{"id":12259,"date":"2025-08-13T02:43:00","date_gmt":"2025-08-13T02:43:00","guid":{"rendered":"https:\/\/dev.hsmagnet.com\/product\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\/"},"modified":"2025-10-27T05:39:12","modified_gmt":"2025-10-27T05:39:12","slug":"aimant-cylindrique-alnico-classe-8-diametre-exterieur-20-x-hauteur-40-mm","status":"publish","type":"product","link":"https:\/\/hsmagnet.com\/fr\/product\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\/","title":{"rendered":"Aimant cylindrique Alnico classe 8 OD 20 x H 40 mm"},"content":{"rendered":"<p>Les aimants cylindriques Alnico-8 de classe 8 de HS Magnet (\u00d8 ext\u00e9rieur 20 \u00d7 hauteur 40 mm) sont con\u00e7us pour les applications industrielles et audio les plus exigeantes. Fabriqu\u00e9s en alliage Alnico-8 de qualit\u00e9 sup\u00e9rieure et rectifi\u00e9s avec pr\u00e9cision selon des tol\u00e9rances strictes, ces aimants offrent une densit\u00e9 de flux exceptionnelle, une r\u00e9sistance thermique remarquable et une stabilit\u00e9 \u00e0 long terme.<\/p>\n<h2>Caract\u00e9ristiques principales<\/h2>\n<ul>\n<li><strong>Mat\u00e9riaux et propri\u00e9t\u00e9s magn\u00e9tiques<\/strong><br \/>\n\u2022 Alliage\u00a0: Alnico-8 (Al\u2013Ni\u2013Co\u2013Cu)<br \/>\n\u2022 R\u00e9manence (Br) : \u2248 1,35 T<br \/>\n\u2022 Produit \u00e9nerg\u00e9tique maximal (BH\u2098\u2090\u2093) : \u2248 8,5 MGOe<br \/>\n\u2022 Coercivit\u00e9 (Hcj) : \u2248 55 kA\/m<br \/>\n\u2022 Temp\u00e9rature maximale de fonctionnement : jusqu&#039;\u00e0 550 \u00b0C<\/li>\n<li><strong>Dimensions et tol\u00e9rances<\/strong><br \/>\n\u2022 Diam\u00e8tre ext\u00e9rieur (OD) : 20,00 mm<br \/>\n\u2022 Hauteur (H) : 40,00 mm<br \/>\n\u2022 Tol\u00e9rance standard : \u00b1 0,10 mm (\u00b1 0,05 mm en option)<\/li>\n<li><strong>Finition et rev\u00eatement<\/strong><br \/>\n\u2022 Surface naturelle rectifi\u00e9e avec pr\u00e9cision<br \/>\n\u2022 Nickelage ou rev\u00eatement \u00e9poxy en option pour la protection contre la corrosion<br \/>\n\u2022 Bords chanfrein\u00e9s pour soulager les contraintes<\/li>\n<li><strong>Options de magn\u00e9tisation<\/strong><br \/>\n\u2022 Standard : axial (\u00e0 travers l&#039;\u00e9paisseur)<br \/>\n\u2022 Personnalis\u00e9 : motifs radiaux ou multipolaires<\/li>\n<li><strong>Emballage et manutention<\/strong><br \/>\n\u2022 Emball\u00e9 individuellement avec de la mousse protectrice<br \/>\n\u2022 Plateaux en vrac ou kits personnalis\u00e9s pour \u00e9viter les collisions et les \u00e9caillages<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Dimensions : diam\u00e8tre ext\u00e9rieur 23 mm x hauteur 44 mm<br \/>\nTol\u00e9rance : \u00b1 0,1 mm<br \/>\nMat\u00e9riau : AlNiCo<br \/>\nPropri\u00e9t\u00e9s : type AlNiCo8 (AlNiCo8)<br \/>\nPeinture\/placage : \/<br \/>\nDirection de magn\u00e9tisation : axiale<br \/>\nTemp\u00e9rature maximale de fonctionnement : 550\u2103<br \/>\nR\u00e9manence : 8 000 Gauss<\/p>","protected":false},"featured_media":12257,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_eb_attr":""},"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":["post-12259","product","type-product","status-publish","has-post-thumbnail","product_cat-alnico-magnet","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Alnico Class 8 Cylindrical Magnet OD 20xH 40 mm - Hangzhou HS Magnet Co.,Ltd.<\/title>\n<meta name=\"description\" content=\"High-performance Alnico-8 cylindrical magnet OD 20\u00d740 mm with Br\u22481.35 T, thermal stability to 550 \u00b0C, precision-ground finish. Ideal for motors, sensors &amp; audio devices.\" \/>\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\/product\/aimant-cylindrique-alnico-classe-8-diametre-exterieur-20-x-hauteur-40-mm\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alnico Class 8 Cylindrical Magnet OD 20xH 40 mm - Hangzhou HS Magnet Co.,Ltd.\" \/>\n<meta property=\"og:description\" content=\"High-performance Alnico-8 cylindrical magnet OD 20\u00d740 mm with Br\u22481.35 T, thermal stability to 550 \u00b0C, precision-ground finish. Ideal for motors, sensors &amp; audio devices.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hsmagnet.com\/fr\/product\/aimant-cylindrique-alnico-classe-8-diametre-exterieur-20-x-hauteur-40-mm\/\" \/>\n<meta property=\"og:site_name\" content=\"Hangzhou HS Magnet Co.,Ltd.\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-27T05:39:12+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/08\/AlNiCo-8-Magnet-Cylinder-Dia-23\u00d744-mm.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"850\" \/>\n\t<meta property=\"og:image:height\" content=\"850\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/product\\\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\\\/\",\"url\":\"https:\\\/\\\/hsmagnet.com\\\/product\\\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\\\/\",\"name\":\"Alnico Class 8 Cylindrical Magnet OD 20xH 40 mm - Hangzhou HS Magnet Co.,Ltd.\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/product\\\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/product\\\/alnico-class-8-cylindrical-magnet-od-20xh-40-mm\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hsmagnet.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/AlNiCo-8-Magnet-Cylinder-Dia-23\u00d744-mm.jpg\",\"datePublished\":\"2025-08-13T02:43:00+00:00\",\"dateModified\":\"2025-10-27T05:39:12+00:00\",\"description\":\"High-performance Alnico-8 cylindrical magnet OD 20\u00d740 mm with Br\u22481.35 T, thermal stability to 550 \u00b0C, precision-ground finish. 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