1ed9 ph\u1eadn t\u1eeb t\u00ednh b\u1ec1n, hi\u1ec7u qu\u1ea3 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n ho\u1ea1t \u0111\u1ed9ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf.<\/p>\n<h2>\u1ee8ng d\u1ee5ng ch\u00ednh c\u1ee7a nam ch\u00e2m \u00e9p khu\u00f4n<\/h2>\n<p>Nam ch\u00e2m \u00e9p khu\u00f4n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng tr\u00ean nhi\u1ec1u ng\u00e0nh nh\u1edd \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 chu\u1ea9n x\u00e1c c\u1ee7a ch\u00fang. Trong <strong>ng\u00e0nh \u00f4 t\u00f4<\/strong>, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, c\u1ea3m bi\u1ebfn v\u00e0 b\u01a1m\u2014nh\u1eefng th\u00e0nh ph\u1ea7n \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t t\u1eeb \u0111\u00e1ng tin c\u1eady v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu nhi\u1ec7t v\u00e0 rung. V\u00ed d\u1ee5, <strong>v\u1ecf nam ch\u00e2m \u0111\u1ed9ng c\u01a1<\/strong> cho ph\u00e9p v\u1eadn h\u00e0nh xe \u0111i\u1ec7n hi\u1ec7u qu\u1ea3 v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ea3m bi\u1ebfn.<\/p>\n<p>In <strong>\u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng<\/strong>, nam ch\u00e2m \u00e9p khu\u00f4n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c k\u1ebft n\u1ed1i t\u1eeb, loa v\u00e0 n\u1eafp \u0111\u00f3ng c\u1ee7a thi\u1ebft b\u1ecb. Nh\u1eefng <strong>b\u1ed9 l\u1eafp gh\u00e9p t\u1eeb \u0111\u01b0\u1ee3c \u00e9p b\u1eb1ng qu\u00e1 tr\u00ecnh ti\u00eam<\/strong> \u0111\u1ea3m b\u1ea3o dung sai ch\u1eb7t ch\u1ebd v\u00e0 t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t h\u01a1n v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n t\u1eeb m\u1ea1nh m\u1ebd v\u00e0 g\u1ecdn nh\u1eb9.<\/p>\n<p>c\u1ea3 <strong>Tr\u01b0\u1eddng h\u1ee3p c\u00f4ng nghi\u1ec7p<\/strong> ph\u1ee5 thu\u1ed9c v\u00e0o nam ch\u00e2m \u00e9p khu\u00f4n cho rotor, c\u1ea3m bi\u1ebfn hi\u1ec7u \u1ee9ng Hall, v\u00e0 \u0111\u1ed9ng c\u01a1 DC kh\u00f4ng ch\u1ed5i than\u2014n\u01a1i hi\u1ec7u su\u1ea5t d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t l\u00e0 r\u1ea5t quan tr\u1ecdng. Nh\u1eefng nam ch\u00e2m t\u00edch h\u1ee3p b\u1eb1ng nh\u1ef1a n\u00e0y cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 s\u1ef1 b\u1ec1n b\u1ec9, g\u00f3p ph\u1ea7n l\u00e0m cho thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i.<\/p>\n<p>\u0110\u1ed1i v\u1edbi <strong>thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 \u0111\u1ed3 gia d\u1ee5ng<\/strong>, nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u00fac-nh\u1eadp mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady \u1edf d\u1ea1ng nh\u1ecf g\u1ecdn. L\u1edbp ni\u00eam phong m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1ee9c b\u1ec1n c\u01a1 h\u1ecdc c\u1ee7a ch\u00fang l\u00e0m cho ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u1ea1y c\u1ea3m \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>C\u00e1c v\u00ed d\u1ee5 trong th\u1ef1c t\u1ebf th\u01b0\u1eddng l\u00e0m n\u1ed5i b\u1eadt ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, \u0111\u1eb7c bi\u1ec7t khi so s\u00e1nh v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p truy\u1ec1n th\u1ed1ng. C\u00e1c c\u00f4ng ty \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i kh\u00f4ng ch\u1ec9 t\u1eeb ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng m\u00e0 c\u00f2n t\u1eeb qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t h\u1ee3p l\u00fd b\u1eb1ng c\u00e1ch ch\u1ecdn <strong>\u0111i\u1ec1u \u0111\u00fac nam ch\u00e2m t\u00f9y ch\u1ec9nh<\/strong> gi\u1ea3i ph\u00e1p.<\/p>\n<p>Kh\u00e1m ph\u00e1 th\u00eam v\u1ec1 <a href=\"https:\/\/nbaem.com\/vi\/magnet-coating\/\" target=\"_blank\" rel=\"noopener\">l\u1edbp ph\u1ee7 nam ch\u00e2m<\/a> \u0111\u1ec3 xem c\u00e1ch c\u00e1c l\u1edbp b\u1ea3o v\u1ec7 n\u00e0y t\u0103ng c\u01b0\u1eddng nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u00fac nh\u00fang cho c\u00e1c \u1ee9ng d\u1ee5ng demanding.<\/p>\n<h2>C\u00e1c Considerations thi\u1ebft k\u1ebf cho qu\u00e1 tr\u00ecnh \u0111\u00fac nh\u00fang th\u00e0nh c\u00f4ng<\/h2>\n<p>&nbsp;<\/p>\n<p>Thi\u1ebft k\u1ebf \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u00fac nh\u00fang ch\u1ea5t l\u01b0\u1ee3ng cao. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c c\u1ee5m t\u1eeb t\u1eeb l\u1ef1c t\u1eeb \u0111\u00e1ng tin c\u1eady, t\u1eadp trung v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n<ul>\n<li><strong>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m gi\u1eef nam ch\u00e2m:<\/strong> K\u1ebft c\u1ea5u khu v\u1ef1c r\u00e3nh, b\u01b0\u1edbc ho\u1eb7c l\u1ed7 trong thi\u1ebft k\u1ebf khu\u00f4n \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh nam ch\u00e2m t\u1ea1i ch\u1ed7 trong qu\u00e1 tr\u00ecnh ti\u00eam. Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y ng\u0103n ch\u1eb7n s\u1ef1 l\u1ec7ch v\u00e0 c\u1ea3i thi\u1ec7n s\u1ee9c b\u1ec1n li\u00ean k\u1ebft gi\u1eefa nam ch\u00e2m v\u00e0 polymer.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd dung sai:<\/strong> Dung sai ch\u1eb7t ch\u1ebd l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho s\u1ef1 kh\u1edbp ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh \u0111\u1ed3ng nh\u1ea5t. Thi\u1ebft k\u1ebf khu\u00f4n ph\u00f9 h\u1ee3p gi\u1ea3m co ng\u00f3t v\u1eadt li\u1ec7u v\u00e0 cong v\u00eanh, \u0111\u1ea3m b\u1ea3o v\u1ecb tr\u00ed nam ch\u00e2m ch\u00ednh x\u00e1c.<\/li>\n<li><strong>Th\u1eddi \u0111i\u1ec3m t\u1eeb t\u00ednh:<\/strong> Quy\u1ebft \u0111\u1ecbnh n\u00ean magnet h\u00f3a tr\u01b0\u1edbc hay sau qu\u00e1 tr\u00ecnh \u00e9p khu\u00f4n. Vi\u1ec7c ti\u1ec1n magnet h\u00f3a gi\u00fap d\u1ec5 x\u1eed l\u00fd nh\u01b0ng c\u00f3 r\u1ee7i ro m\u1ea5t t\u1eeb t\u00ednh do nhi\u1ec7t v\u00e0 \u00e1p su\u1ea5t trong qu\u00e1 tr\u00ecnh ti\u00eam. Magnet h\u00f3a sau s\u1ebd tr\u00e1nh \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y nh\u01b0ng y\u00eau c\u1ea7u c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd b\u1ed5 sung.<\/li>\n<li><strong>Ki\u1ec3m tra v\u00e0 \u0110\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> Lu\u00f4n ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n li\u00ean k\u1ebft, hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh v\u00e0 \u0111\u1ed9 b\u1ec1n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o nam ch\u00e2m \u0111\u01b0\u1ee3c \u0111\u00fac \u00e9p c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c t\u1ea3i c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a c\u00e1c kh\u00eda c\u1ea1nh n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u1ee5m l\u1eafp gh\u00e9p nam ch\u00e2m \u00e9p nh\u1ef1a b\u1ec1n, \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7u su\u1ea5t nghi\u00eam ng\u1eb7t. \u0110\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch x\u1eed l\u00fd v\u00e0 hi\u1ec7u su\u1ea5t nam ch\u00e2m, h\u00e3y xem c\u00e1ch l\u00e0m <a href=\"https:\/\/nbaem.com\/vi\/how-to-make-ndfeb-magnet\/\">nam ch\u00e2m NdFeB<\/a> \u0111\u1ec3 hi\u1ec3u \u0111\u1ed9 nh\u1ea1y c\u1ee7a nam ch\u00e2m t\u1ed1t h\u01a1n.<\/p>\n<h2>Ch\u1ecdn nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady cho nam ch\u00e2m insert<\/h2>\n<p>Ch\u1ecdn \u0111\u00fang nh\u00e0 cung c\u1ea5p cho nam ch\u00e2m \u0111\u00fac cao su tham chi\u1ebfu l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng, c\u00f3 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh. B\u1ea1n mu\u1ed1n m\u1ed9t \u0111\u1ed1i t\u00e1c c\u00f3 tr\u00ecnh \u0111\u1ed9 s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn v\u00e0 ti\u1ebfp c\u1eadn v\u1edbi v\u1eadt li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u1eb7c bi\u1ec7t khi l\u00e0m vi\u1ec7c v\u1edbi nam ch\u00e2m v\u0129nh vi\u1ec5n nh\u1ea1y c\u1ea3m nh\u01b0 nam ch\u00e2m insert NdFeB. C\u00e1c nh\u00e0 cung c\u1ea5p t\u1ed1t hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng s\u1eafc th\u00e1i c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng nam ch\u00e2m \u0111\u00fac b\u1eb1ng nh\u1ef1a\u2014t\u1eeb qu\u1ea3n l\u00fd nhi\u1ec7t trong qu\u00e1 tr\u00ecnh \u0111\u00fac \u0111\u1ebfn \u0111\u1ea3m b\u1ea3o s\u1ef1 g\u1eafn k\u1ebft nam ch\u00e2m-v\u1edbi-nh\u1ef1a v\u1eefng ch\u1eafc.<\/p>\n<p>Khi \u0111\u00e1nh gi\u00e1 c\u00e1c nh\u00e0 cung c\u1ea5p, h\u00e3y t\u00ecm:<\/p>\n<ul>\n<li><strong>Kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh<\/strong>: Li\u1ec7u h\u1ecd c\u00f3 th\u1ec3 tinh ch\u1ec9nh lo\u1ea1i nam ch\u00e2m, k\u00edch th\u01b0\u1edbc v\u00e0 l\u1edbp ph\u1ee7 theo th\u00f4ng s\u1ed1 c\u1ee7a b\u1ea1n kh\u00f4ng?<\/li>\n<li><strong>Ch\u1ee9ng ch\u1ec9 v\u00e0 ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng<\/strong>: ISO, tu\u00e2n th\u1ee7 RoHS v\u00e0 c\u00e1c d\u1ea5u hi\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng kh\u00e1c cho th\u1ea5y cam k\u1ebft s\u1ea3n xu\u1ea5t \u0111\u00e1ng tin c\u1eady.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 th\u1eed m\u1eabu<\/strong>: M\u1eabu s\u1edbm cho ph\u00e9p b\u1ea1n th\u1eed kh\u1ea3 n\u0103ng gi\u1eef nam ch\u00e2m, s\u1ee9c b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh tr\u01b0\u1edbc khi m\u1edf r\u1ed9ng.<\/li>\n<\/ul>\n<p>NBAEM n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady, cung c\u1ea5p nam ch\u00e2m insert NdFeB hi\u1ec7u su\u1ea5t cao v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n. N\u0103ng l\u1ef1c c\u1ee7a h\u1ecd v\u1ec1 gia c\u00f4ng nam ch\u00e2m ch\u00e8n t\u00f9y ch\u1ec9nh \u0111\u1ea3m b\u1ea3o m\u1ecdi l\u00f4 l\u1eafp rotor t\u1eeb t\u00ednh, t\u00edch h\u1ee3p nam ch\u00e2m c\u1ea3m bi\u1ebfn ho\u1eb7c nam ch\u00e2m \u0111\u01b0\u1ee3c nh\u00fang b\u1eb1ng nh\u1ef1a b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n kh\u1eaft khe. \u0110\u1ec3 d\u1eef li\u1ec7u nam ch\u00e2m v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn chi ti\u1ebft, c\u00e1c t\u00e0i nguy\u00ean c\u1ee7a h\u1ecd v\u1ec1 <a href=\"https:\/\/nbaem.com\/vi\/ferrite-magnet-vs-neodymium\/\" target=\"_blank\" rel=\"noopener\">nam ch\u00e2m ferrite so v\u1edbi neodymium<\/a> v\u00e0 t\u00f9y ch\u1ec9nh <a href=\"https:\/\/nbaem.com\/vi\/products\/magnet-assembly\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #ff6600;\">c\u00e1c l\u1eafp gh\u00e9p nam ch\u00e2m<\/span><\/strong><\/a> h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1c l\u1ef1a ch\u1ecdn.<\/p>\n<p>Ch\u1ecdn m\u1ed9t nh\u00e0 cung c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng nh\u01b0 NBAEM s\u1ebd \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh v\u00e0 d\u1eabn \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n s\u1ea3n ph\u1ea9m t\u1ed1t h\u01a1n, hi\u1ec7u su\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed trong c\u00e1c d\u1ef1 \u00e1n nam ch\u00e2m nh\u1ef1a \u0111\u00fac c\u1ee7a b\u1ea1n.<\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 nam ch\u00e2m \u0111\u00fac l\u1ed3ng (insert molded magnets)<\/h2>\n<h3>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00fac l\u1ed3ng nam ch\u00e2m v\u00e0 \u0111\u00fac qu\u00e1 m\u00e9p nam ch\u00e2m l\u00e0 g\u00ec?<\/h3>\n<p>\u0110\u00fac l\u1ed3ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u1eb7t nam ch\u00e2m tr\u1ef1c ti\u1ebfp v\u00e0o khu\u00f4n n\u01a1i nh\u1ef1a \u0111\u01b0\u1ee3c b\u01a1m quanh n\u00f3, t\u1ea1o th\u00e0nh m\u1ed9t ph\u1ea7n duy nh\u1ea5t, t\u00edch h\u1ee3p. \u0110\u00fac qu\u00e1 m\u00e9p, ng\u01b0\u1ee3c l\u1ea1i, c\u00f3 ngh\u0129a l\u00e0 \u0111\u00fac m\u1ed9t l\u1edbp nh\u1ef1a l\u00ean tr\u00ean m\u1ed9t nam ch\u00e2m ho\u1eb7c th\u00e0nh ph\u1ea7n nam ch\u00e2m \u0111\u00e3 l\u1eafp r\u00e1p. \u0110\u00fac l\u1ed3ng th\u01b0\u1eddng cung c\u1ea5p \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t h\u01a1n v\u00e0 sai s\u1ed1 ch\u1eb7t h\u01a1n so v\u1edbi nam ch\u00e2m \u0111\u00fac qu\u00e1 m\u00e9p ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p truy\u1ec1n th\u1ed1ng.<\/p>\n<h3>Nam ch\u00e2m neodymium c\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh \u0111\u00fac nh\u1ef1a b\u1eb1ng khu\u00f4n hay kh\u00f4ng?<\/h3>\n<p>C\u00f3, nam ch\u00e2m neodymium (NdFeB) c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh \u0111\u00fac nh\u1ef1a b\u1eb1ng khu\u00f4n khi c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p th\u00edch h\u1ee3p. Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh \u0111\u00fac v\u00e0 l\u1ef1a ch\u1ecdn ch\u1ea5t k\u1ebft d\u00ednh polymer ph\u00f9 h\u1ee3p nh\u01b0 nylon ho\u1eb7c PPS r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh m\u1ea5t t\u1eeb ho\u1eb7c h\u01b0 h\u1ea1i. \u0110\u00e2y l\u00e0 th\u1ef1c t\u1ebf ph\u1ed5 bi\u1ebfn trong s\u1ea3n xu\u1ea5t nam ch\u00e2m \u0111\u00fac l\u1ed3ng hi\u1ec7u su\u1ea5t cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi.<\/p>\n<h3>Th\u1eddi gian giao h\u00e0ng \u0111i\u1ec3n h\u00ecnh cho nam ch\u00e2m \u0111\u00fac t\u00f9y ch\u1ec9nh l\u00e0 bao l\u00e2u?<\/h3>\n<p>Th\u1eddi gian giao h\u00e0ng ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc nam ch\u00e2m, \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t nh\u01b0ng th\u01b0\u1eddng t\u1eeb 4 \u0111\u1ebfn 8 tu\u1ea7n. \u0110\u00fac nam ch\u00e2m t\u00f9y ch\u1ec9nh th\u01b0\u1eddng tr\u1ea3i qua nhi\u1ec1u giai \u0111o\u1ea1n, bao g\u1ed3m nguy\u00ean m\u1eabu, d\u1ee5ng c\u1ee5 v\u00e0 th\u1eed nghi\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t. L\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t nh\u00e0 cung c\u1ea5p c\u00f3 kinh nghi\u1ec7m gi\u00fap r\u00fat ng\u1eafn th\u1eddi gian m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady.<\/p>\n<h3>\u0110\u00fac l\u1ed3ng c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd s\u1ea3n ph\u1ea9m nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p>Nam ch\u00e2m \u0111\u00fac l\u1ed3ng \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb li\u00ean k\u1ebft b\u1ec1n h\u01a1n v\u00e0 bao ph\u1ee7 ho\u00e0n to\u00e0n trong nh\u1ef1a, \u0111i\u1ec1u n\u00e0y b\u1ea3o v\u1ec7 ch\u00fang kh\u1ecfi \u0103n m\u00f2n, m\u00e0i m\u00f2n c\u01a1 h\u1ecdc v\u00e0 ph\u01a1i nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn c\u00e1c t\u1ed5 h\u1ee3p nam ch\u00e2m c\u00f3 tu\u1ed5i th\u1ecd l\u00e2u h\u01a1n m\u00e0 v\u1eabn duy tr\u00ec \u0111\u1ed9 m\u1ea1nh v\u00e0 ch\u1ee9c n\u0103ng ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t nh\u01b0 \u0111\u1ed9ng c\u01a1 \u00f4 t\u00f4 ho\u1eb7c \u0111\u1ed9ng c\u01a1 c\u00f4ng nghi\u1ec7p.<\/p>\n<h3>Nam ch\u00e2m \u0111\u00fac l\u1ed3ng c\u00f3 ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng?<\/h3>\n<p>T\u1ea5t nhi\u00ean. \u0110\u00fac l\u1ed3ng c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cao v\u00e0 hi\u1ec7u qu\u1ea3 cho s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t. Vi\u1ec7c gi\u1ea3m c\u00e1c b\u01b0\u1edbc l\u1eafp r\u00e1p v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c l\u1eb7p l\u1ea1i \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t qu\u00e1n v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed khi s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u00edch h\u1ee3p nam ch\u00e2m c\u1ea3m bi\u1ebfn, nam ch\u00e2m l\u1eafp cho \u0111\u1ed9ng c\u01a1 ho\u1eb7c nam ch\u00e2m nh\u1ef1a \u0111\u01b0\u1ee3c bao ph\u1ee7 cho nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 nam ch\u00e2m \u0111\u00fac l\u1eafp gh\u00e9p ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1i \u01b0u, l\u00fd t\u01b0\u1edfng cho \u0111i\u1ec7n t\u1eed \u00f4 t\u00f4 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p<\/p>","protected":false},"author":1,"featured_media":3598,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/12\/Insert-magnet.jpg","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3595","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=3595"}],"version-history":[{"count":2,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3595\/revisions"}],"predecessor-version":[{"id":3599,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3595\/revisions\/3599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media\/3598"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=3595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=3595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=3595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}