{"id":2987,"date":"2025-09-20T13:25:21","date_gmt":"2025-09-20T13:25:21","guid":{"rendered":"https:\/\/nbaem.com\/?p=2987"},"modified":"2025-09-20T14:24:00","modified_gmt":"2025-09-20T14:24:00","slug":"two-different-smco-magnets-smco5-sm2co17","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/two-different-smco-magnets-smco5-sm2co17\/","title":{"rendered":"So s\u00e1nh c\u00e1c nam ch\u00e2m SmCo kh\u00e1c nhau: SmCo5 vs Sm2Co17"},"content":{"rendered":"<h2>T\u1ed5ng quan v\u1ec1 Nam ch\u00e2m SmCo Nh\u1eefng g\u00ec l\u00e0 Nam ch\u00e2m SmCo C\u00e1c \u0111\u1eb7c t\u00ednh chung l\u00e0m cho Nam ch\u00e2m SmCo tr\u1edf n\u00ean h\u1ea5p d\u1eabn<\/h2>\n<div id=\"attachment_591\" style=\"width: 359px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-591\" class=\"wp-image-591\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/SmCo-magnet-\u603b\u56fe-2-300x195.png\" alt=\"nam ch\u00e2m SmCo\" width=\"349\" height=\"227\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/SmCo-magnet-\u603b\u56fe-2-200x130.png 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/SmCo-magnet-\u603b\u56fe-2-300x195.png 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/SmCo-magnet-\u603b\u56fe-2.png 400w\" sizes=\"(max-width: 349px) 100vw, 349px\" \/><p id=\"caption-attachment-591\" class=\"wp-caption-text\">nam ch\u00e2m SmCo<\/p><\/div>\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm nam ch\u00e2m v\u0129nh c\u1eedu hi\u1ec7u su\u1ea5t cao, nam ch\u00e2m SmCo (Samarium Cobalt) l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u. Nam ch\u00e2m SmCo thu\u1ed9c lo\u1ea1i nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm n\u1ed5i ti\u1ebfng v\u1edbi s\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng xu\u1ea5t s\u1eafc, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n<p>Nam ch\u00e2m SmCo \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb h\u1ee3p kim c\u1ee7a samarium v\u00e0 cobalt, khi\u1ebfn ch\u00fang n\u1ed5i b\u1eadt trong s\u1ed1 c\u00e1c nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm c\u00f9ng v\u1edbi nam ch\u00e2m neodymium. \u0110i\u1ec1u l\u00e0m cho nam ch\u00e2m SmCo \u0111\u1eb7c bi\u1ec7t h\u1ea5p d\u1eabn l\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec t\u00ednh ch\u1ea5t t\u1eeb m\u1ea1nh ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao\u2014th\u01b0\u1eddng l\u00ean t\u1edbi 350\u00b0C (662\u00b0F). \u0110i\u1ec1u n\u00e0y khi\u1ebfn ch\u00fang l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c nam ch\u00e2m kh\u00e1c.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh chung khi\u1ebfn nam ch\u00e2m SmCo r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng:<\/p>\n<ul>\n<li><strong>C\u01b0\u1eddng \u0111\u1ed9 t\u1eeb tr\u01b0\u1eddng cao:<\/strong> L\u0129nh v\u1ef1c t\u1eeb m\u1ea1nh m\u1ebd \u0111\u1ec3 hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i trong k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn<\/li>\n<li><strong>\u1ed4n \u0111\u1ecbnh nhi\u1ec7t tuy\u1ec7t v\u1eddi:<\/strong> Gi\u1eef \u0111\u01b0\u1ee3c t\u1eeb t\u00ednh \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c lo\u1ea1i nam ch\u00e2m ti\u00eau chu\u1ea9n<\/li>\n<li><strong>Ch\u1ed1ng \u0103n m\u00f2n:<\/strong> T\u1ef1 nhi\u00ean ch\u1ed1ng oxi h\u00f3a, th\u01b0\u1eddng kh\u00f4ng c\u1ea7n l\u1edbp ph\u1ee7 b\u1ed5 sung<\/li>\n<li><strong>Ch\u1ecbu l\u1ef1c kh\u00e1ng t\u1eeb cao:<\/strong> Ch\u1ed1ng l\u1ea1i l\u1ef1c l\u00e0m m\u1ea5t t\u1eeb t\u00ednh t\u1ed1t h\u01a1n nhi\u1ec1u lo\u1ea1i nam ch\u00e2m kh\u00e1c<\/li>\n<li><strong>\u0110\u1ed9 tin c\u1eady l\u00e2u d\u00e0i:<\/strong> Duy tr\u00ec \u0111\u1eb7c t\u00ednh t\u1eeb trong th\u1eddi gian d\u00e0i m\u00e0 kh\u00f4ng gi\u1ea3m hi\u1ec7u su\u1ea5t<\/li>\n<\/ul>\n<p>Nh\u1edd nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y, nam ch\u00e2m SmCo \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi cao nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, qu\u1ed1c ph\u00f2ng, \u0111i\u1ec7n t\u1eed, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 \u0111\u1ed9ng c\u01a1 hi\u1ec7u su\u1ea5t cao. Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t khi\u1ebfn ch\u00fang tr\u1edf n\u00ean v\u00f4 gi\u00e1 n\u01a1i an to\u00e0n v\u00e0 ch\u00ednh x\u00e1c l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>\n<h2>M\u00f4 t\u1ea3 chi ti\u1ebft v\u1ec1 nam ch\u00e2m SmCO: Nam ch\u00e2m SmCo5<\/h2>\n<p>Nam ch\u00e2m SmCo5 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb samarium (Sm) v\u00e0 cobalt (Co) v\u1edbi t\u1ef7 l\u1ec7 nguy\u00ean t\u1eed 1:5. Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc n\u00e0y cho ph\u00e9p ch\u00fang c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 l\u1ee5c gi\u00e1c, \u0111i\u1ec1u then ch\u1ed1t cho h\u00e0nh vi t\u1eeb m\u1ea1nh m\u1ebd c\u1ee7a ch\u00fang. Lattice tinh th\u1ec3 \u1ed5n \u0111\u1ecbnh cung c\u1ea5p \u0111\u1ed9 d\u1ecb h\u01b0\u1edbng t\u1eeb cao, gi\u00fap nam ch\u00e2m SmCo5 gi\u1eef t\u1eeb t\u00ednh ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/p>\n<p>V\u1ec1 \u0111\u1eb7c t\u00ednh t\u1eeb, nam ch\u00e2m SmCo5 c\u00f3 \u0111\u1ed9 kh\u00e1ng t\u1eeb cao, ngh\u0129a l\u00e0 ch\u00fang ch\u1ed1ng l\u1ea1i l\u1ef1c l\u00e0m m\u1ea5t t\u1eeb t\u1ed1t. Ch\u00fang th\u01b0\u1eddng c\u00f3 s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1eeb m\u1ea1nh kho\u1ea3ng 16 \u0111\u1ebfn 25 MGOe, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng nam ch\u00e2m v\u0129nh c\u1eedu c\u1ea7n \u0111\u1ed9 tin c\u1eady cao. Ch\u00fang c\u0169ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u1edf nhi\u1ec7t \u0111\u1ed9 cao, gi\u1eef \u0111\u01b0\u1ee3c s\u1ee9c m\u1ea1nh t\u1eeb \u0111\u1ebfn kho\u1ea3ng 550\u00b0F (290\u00b0C).<\/p>\n<p>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t nam ch\u00e2m SmCo5 th\u01b0\u1eddng bao g\u1ed3m nung ch\u1ea3y samarium v\u00e0 cobalt c\u00f9ng nhau, sau \u0111\u00f3 nghi\u1ec1n th\u00e0nh b\u1ed9t, n\u00e9n, thi\u00eau k\u1ebft, r\u1ed3i x\u1eed l\u00fd tu\u1ed5i ho\u1eb7c nhi\u1ec7t \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u0111\u1eb7c t\u00ednh t\u1eeb. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01a1n gi\u1ea3n h\u01a1n so v\u1edbi nam ch\u00e2m Sm2Co17, v\u1ed1n y\u00eau c\u1ea7u c\u00e1c y\u1ebfu t\u1ed1 h\u1ee3p kim b\u1ed5 sung v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t ph\u1ee9c t\u1ea1p.<\/p>\n<p>V\u1ec1 m\u1eb7t v\u1eadt l\u00fd, nam ch\u00e2m SmCo5 c\u1ee9ng v\u00e0 gi\u00f2n nh\u01b0ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n tuy\u1ec7t v\u1eddi, do \u0111\u00f3 th\u01b0\u1eddng kh\u00f4ng c\u1ea7n l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 b\u1ed5 sung trong h\u1ea7u h\u1ebft c\u00e1c m\u00f4i tr\u01b0\u1eddng. Ch\u00fang c\u00f3 nhi\u1ec1u h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau, nh\u01b0ng \u0111\u1ed9 gi\u00f2n h\u1ea1n ch\u1ebf m\u1ed9t s\u1ed1 t\u00f9y ch\u1ecdn thi\u1ebft k\u1ebf so v\u1edbi c\u00e1c lo\u1ea1i nam ch\u00e2m kh\u00e1c.<\/p>\n<p>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a nam ch\u00e2m SmCo5 bao g\u1ed3m thi\u1ebft b\u1ecb ch\u00ednh x\u00e1c, \u0111\u1ed9ng c\u01a1 nh\u1ecf, c\u1ea3m bi\u1ebfn v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, n\u01a1i hi\u1ec7u su\u1ea5t t\u1eeb m\u1ea1nh m\u1ebd v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t l\u00e0 r\u1ea5t quan tr\u1ecdng. Nh\u1edd s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ee9c m\u1ea1nh t\u1eeb, nam ch\u00e2m SmCo5 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng n\u01a1i c\u1ea7n t\u1eeb t\u00ednh l\u00e2u d\u00e0i, \u0111\u00e1ng tin c\u1eady m\u00e0 kh\u00f4ng lo m\u1ea5t t\u1eeb nhanh.<\/p>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 c\u00e1c h\u00ecnh d\u1ea1ng nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi nam ch\u00e2m SmCo, h\u00e3y xem trang c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 c\u00e1c h\u00ecnh d\u1ea1ng kh\u00e1c nhau c\u1ee7a nam ch\u00e2m.<\/p>\n<h2>M\u00f4 t\u1ea3 chi ti\u1ebft v\u1ec1 nam ch\u00e2m SmCO: Nam ch\u00e2m Sm2Co17<\/h2>\n<p>Nam ch\u00e2m Sm2Co17 thu\u1ed9c h\u1ecd samarium-cobalt nh\u01b0ng kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t v\u1ec1 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u1ea5u tr\u00fac so v\u1edbi SmCo5. Nh\u1eefng nam ch\u00e2m n\u00e0y ch\u1ee7 y\u1ebfu l\u00e0m t\u1eeb samarium v\u00e0 cobalt c\u00f9ng c\u00e1c nguy\u00ean t\u1ed1 b\u1ed5 sung nh\u01b0 s\u1eaft, \u0111\u1ed3ng v\u00e0 zirconium \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t. C\u1ea5u tr\u00fac tinh th\u1ec3 c\u1ee7a ch\u00fang ph\u1ee9c t\u1ea1p h\u01a1n, c\u00f3 pha rhombohedral gi\u00fap t\u0103ng c\u01b0\u1eddng s\u1ee9c m\u1ea1nh t\u1eeb v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed5ng th\u1ec3.<\/p>\n<p>So v\u1edbi SmCo5, nam ch\u00e2m Sm2Co17 c\u00f3 n\u0103ng l\u01b0\u1ee3ng t\u1eeb cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb t\u1ed1t h\u01a1n. Ch\u00fang th\u01b0\u1eddng c\u00f3 tr\u01b0\u1eddng t\u1eeb m\u1ea1nh h\u01a1n v\u00e0 s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a l\u1edbn h\u01a1n, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi s\u1ee9c m\u1ea1nh t\u1eeb v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t cao. S\u1ee9c m\u1ea1nh t\u0103ng l\u00ean n\u00e0y \u0111\u1ebfn t\u1eeb c\u1ea5u tr\u00fac vi m\u00f4 ti\u00ean ti\u1ebfn, cho ph\u00e9p ch\u00fang ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n, kho\u1ea3ng 750\u00b0F (400\u00b0C), m\u00e0 kh\u00f4ng m\u1ea5t t\u1eeb t\u00ednh.<\/p>\n<p>Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nam ch\u00e2m Sm2Co17 ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1n th\u1eddi gian h\u01a1n so v\u1edbi s\u1ea3n xu\u1ea5t SmCo5. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi c\u00e1c b\u01b0\u1edbc nhi\u1ec7t x\u1eed l\u00fd ch\u00ednh x\u00e1c v\u00e0 h\u1ee3p kim \u0111\u1ec3 ki\u1ec3m so\u00e1t s\u1ef1 h\u00ecnh th\u00e0nh pha v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t. S\u1ef1 ph\u1ee9c t\u1ea1p n\u00e0y \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1eeb v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a nam ch\u00e2m Sm2Co17, nh\u01b0ng c\u0169ng l\u00e0m t\u0103ng chi ph\u00ed s\u1ea3n xu\u1ea5t.<\/p>\n<p>V\u1ec1 m\u1eb7t v\u1eadt l\u00fd, nam ch\u00e2m Sm2Co17 gi\u00f2n nh\u01b0ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n tuy\u1ec7t v\u1eddi, gi\u1ea3m thi\u1ec3u nhu c\u1ea7u ph\u1ee7 l\u1edbp b\u1ea3o v\u1ec7 trong h\u1ea7u h\u1ebft c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p. \u0110\u1ed9 b\u1ec1n v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u00fang d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, qu\u00e2n s\u1ef1 v\u00e0 \u0111\u1ed9ng c\u01a1 c\u00f4ng nghi\u1ec7p, n\u01a1i hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng.<\/p>\n<p>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a nam ch\u00e2m Sm2Co17 bao g\u1ed3m \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n hi\u1ec7u su\u1ea5t cao, c\u1ea3m bi\u1ebfn v\u00e0 h\u1ec7 th\u1ed1ng h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, n\u01a1i y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao v\u00e0 l\u1ef1c t\u1eeb m\u1ea1nh. Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o nh\u01b0 turbine gi\u00f3, n\u01a1i t\u00ednh \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn \u0111\u1ed5i l\u00e0 l\u1ee3i th\u1ebf ch\u00ednh.<\/p>\n<p>D\u00e0nh cho nh\u1eefng ai quan t\u00e2m \u0111\u1ebfn c\u00e1c h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc nam ch\u00e2m kh\u00e1c nhau \u0111\u1ec3 gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh, h\u00e3y xem h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i v\u1ec1<span style=\"color: #ff6600;\"><strong> <a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/vi\/different-shape-of-magnet\/\">c\u00e1c h\u00ecnh d\u1ea1ng kh\u00e1c nhau c\u1ee7a nam ch\u00e2m<\/a><\/strong><\/span>.<\/p>\n<h2>\u0110i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa hai lo\u1ea1i nam ch\u00e2m SmCO: Nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17<\/h2>\n<p>Khi ch\u1ecdn gi\u1eefa nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17, vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u00fap ph\u00f9 h\u1ee3p nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 so s\u00e1nh \u0111\u01a1n gi\u1ea3n v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a ch\u00fang:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>SmCo5<\/th>\n<th>Sm2Co17<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Kh\u1ea3 n\u0103ng kh\u00e1ng t\u1eeb &amp; \u0110\u1ed9 m\u1ea1nh<\/strong><\/td>\n<td>Kh\u1ea3 n\u0103ng kh\u00e1ng t\u1eeb cao v\u1edbi l\u1ef1c t\u1eeb m\u1ea1nh, nh\u01b0ng s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a h\u01a1i th\u1ea5p h\u01a1n so v\u1edbi Sm2Co17<\/td>\n<td>\u0110\u1ed9 m\u1ea1nh t\u1eeb v\u00e0 s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng cao h\u01a1n, l\u00e0m cho n\u00f3 m\u1ea1nh h\u01a1n t\u1ed5ng th\u1ec3<\/td>\n<\/tr>\n<tr>\n<td><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/strong><\/td>\n<td>\u1ed4n \u0111\u1ecbnh \u0111\u1ebfn kho\u1ea3ng 350\u00b0C, ph\u00f9 h\u1ee3p cho s\u1eed d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao<\/td>\n<td>\u1ed4n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t h\u01a1n, ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u0111\u1ebfn 400\u00b0C ho\u1eb7c h\u01a1n m\u00e0 kh\u00f4ng m\u1ea5t t\u1eeb t\u00ednh<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1ed4n \u0111\u1ecbnh c\u01a1 h\u1ecdc<\/strong><\/td>\n<td>Gi\u00f2n h\u01a1n v\u00e0 d\u1ec5 b\u1ecb v\u1ee1 v\u1ee5n, \u00edt \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc h\u01a1n<\/td>\n<td>\u0110\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t t\u1ed1t h\u01a1n d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u01a1 h\u1ecdc<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1ed4n \u0111\u1ecbnh h\u00f3a h\u1ecdc<\/strong><\/td>\n<td>Ch\u1ed1ng \u0103n m\u00f2n m\u1ea1nh nh\u01b0ng c\u1ea7n l\u1edbp ph\u1ee7 cho m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/td>\n<td>Ch\u1ed1ng oxy h\u00f3a v\u01b0\u1ee3t tr\u1ed9i, l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi ho\u1eb7c h\u00f3a ch\u1ea5t kh\u1eafc nghi\u1ec7t<\/td>\n<\/tr>\n<tr>\n<td><strong>Gi\u00e1 th\u00e0nh<\/strong><\/td>\n<td>Th\u01b0\u1eddng r\u1ebb h\u01a1n \u0111\u1ec3 s\u1ea3n xu\u1ea5t do th\u00e0nh ph\u1ea7n \u0111\u01a1n gi\u1ea3n<\/td>\n<td>\u0110\u1eaft h\u01a1n do quy tr\u00ecnh s\u1ea3n xu\u1ea5t ph\u1ee9c t\u1ea1p v\u00e0 t\u00ednh ch\u1ea5t t\u1ed1t h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u00f9y ch\u1ecdn k\u00edch th\u01b0\u1edbc &amp; h\u00ecnh d\u1ea1ng<\/strong><\/td>\n<td>K\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng h\u1ea1n ch\u1ebf h\u01a1n do t\u00ednh gi\u00f2n<\/td>\n<td>Cung c\u1ea5p \u0111a d\u1ea1ng k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng ph\u00f9 h\u1ee3p cho c\u00e1c thi\u1ebft k\u1ebf t\u00f9y ch\u1ec9nh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn Hi\u1ec7u su\u1ea5t c\u1ee7a Nam ch\u00e2m<\/h3>\n<ul>\n<li><strong>SmCo5<\/strong> ho\u00e0n h\u1ea3o khi b\u1ea1n c\u1ea7n m\u1ed9t nam ch\u00e2m \u0111\u00e1ng tin c\u1eady v\u1edbi \u0111\u1ed9 c\u1ee9ng t\u1eeb m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao v\u1eeba ph\u1ea3i nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u00e1nh \u0111\u1ed5i m\u1ed9t ch\u00fat \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ee9c m\u1ea1nh t\u1ed1i \u0111a.<\/li>\n<li><strong>Sm2Co17<\/strong> xu\u1ea5t s\u1eafc trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ef1c cao, s\u1ee9c m\u1ea1nh t\u1eeb l\u1edbn h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 ho\u1eb7c s\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p n\u1eb7ng.<\/li>\n<\/ul>\n<p>\u0110\u1ec3 xem c\u00e1c t\u00f9y ch\u1ecdn h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee5 th\u1ec3, h\u00e3y kh\u00e1m ph\u00e1 h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 c\u00e1c d\u1ea1ng h\u00ecnh d\u1ea1ng c\u1ee7a nam ch\u00e2m \u0111\u1ec3 xem c\u00e1i n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p>\n<h2>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17<\/h2>\n<h3>\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nam ch\u00e2m SmCo5<\/h3>\n<p><strong>\u01afu \u0111i\u1ec3m<\/strong><\/p>\n<ul>\n<li>S\u1ee9c m\u1ea1nh t\u1eeb m\u1ea1nh v\u1edbi \u0111\u1ed9 c\u1ee9ng t\u1eeb cao<\/li>\n<li>\u1ed4n \u0111\u1ecbnh nhi\u1ec7t tuy\u1ec7t v\u1eddi l\u00ean \u0111\u1ebfn kho\u1ea3ng 370\u00b0C (700\u00b0F)<\/li>\n<li>Kh\u00e1ng t\u1ed1t ch\u1ed1ng m\u1ea5t t\u1eeb t\u00ednh<\/li>\n<li>Kh\u00e1ng \u0103n m\u00f2n t\u1ed1t m\u00e0 kh\u00f4ng c\u1ea7n l\u1edbp ph\u1ee7 b\u1ed5 sung<\/li>\n<li>Hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/li>\n<\/ul>\n<p><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong><\/p>\n<ul>\n<li>Gi\u00f2n h\u01a1n so v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i nam ch\u00e2m, y\u00eau c\u1ea7u x\u1eed l\u00fd c\u1ea9n th\u1eadn<\/li>\n<li>Gi\u1edbi h\u1ea1n n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a th\u1ea5p h\u01a1n so v\u1edbi Sm2Co17<\/li>\n<li>Ph\u1ea1m vi k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n do h\u1ea1n ch\u1ebf s\u1ea3n xu\u1ea5t<\/li>\n<li>Chi ph\u00ed cao h\u01a1n tr\u00ean m\u1ed7i \u0111\u01a1n v\u1ecb s\u1ee9c m\u1ea1nh so v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i nam ch\u00e2m thay th\u1ebf<\/li>\n<\/ul>\n<h3>\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nam ch\u00e2m Sm2Co17<\/h3>\n<p><strong>\u01afu \u0111i\u1ec3m<\/strong><\/p>\n<ul>\n<li>N\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a cao h\u01a1n cho c\u00e1c tr\u01b0\u1eddng t\u1eeb m\u1ea1nh h\u01a1n<\/li>\n<li>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t h\u01a1n so v\u1edbi SmCo5, \u00edt gi\u00f2n h\u01a1n<\/li>\n<li>C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0103n m\u00f2n<\/li>\n<li>\u1ed4n \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n n\u1eefa (l\u00ean \u0111\u1ebfn 400\u00b0C \/ 750\u00b0F)<\/li>\n<li>T\u00f9y ch\u1ecdn s\u1ea3n xu\u1ea5t linh ho\u1ea1t h\u01a1n, cho ph\u00e9p c\u00e1c h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc \u0111a d\u1ea1ng<\/li>\n<\/ul>\n<p><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong><\/p>\n<ul>\n<li>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t ph\u1ee9c t\u1ea1p h\u01a1n v\u00e0 t\u1ed1n k\u00e9m h\u01a1n m\u1ed9t ch\u00fat<\/li>\n<li>Ch\u1ecbu l\u1ef1c c\u01b0\u1ee1ng b\u1ee9c th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi SmCo5 trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n nh\u1ea5t \u0111\u1ecbnh<\/li>\n<li>Nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi c\u00e1c bi\u1ebfn th\u1ec3 x\u1eed l\u00fd nhi\u1ec7t trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t<\/li>\n<\/ul>\n<h3>L\u1ef1a ch\u1ecdn gi\u1eefa nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17<\/h3>\n<ul>\n<li>Ch\u1ecdn <strong>SmCo5<\/strong> n\u1ebfu b\u1ea1n c\u1ea7n <strong>c\u01b0\u1ee1ng b\u1ee9c t\u1ed1i \u0111a, h\u00ecnh d\u1ea1ng nam ch\u00e2m \u0111\u01a1n gi\u1ea3n h\u01a1n<\/strong>, v\u00e0 hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd trong <strong>m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0ng \u1ed5n \u0111\u1ecbnh<\/strong> nh\u01b0 c\u1ea3m bi\u1ebfn h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 ho\u1eb7c d\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c.<\/li>\n<li>Ch\u1ecdn <strong>Sm2Co17<\/strong> khi b\u1ea1n y\u00eau c\u1ea7u <strong>\u0111\u1ed9 c\u1ee9ng t\u1eeb cao h\u01a1n, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t h\u01a1n<\/strong>, v\u00e0 <strong>kh\u00e1ng ch\u1ecbu t\u1ed1t h\u01a1n v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/strong> ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n \u00f4 t\u00f4, gi\u1ea3i ph\u00e1p n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o ho\u1eb7c \u1ee9ng d\u1ee5ng qu\u1ed1c ph\u00f2ng.<\/li>\n<\/ul>\n<p>Trong , l\u1ef1a ch\u1ecdn c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa s\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc, y\u00eau c\u1ea7u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u00ednh linh ho\u1ea1t h\u00ecnh d\u1ea1ng cho d\u1ef1 \u00e1n c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n<h2>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17<\/h2>\n<p>Nam ch\u00e2m SmCo, \u0111\u1eb7c bi\u1ec7t l\u00e0 SmCo5 v\u00e0 Sm2Co17, \u0111\u01b0\u1ee3c tin d\u00f9ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u1edd hi\u1ec7u su\u1ea5t t\u1eeb tr\u01b0\u1eddng m\u1ea1nh m\u1ebd v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1i nh\u00ecn nhanh v\u1ec1 n\u01a1i nh\u1eefng nam ch\u00e2m n\u00e0y th\u1ef1c s\u1ef1 t\u1ecfa s\u00e1ng:<\/p>\n<h3>\u0110i\u1ec7n t\u1eed v\u00e0 \u0110\u1ed9ng c\u01a1<\/h3>\n<p>C\u1ea3 SmCo5 v\u00e0 Sm2Co17 \u0111\u1ec1u ph\u1ed5 bi\u1ebfn trong \u0111i\u1ec7n t\u1eed ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9ng c\u01a1 hi\u1ec7u su\u1ea5t cao. Kh\u1ea3 n\u0103ng duy tr\u00ec t\u1eeb t\u00ednh d\u01b0\u1edbi nhi\u1ec7t l\u00e0m cho ch\u00fang l\u00fd t\u01b0\u1edfng cho c\u00e1c \u0111\u1ed9ng c\u01a1 nh\u1ecf trong robot, c\u1ea3m bi\u1ebfn v\u00e0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng d\u00f9ng trong ng\u00e0nh s\u1ea3n xu\u1ea5t t\u1ea1i Vi\u1ec7t Nam. \u0110\u1ed9 c\u01b0\u1ee1ng b\u1ee9c cao h\u01a1n c\u1ee7a SmCo5 th\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n nh\u1ecf, ch\u00ednh x\u00e1c h\u01a1n, trong khi Sm2Co17 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong c\u00e1c \u0111\u1ed9ng c\u01a1 c\u1ea7n c\u00f4ng su\u1ea5t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao h\u01a1n.<\/p>\n<h3>Ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 qu\u1ed1c ph\u00f2ng<\/h3>\n<p>Trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 qu\u1ed1c ph\u00f2ng, \u0111\u1ed9 tin c\u1eady l\u00e0 kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng. Nam ch\u00e2m SmCo ho\u00e0n h\u1ea3o \u1edf \u0111\u00e2y nh\u1edd kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb v\u00e0 \u0103n m\u00f2n. Sm2Co17 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 th\u00e0nh ph\u1ea7n v\u1ec7 tinh v\u00e0 h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u01b0\u1eddng t\u00ean l\u1eeda nh\u1edd kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i, tr\u1edf th\u00e0nh v\u1eadt d\u1ee5ng kh\u00f4ng th\u1ec3 thi\u1ebfu cho c\u00e1c nh\u00e0 th\u1ea7u qu\u1ed1c ph\u00f2ng t\u1ea1i Vi\u1ec7t Nam.<\/p>\n<h3>Thi\u1ebft b\u1ecb y t\u1ebf<\/h3>\n<p>Thi\u1ebft b\u1ecb y t\u1ebf \u0111\u00f2i h\u1ecfi v\u1eadt li\u1ec7u t\u1eeb \u1ed5n \u0111\u1ecbnh, ho\u1ea1t \u0111\u1ed9ng nh\u1ea5t qu\u00e1n trong m\u00f4i tr\u01b0\u1eddng nh\u1ea1y c\u1ea3m. Nam ch\u00e2m SmCo5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y MRI v\u00e0 c\u00e1c thi\u1ebft b\u1ecb ch\u1ea9n \u0111o\u00e1n h\u00ecnh \u1ea3nh y t\u1ebf kh\u00e1c nh\u1edd tr\u01b0\u1eddng t\u1eeb \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t. \u0110\u1ed9 b\u1ec1n c\u1ee7a Sm2Co17 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao trong c\u00e1c d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt v\u00e0 thi\u1ebft b\u1ecb ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c cao.<\/p>\n<h3>\u1ee8ng d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o<\/h3>\n<p>Tuabin gi\u00f3 v\u00e0 h\u1ec7 th\u1ed1ng theo d\u00f5i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi h\u01b0\u1edfng l\u1ee3i t\u1eeb kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a nam ch\u00e2m SmCo. Sm2Co17 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y ph\u00e1t turbine nh\u1edd s\u1ee9c m\u1ea1nh t\u1eeb tr\u01b0\u1eddng cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 ngo\u00e0i tr\u1eddi bi\u1ebfn \u0111\u1ed5i. SmCo5 c\u0169ng \u0111\u00f3ng vai tr\u00f2 trong c\u00e1c c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o nh\u1ecf h\u01a1n, nh\u01b0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n<h3>Ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4<\/h3>\n<p>Khi xe \u0111i\u1ec7n (EVs) ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, nam ch\u00e2m SmCo tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n. Nam ch\u00e2m Sm2Co17 h\u1ed7 tr\u1ee3 \u0111\u1ed9ng c\u01a1 hi\u1ec7u su\u1ea5t cao trong xe \u0111i\u1ec7n, mang l\u1ea1i s\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 b\u1ec1n. SmCo5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u1ea3m bi\u1ebfn v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1ed9ng c\u01a1 nh\u1ecf trong xe truy\u1ec1n th\u1ed1ng v\u00e0 hybrid, n\u01a1i c\u1ea7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n<p>C\u1ea3 SmCo5 v\u00e0 Sm2Co17 \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p t\u1ea1i Vi\u1ec7t Nam, m\u1ed7i lo\u1ea1i c\u00f3 nh\u1eefng \u0111i\u1ec3m m\u1ea1nh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. Hi\u1ec3u r\u00f5 c\u00e1c t\u00ecnh hu\u1ed1ng n\u00e0y gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00fang lo\u1ea1i nam ch\u00e2m cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh.<\/p>\n<h2>L\u1ef1a ch\u1ecdn nam ch\u00e2m SmCo ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/h2>\n<p>&nbsp;<\/p>\n<p>L\u1ef1a ch\u1ecdn nam ch\u00e2m SmCo ph\u00f9 h\u1ee3p\u2014d\u00f9 l\u00e0 SmCo5 hay Sm2Co17\u2014ph\u1ea7n l\u1edbn ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh c\u1ea7n xem x\u00e9t:<\/p>\n<ul>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9:<\/strong> Nam ch\u00e2m Sm2Co17 th\u01b0\u1eddng x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ed9 cao t\u1ed1t h\u01a1n, l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao. SmCo5 v\u1eabn cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec7t t\u1ed1t nh\u01b0ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh.<\/li>\n<li><strong>C\u01b0\u1eddng \u0111\u1ed9 t\u1eeb tr\u01b0\u1eddng:<\/strong> N\u1ebfu b\u1ea1n c\u1ea7n l\u1ef1c t\u1eeb m\u1ea1nh h\u01a1n, Sm2Co17 th\u01b0\u1eddng mang l\u1ea1i c\u01b0\u1eddng \u0111\u1ed9 t\u1eeb cao h\u01a1n, trong khi SmCo5 cung c\u1ea5p t\u1eeb t\u00ednh \u1ed5n \u0111\u1ecbnh v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng c\u01b0\u1ee1ng b\u1ee9c tuy\u1ec7t v\u1eddi.<\/li>\n<li><strong>Chi ph\u00ed:<\/strong> Nam ch\u00e2m SmCo5 th\u01b0\u1eddng c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n so v\u1edbi Sm2Co17 do quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u01a1n gi\u1ea3n h\u01a1n, nh\u01b0ng \u0111i\u1ec1u n\u00e0y c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt.<\/li>\n<li><strong>M\u00f4i tr\u01b0\u1eddng v\u1eadt l\u00fd:<\/strong> Sm2Co17 c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t h\u01a1n, ph\u00f9 h\u1ee3p cho \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t ho\u1eb7c m\u00e0i m\u00f2n. SmCo5 \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u00edt kh\u1eaft khe h\u01a1n.<\/li>\n<li><strong>Y\u00eau c\u1ea7u v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng:<\/strong> M\u1ed9t s\u1ed1 h\u00ecnh d\u1ea1ng ho\u1eb7c k\u00edch th\u01b0\u1edbc c\u1ee5 th\u1ec3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ef1a ch\u1ecdn c\u1ee7a b\u1ea1n, v\u00e0 NBAEM cung c\u1ea5p nhi\u1ec1u t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh cho c\u00e1c y\u00eau c\u1ea7u d\u1ef1 \u00e1n kh\u00e1c nhau. B\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc nam ch\u00e2m t\u1ea1i \u0111\u00e2y \u0111\u1ec3 t\u00ecm ra ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n: h\u00ecnh d\u1ea1ng nam ch\u00e2m kh\u00e1c nhau.<\/li>\n<\/ul>\n<p>NBAEM c\u00f3 kinh nghi\u1ec7m phong ph\u00fa trong vi\u1ec7c h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng t\u1ea1i Vi\u1ec7t Nam v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p nam ch\u00e2m SmCo ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a h\u1ecd. Ch\u00fang t\u00f4i cung c\u1ea5p h\u01b0\u1edbng d\u1eabn chuy\u00ean nghi\u1ec7p, \u0111\u1ea3m b\u1ea3o b\u1ea1n ch\u1ecdn \u0111\u00fang lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 nhi\u1ec7t \u0111\u1ed9, c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 b\u1ec1n. Th\u00eam v\u00e0o \u0111\u00f3, ch\u00fang t\u00f4i cung c\u1ea5p d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1eb7c th\u00f9 c\u1ee7a d\u1ef1 \u00e1n, gi\u00fap b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n.<\/p>\n<p>D\u00f9 l\u00e0 cho \u0111\u1ed9ng c\u01a1, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 hay s\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u1eb7c th\u00f9, \u0111\u1ed9i ng\u0169 c\u1ee7a NBAEM s\u1eb5n s\u00e0ng gi\u00fap b\u1ea1n t\u00ecm ra nam ch\u00e2m SmCo ho\u00e0n h\u1ea3o cho \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh.<\/p>\n<h2>M\u1eb9o ch\u0103m s\u00f3c v\u00e0 x\u1eed l\u00fd nam ch\u00e2m SmCo<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/09\/SmCo_Magnet_Care_and_Safety_Tips_zZq1a7fZP.webp\" alt=\"M\u1eb9o ch\u0103m s\u00f3c v\u00e0 an to\u00e0n cho nam ch\u00e2m SmCo\" \/><\/p>\n<p>Nam ch\u00e2m SmCo (Samarium Cobalt) m\u1ea1nh m\u1ebd v\u00e0 b\u1ec1n b\u1ec9, nh\u01b0ng ch\u00fang v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c ch\u0103m s\u00f3c \u0111\u00fang c\u00e1ch \u0111\u1ec3 gi\u1eef nguy\u00ean s\u1ee9c m\u1ea1nh t\u1eeb v\u00e0 t\u00ecnh tr\u1ea1ng v\u1eadt l\u00fd. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch x\u1eed l\u00fd v\u00e0 l\u01b0u tr\u1eef nam ch\u00e2m SmCo an to\u00e0n:<\/p>\n<h3>C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng nam ch\u00e2m<\/h3>\n<ul>\n<li><strong>X\u1eed l\u00fd c\u1ea9n th\u1eadn:<\/strong> Nam ch\u00e2m SmCo d\u1ec5 v\u1ee1. Tr\u00e1nh l\u00e0m r\u01a1i ho\u1eb7c va \u0111\u1eadp ch\u00fang v\u00e0o c\u00e1c b\u1ec1 m\u1eb7t c\u1ee9ng \u0111\u1ec3 tr\u00e1nh n\u1ee9t ho\u1eb7c v\u1ee1 v\u1ee5n.<\/li>\n<li><strong>Gi\u1eef c\u00e1c nam ch\u00e2m c\u00e1ch xa nhau:<\/strong> Nam ch\u00e2m m\u1ea1nh c\u00f3 th\u1ec3 d\u00ednh ch\u1eb7t l\u1ea1i nhanh ch\u00f3ng, g\u00e2y th\u01b0\u01a1ng t\u00edch ho\u1eb7c h\u01b0 h\u1ecfng. S\u1eed d\u1ee5ng mi\u1ebfng \u0111\u1ec7m ho\u1eb7c gi\u1eef kho\u1ea3ng c\u00e1ch an to\u00e0n khi l\u01b0u tr\u1eef nhi\u1ec1u nam ch\u00e2m.<\/li>\n<li><strong>S\u1eed d\u1ee5ng g\u0103ng tay b\u1ea3o v\u1ec7:<\/strong> \u0110\u1ec3 tr\u00e1nh b\u1ecb k\u1eb9p v\u00e0o tay, \u0111eo g\u0103ng ho\u1eb7c s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 khi x\u1eed l\u00fd c\u00e1c nam ch\u00e2m l\u1edbn h\u01a1n.<\/li>\n<li><strong>Tr\u00e1nh gia c\u00f4ng sau khi t\u1eeb h\u00f3a:<\/strong> C\u1eaft ho\u1eb7c m\u00e0i c\u00e1c nam ch\u00e2m SmCo sau khi magnet h\u00f3a c\u00f3 th\u1ec3 g\u00e2y ra v\u1ee1 v\u00e0 gi\u1ea3m s\u1ee9c m\u1ea1nh t\u1eeb t\u00ednh.<\/li>\n<\/ul>\n<h3>C\u00e1c bi\u1ec7n ph\u00e1p l\u01b0u tr\u1eef v\u00e0 an to\u00e0n<\/h3>\n<ul>\n<li><strong>L\u01b0u tr\u1eef \u1edf n\u01a1i kh\u00f4 r\u00e1o:<\/strong> \u0110\u1ed9 \u1ea9m c\u00f3 th\u1ec3 g\u00e2y oxi h\u00f3a b\u1ec1 m\u1eb7t m\u1eb7c d\u00f9 nam ch\u00e2m SmCo ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n m\u1ed9t s\u1ed1 lo\u1ea1i nam ch\u00e2m. M\u00f4i tr\u01b0\u1eddng kh\u00f4 gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang.<\/li>\n<li><strong>Tr\u00e1nh xa nhi\u1ec7t \u0111\u1ed9 cao:<\/strong> Nam ch\u00e2m SmCo c\u00f3 th\u1ec3 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, nh\u01b0ng tr\u00e1nh \u0111\u1ec3 ch\u00fang ti\u1ebfp x\u00fac li\u00ean t\u1ee5c tr\u00ean m\u1ee9c nhi\u1ec7t t\u1ed1i \u0111a \u0111\u01b0\u1ee3c ph\u00e9p \u0111\u1ec3 tr\u00e1nh m\u1ea5t t\u1eeb t\u00ednh.<\/li>\n<li><strong>S\u1eed d\u1ee5ng h\u1ed9p \u0111\u1ef1ng ph\u00f9 h\u1ee3p:<\/strong> L\u01b0u tr\u1eef nam ch\u00e2m trong h\u1ed9p kh\u00f4ng kim lo\u1ea1i ho\u1eb7c h\u1ed9p c\u00f3 l\u00f3t \u0111\u1ec3 tr\u00e1nh ti\u1ebfp x\u00fac ng\u1eabu nhi\u00ean gi\u1eefa c\u00e1c nam ch\u00e2m v\u1edbi nhau.<\/li>\n<li><strong>D\u00e1n nh\u00e3n r\u00f5 r\u00e0ng:<\/strong> \u0110\u00e1nh d\u1ea5u c\u00e1c khu v\u1ef1c c\u00f3 nguy c\u01a1 t\u1eeb tr\u01b0\u1eddng \u0111\u1ec3 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi xung quanh v\u00e0 tr\u00e1nh g\u00e2y h\u01b0 h\u1ecfng ho\u1eb7c th\u01b0\u01a1ng t\u00edch kh\u00f4ng mong mu\u1ed1n.<\/li>\n<li><strong>Gi\u1eef xa thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n l\u01b0u tr\u1eef t\u1eeb:<\/strong> Nam ch\u00e2m SmCo c\u00f3 th\u1ec3 x\u00f3a d\u1eef li\u1ec7u tr\u00ean th\u1ebb t\u00edn d\u1ee5ng, m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c m\u1eb9o ch\u0103m s\u00f3c v\u00e0 x\u1eed l\u00fd \u0111\u01a1n gi\u1ea3n n\u00e0y, b\u1ea1n s\u1ebd k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a nam ch\u00e2m SmCo5 ho\u1eb7c Sm2Co17, \u0111\u1ea3m b\u1ea3o ch\u00fang ph\u1ee5c v\u1ee5 d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.<\/p>\n<h2>T\u1ea1i sao ch\u1ecdn NBAEM l\u00e0m nh\u00e0 cung c\u1ea5p nam ch\u00e2m SmCo c\u1ee7a b\u1ea1n<\/h2>\n<p>Khi n\u00f3i \u0111\u1ebfn vi\u1ec7c t\u00ecm ngu\u1ed3n cung c\u1ea5p nam ch\u00e2m SmCo nh\u01b0 SmCo5 v\u00e0 Sm2Co17 cho c\u00e1c d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n, NBAEM n\u1ed5i b\u1eadt tr\u00ean th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao h\u1ee3p t\u00e1c v\u1edbi NBAEM l\u00e0 h\u1ee3p l\u00fd cho doanh nghi\u1ec7p c\u1ee7a b\u1ea1n:<\/p>\n<h3>Ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng Nghi\u00ean c\u1ee9u v\u00e0 Ph\u00e1t tri\u1ec3n<\/h3>\n<ul>\n<li><strong>Ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn<\/strong>: NBAEM s\u1edf h\u1eefu c\u00e1c ch\u1ee9ng nh\u1eadn qu\u1ed1c t\u1ebf quan tr\u1ecdng \u0111\u1ea3m b\u1ea3o nam ch\u00e2m SmCo ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u1ed3ng nh\u1ea5t.<\/li>\n<li><strong>Nghi\u00ean c\u1ee9u v\u00e0 Ph\u00e1t tri\u1ec3n ti\u00ean ti\u1ebfn<\/strong>: \u0110\u1ea7u t\u01b0 li\u00ean t\u1ee5c v\u00e0o nghi\u00ean c\u1ee9u th\u00fac \u0111\u1ea9y \u0111\u1ed5i m\u1edbi, n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a nam ch\u00e2m, \u0111\u1eb7c bi\u1ec7t cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi cao.<\/li>\n<li><strong>Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t<\/strong>: M\u1ed7i l\u00f4 h\u00e0ng \u0111\u1ec1u \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u1ec1 \u0111\u1ed9 m\u1ea1nh t\u1eeb, \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u00e0 \u0111\u1ed9 b\u1ec1n v\u1eadt l\u00fd \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<h3>L\u1eddi ch\u1ee9ng th\u1ef1c c\u1ee7a kh\u00e1ch h\u00e0ng v\u00e0 c\u00e1c nghi\u00ean c\u1ee9u \u0111i\u1ec3n h\u00ecnh<\/h3>\n<ul>\n<li><strong>Kinh nghi\u1ec7m \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh<\/strong>: C\u00e1c kh\u00e1ch h\u00e0ng t\u1ea1i c\u00e1c ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o v\u00e0 \u00f4 t\u00f4 b\u00e1o c\u00e1o k\u1ebft qu\u1ea3 xu\u1ea5t s\u1eafc khi s\u1eed d\u1ee5ng nam ch\u00e2m SmCo c\u1ee7a NBAEM.<\/li>\n<li><strong>Th\u00e0nh c\u00f4ng th\u1ef1c t\u1ebf<\/strong>: C\u00e1c nghi\u00ean c\u1ee9u \u0111i\u1ec3n h\u00ecnh cho th\u1ea5y nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17 c\u1ee7a NBAEM mang l\u1ea1i \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 ph\u1ea3n h\u1ed3i nhanh<\/strong>: Kh\u00e1ch h\u00e0ng \u0111\u00e1nh gi\u00e1 cao d\u1ecbch v\u1ee5 nhanh ch\u00f3ng, am hi\u1ec3u c\u1ee7a NBAEM ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam.<\/li>\n<\/ul>\n<h3>Cam k\u1ebft \u0111\u1ed5i m\u1edbi s\u00e1ng t\u1ea1o v\u00e0 d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng<\/h3>\n<ul>\n<li><strong>Gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh<\/strong>: NBAEM cung c\u1ea5p d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh nam ch\u00e2m ph\u00f9 h\u1ee3p ch\u00ednh x\u00e1c v\u1edbi y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n v\u1ec1 k\u00edch th\u01b0\u1edbc, h\u00ecnh d\u1ea1ng v\u00e0 hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/strong>: Kh\u00e1ch h\u00e0ng t\u1ea1i Vi\u1ec7t Nam nh\u1eadn \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chuy\u00ean gia t\u1eeb c\u00e1c chuy\u00ean gia nam ch\u00e2m s\u1eb5n s\u00e0ng t\u1ed1i \u01b0u h\u00f3a \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>H\u1ee3p t\u00e1c l\u00e2u d\u00e0i<\/strong>: NBAEM \u01b0u ti\u00ean x\u00e2y d\u1ef1ng m\u1ed1i quan h\u1ec7 l\u00e2u d\u00e0i, \u0111\u1ea3m b\u1ea3o b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u1eeb giai \u0111o\u1ea1n m\u1eabu th\u1eed \u0111\u1ebfn s\u1ea3n xu\u1ea5t.<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>\u01afu \u0111i\u1ec3m c\u1ee7a NBAEM<\/th>\n<th>\u0110i\u1ec1u n\u00e0y c\u00f3 \u00fd ngh\u0129a g\u00ec \u0111\u1ed1i v\u1edbi b\u1ea1n<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ch\u1ea5t l\u01b0\u1ee3ng ch\u1ee9ng nh\u1eadn<\/td>\n<td>Hi\u1ec7u su\u1ea5t nam ch\u00e2m \u0111\u00e1ng tin c\u1eady, nh\u1ea5t qu\u00e1n<\/td>\n<\/tr>\n<tr>\n<td>Nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd<\/td>\n<td>Ch\u1ea5t li\u1ec7u ti\u00ean ti\u1ebfn ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n<\/td>\n<\/tr>\n<tr>\n<td>Th\u00e0nh c\u00f4ng kh\u00e1ch h\u00e0ng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh<\/td>\n<td>S\u1ef1 t\u1ef1 tin khi ch\u1ecdn nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady<\/td>\n<\/tr>\n<tr>\n<td>T\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh<\/td>\n<td>Nam ch\u00e2m ph\u00f9 h\u1ee3p ch\u00ednh x\u00e1c v\u1edbi y\u00eau c\u1ea7u d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/td>\n<\/tr>\n<tr>\n<td>H\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng chuy\u00ean nghi\u1ec7p<\/td>\n<td>Gi\u00fap \u0111\u1ee1 nhanh ch\u00f3ng, t\u1eadp trung m\u1ed7i khi b\u1ea1n c\u1ea7n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa nam ch\u00e2m SmCo5 v\u00e0 Sm2Co17, kh\u1ea3 n\u0103ng t\u1eeb tr\u01b0\u1eddng, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 \u1ee9ng d\u1ee5ng l\u00fd t\u01b0\u1edfng c\u1ee7a ch\u00fang.<\/p>","protected":false},"author":1,"featured_media":2985,"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-2987","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\/SmCo_Magnet_Care_and_Safety_Tips_zZq1a7fZP.webp","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2987","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=2987"}],"version-history":[{"count":1,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2987\/revisions"}],"predecessor-version":[{"id":2988,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/2987\/revisions\/2988"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media\/2985"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=2987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=2987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=2987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}