{"id":312,"date":"2021-09-14T11:47:05","date_gmt":"2021-09-14T11:47:05","guid":{"rendered":"http:\/\/dev.hsmagnet.com\/?page_id=312"},"modified":"2025-09-25T02:17:01","modified_gmt":"2025-09-25T02:17:01","slug":"aimant-alnico-fritte","status":"publish","type":"page","link":"https:\/\/hsmagnet.com\/fr\/magnetic-materials\/alnico-magnets\/sintered-alnico-magnet\/","title":{"rendered":"Aimant Alnico fritt\u00e9"},"content":{"rendered":"<div class=\"wp-block-group alignfull is-style-section-5 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained is-style-section-5--1\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h1 class=\"wp-block-heading\">Aimants Alnico fritt\u00e9s en Chine<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Aimants Alnico fritt\u00e9s<\/strong> Ils repr\u00e9sentent une classe sp\u00e9cifique de la famille Alnico, se distinguant par leur proc\u00e9d\u00e9 de fabrication. Bien qu&#039;ils partagent les m\u00eames \u00e9l\u00e9ments de base que l&#039;aluminium, le nickel et le cobalt, leur m\u00e9thode de production par m\u00e9tallurgie des poudres leur conf\u00e8re des avantages distinctifs, notamment en termes de pr\u00e9cision dimensionnelle et de r\u00e9sistance m\u00e9canique. Ils constituent ainsi le choix privil\u00e9gi\u00e9 pour les applications exigeant des formes complexes et des tol\u00e9rances strictes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-default has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Qu&#039;est-ce qu&#039;un aimant Alnico fritt\u00e9 ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les aimants Alnico fritt\u00e9s sont fabriqu\u00e9s par m\u00e9tallurgie des poudres, une alternative \u00e0 la m\u00e9thode de moulage traditionnelle. Ce proc\u00e9d\u00e9 consiste \u00e0 presser une fine poudre d&#039;alliage Alnico dans un moule, puis \u00e0 la chauffer \u00e0 une temp\u00e9rature \u00e9lev\u00e9e, juste en dessous du point de fusion. Ce processus de \u00ab frittage \u00bb fusionne les particules de poudre, cr\u00e9ant ainsi un aimant solide et dense.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La technique de m\u00e9tallurgie des poudres permet de produire des aimants aux g\u00e9om\u00e9tries plus complexes et aux tailles plus petites que les aimants coul\u00e9s, qui sont limit\u00e9s par le processus de coul\u00e9e.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"1337\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets.webp\" alt=\"Aimants fritt\u00e9s en AlNiCo\" class=\"wp-image-13166\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets.webp 2000w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets-300x201.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets-1024x685.webp 1024w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets-768x513.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets-1536x1027.webp 1536w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets-600x401.webp 600w\" sizes=\"auto, (max-width: 2000px) 100vw, 2000px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-section-5 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained is-style-section-5--2\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-columns alignwide are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2.webp\" alt=\"Aimants fritt\u00e9s en AlNiCo2\" class=\"wp-image-13170\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2.webp 1024w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2-300x300.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2-150x150.webp 150w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2-768x768.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2-600x600.webp 600w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Sintered-AlNiCo-Magnets2-100x100.webp 100w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Propri\u00e9t\u00e9s et avantages de l&#039;Alnico fritt\u00e9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les aimants Alnico fritt\u00e9s partagent de nombreuses propri\u00e9t\u00e9s magn\u00e9tiques avec leurs homologues moul\u00e9s, mais avec quelques distinctions cl\u00e9s d\u00e9coulant du processus de fabrication\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tol\u00e9rances dimensionnelles plus strictes\u00a0:<\/strong> Le processus de frittage permet la cr\u00e9ation de formes complexes et d\u2019aimants plus petits avec une pr\u00e9cision dimensionnelle exceptionnelle, ce qui est difficile \u00e0 obtenir avec le moulage.<\/li>\n\n\n\n<li><strong>R\u00e9sistance m\u00e9canique sup\u00e9rieure :<\/strong> Les aimants fritt\u00e9s sont g\u00e9n\u00e9ralement plus r\u00e9sistants et moins cassants que les aimants moul\u00e9s, ce qui les rend plus durables et moins sujets \u00e0 l&#039;\u00e9caillage.<\/li>\n\n\n\n<li><strong>Uniformit\u00e9:<\/strong> Le processus de m\u00e9tallurgie des poudres produit une structure magn\u00e9tique plus homog\u00e8ne, conduisant \u00e0 des propri\u00e9t\u00e9s magn\u00e9tiques plus uniformes dans tout l&#039;aimant.<\/li>\n\n\n\n<li><strong>Stabilit\u00e9 \u00e0 haute temp\u00e9rature :<\/strong> Comme tous les aimants Alnico, la vari\u00e9t\u00e9 fritt\u00e9e fonctionne exceptionnellement bien \u00e0 haute temp\u00e9rature, conservant ses propri\u00e9t\u00e9s magn\u00e9tiques jusqu&#039;\u00e0 550 \u00b0C (1022 \u00b0F).<\/li>\n\n\n\n<li><strong>Bonne r\u00e9sistance \u00e0 la corrosion :<\/strong> L&#039;Alnico fritt\u00e9, comme l&#039;Alnico coul\u00e9, pr\u00e9sente une excellente r\u00e9sistance \u00e0 la corrosion et ne n\u00e9cessite pas de rev\u00eatement protecteur.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-ffe1e5eb wp-block-columns-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Processus de fabrication \u00e9tape par \u00e9tape des aimants fritt\u00e9s AlNiCo<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1.&nbsp;<strong>Pr\u00e9paration des mati\u00e8res premi\u00e8res et production de poudre<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le proc\u00e9d\u00e9 utilise des mati\u00e8res premi\u00e8res de haute puret\u00e9, similaires \u00e0 l&#039;AlNiCo moul\u00e9\u00a0: fer (Fe), cobalt (Co), nickel (Ni), aluminium (Al) et des additifs comme le cuivre (Cu) ou le niobium (Nb). Ces mati\u00e8res sont fondues dans un four pour former un lingot d&#039;alliage.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le lingot est ensuite atomis\u00e9 (pulv\u00e9ris\u00e9 au gaz ou \u00e0 l&#039;eau) ou broy\u00e9 m\u00e9caniquement en fines poudres (granulom\u00e9trie\u00a0: 1 \u00e0 10\u00a0microns). Cela permet d&#039;obtenir un m\u00e9lange de poudres uniforme.<\/li>\n\n\n\n<li>Les poudres sont tamis\u00e9es et m\u00e9lang\u00e9es pour assurer une distribution uniforme, souvent avec des liants ou des lubrifiants pour faciliter le compactage.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Fait amusant : la qualit\u00e9 de la poudre est essentielle : toute contamination peut affaiblir les propri\u00e9t\u00e9s de l&#039;aimant final.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.&nbsp;<strong>M\u00e9lange et compactage<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les poudres sont soigneusement m\u00e9lang\u00e9es dans un m\u00e9langeur pour obtenir une composition d&#039;alliage homog\u00e8ne. Pour une meilleure fluidit\u00e9, une petite quantit\u00e9 de liant organique (comme de la paraffine) peut \u00eatre ajout\u00e9e.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le m\u00e9lange est ensuite compact\u00e9 sous haute pression (g\u00e9n\u00e9ralement 500 \u00e0 1\u00a0000 MPa) \u00e0 l&#039;aide d&#039;une presse hydraulique ou d&#039;une presse isostatique. On obtient ainsi un compact \u00ab\u00a0vert\u00a0\u00bb, une pr\u00e9forme fragile et fa\u00e7onn\u00e9e (par exemple, disques, cylindres ou formes personnalis\u00e9es).<\/li>\n\n\n\n<li>La densit\u00e9 de compactage est essentielle : visez une densit\u00e9 th\u00e9orique de 60 \u00e0 70% pour permettre le frittage sans fissuration.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette \u00e9tape fa\u00e7onne l\u2019aimant sans le faire fondre, ce qui le rend id\u00e9al pour les g\u00e9om\u00e9tries complexes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.&nbsp;<strong>Frittage<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le compact vert est chauff\u00e9 dans un four \u00e0 atmosph\u00e8re contr\u00f4l\u00e9e (souvent sous vide ou \u00e0 hydrog\u00e8ne) \u00e0 1\u00a0200-1\u00a0300 \u00b0C, soit en dessous du point de fusion de l&#039;alliage (environ 1\u00a0500 \u00b0C). Cela provoque la liaison des particules par diffusion, densifiant le mat\u00e9riau jusqu&#039;\u00e0 une densit\u00e9 de 95-99%.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Temps de frittage : 1 \u00e0 4 heures, suivi d&#039;un refroidissement lent pour \u00e9viter le stress thermique.<\/li>\n\n\n\n<li>Pour l&#039;AlNiCo fritt\u00e9 anisotrope (moins courant), un champ magn\u00e9tique est appliqu\u00e9 pendant le frittage pour aligner les grains.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Le r\u00e9sultat\u00a0? Un aimant solide, sans porosit\u00e9, dot\u00e9 d&#039;une microstructure raffin\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.&nbsp;<strong>Traitement thermique et recuit<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pour optimiser les propri\u00e9t\u00e9s magn\u00e9tiques, la pi\u00e8ce fritt\u00e9e subit un traitement thermique :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Recuit de mise en solution<\/strong>:Chauff\u00e9 \u00e0 1 200 \u00b0C et maintenu pour dissoudre les phases uniform\u00e9ment.<\/li>\n\n\n\n<li><strong>Refroidissement et vieillissement contr\u00f4l\u00e9s<\/strong>:Tremp\u00e9 ou refroidi lentement, puis vieilli \u00e0 500-600\u00b0C pour former des pr\u00e9cipit\u00e9s magn\u00e9tiques (par exemple, phases Fe-Co).<\/li>\n\n\n\n<li>L&#039;application d&#039;un champ magn\u00e9tique pendant le refroidissement am\u00e9liore la coercivit\u00e9 et la r\u00e9manence du magn\u00e9tisme directionnel.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cela affine la structure cristalline, am\u00e9liorant les performances sans alt\u00e9rer la forme.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.&nbsp;<strong>Usinage et finition<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L&#039;AlNiCo fritt\u00e9 est plus dense et plus dur que les compacts verts, de sorte que la mise en forme finale utilise le meulage, l&#039;EDM (usinage par d\u00e9charge \u00e9lectrique) ou des outils diamant\u00e9s :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L&#039;exc\u00e9dent de mati\u00e8re est retir\u00e9 pour obtenir des tol\u00e9rances pr\u00e9cises (\u00b1 0,01 mm pour les applications haut de gamme).<\/li>\n\n\n\n<li>Les surfaces sont polies et des rev\u00eatements protecteurs (par exemple, \u00e9poxy ou nickelage) sont appliqu\u00e9s pour r\u00e9sister \u00e0 la corrosion.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette \u00e9tape garantit que l\u2019aimant s\u2019adapte parfaitement aux appareils tels que les capteurs ou les relais.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.&nbsp;<strong>Magn\u00e9tisation et tests de qualit\u00e9<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La pi\u00e8ce finie est magn\u00e9tis\u00e9e \u00e0 l\u2019aide d\u2019un \u00e9lectroaimant puissant ou d\u2019un syst\u00e8me de d\u00e9charge de condensateur pour aligner les domaines de mani\u00e8re permanente.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les tests comprennent la mesure du flux magn\u00e9tique (Br), de la coercivit\u00e9 (Hc) et du produit \u00e9nerg\u00e9tique via des outils tels que des perm\u00e9am\u00e8tres ou des graphiques d&#039;hyst\u00e9r\u00e9sis.<\/li>\n\n\n\n<li>Les contr\u00f4les non destructifs des fissures, de la densit\u00e9 et de l&#039;uniformit\u00e9 garantissent la conformit\u00e9 aux normes telles que ASTM ou ISO.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Les aimants approuv\u00e9s sont ensuite emball\u00e9s, souvent avec une protection contre la d\u00e9magn\u00e9tisation.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-section-5 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained is-style-section-5--3\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Applications courantes des aimants Alnico fritt\u00e9s<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La pr\u00e9cision et la durabilit\u00e9 de l&#039;Alnico fritt\u00e9 le rendent id\u00e9al pour une vari\u00e9t\u00e9 d&#039;applications, en particulier celles qui sont \u00e0 plus petite \u00e9chelle ou n\u00e9cessitent une grande pr\u00e9cision :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Capteurs:<\/strong> Utilis\u00e9 dans les capteurs de proximit\u00e9, les capteurs de position et les syst\u00e8mes de freinage antiblocage (ABS).<\/li>\n\n\n\n<li><strong>Dispositifs m\u00e9dicaux :<\/strong> Composants dans les instruments et \u00e9quipements m\u00e9dicaux.<\/li>\n\n\n\n<li><strong>Instrumentation:<\/strong> On le retrouve dans les compteurs analogiques, les gyroscopes et autres appareils de mesure de pr\u00e9cision.<\/li>\n\n\n\n<li><strong>\u00c9lectronique:<\/strong> Utilis\u00e9 dans les commutateurs, les relais et autres petits composants \u00e9lectroniques.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-1024x1024.webp\" alt=\"Applications courantes des aimants Alnico fritt\u00e9s\" class=\"wp-image-13168\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-1024x1024.webp 1024w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-300x300.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-150x150.webp 150w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-768x768.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-1536x1536.webp 1536w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-600x600.webp 600w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets-100x100.webp 100w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/Common-Applications-of-Sintered-Alnico-Magnets.webp 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-default has-base-color has-text-color has-background has-link-color wp-elements-17a6758a788521a5bf0761bf16388e5c has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"background:linear-gradient(10deg,rgb(0,0,0) 0%,rgb(81,151,224) 100%);padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center\">Entrer en contact<\/h2>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Rejoignez des centaines de clients satisfaits qui font confiance \u00e0 HS Magnet pour leurs applications magn\u00e9tiques critiques.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Contactez notre \u00e9quipe d&#039;experts pour des consultations techniques, des solutions personnalis\u00e9es ou des demandes de produits<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-35f06ea7 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-base-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/hsmagnet.com\/fr\/contactez-nous\/\" style=\"background-color:#0975d9\">Contactez-nous<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><br><\/p>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Sintered Alnico Magnets in China Sintered Alnico magnets represent a specific class of the Alnico family, distinguished by their manufacturing process. While sharing the same base elements of Aluminum, Nickel, and Cobalt, their powdered metallurgical production method gives them distinct advantages, particularly in terms of dimensional precision and mechanical strength. This makes them the preferred [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":38,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-no-title","meta":{"_acf_changed":false,"_eb_attr":"","footnotes":""},"class_list":["post-312","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sintered AlNiCo Magnet - high temperature permanent magnet<\/title>\n<meta name=\"description\" content=\"sintered AlNiCo magnet the high working temperature magnet produced by Powder metallurgy technology High precision than cast alnico magnet\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hsmagnet.com\/fr\/materiaux-magnetiques\/aimants-alnico\/aimant-alnico-fritte\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sintered AlNiCo Magnet - 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