{"id":12248,"date":"2025-08-13T02:43:00","date_gmt":"2025-08-13T02:43:00","guid":{"rendered":"https:\/\/dev.hsmagnet.com\/product\/alnico2-ring-shaped-magnet-d11-9xd8-1x19mm\/"},"modified":"2025-10-27T08:40:46","modified_gmt":"2025-10-27T08:40:46","slug":"aimant-annulaire-alnico2-d11-9xd8-1x19mm","status":"publish","type":"product","link":"https:\/\/hsmagnet.com\/fr\/product\/alnico2-ring-shaped-magnet-d11-9xd8-1x19mm\/","title":{"rendered":"Aimant annulaire Alnico2 D11,9 x D8,1 x 19 mm"},"content":{"rendered":"

L'aimant annulaire Alnico 2 de HS Magnet (\u00d8 ext\u00e9rieur 11,90 mm \u00d7 \u00d8 int\u00e9rieur 8,10 mm \u00d7 \u00e9paisseur 1,90 mm) est usin\u00e9 CNC \u00e0 partir d'un alliage Alnico 2 de haute puret\u00e9 pour garantir un flux fiable, une excellente tenue en temp\u00e9rature et une stabilit\u00e9 \u00e0 long terme. Sa g\u00e9om\u00e9trie annulaire fine concentre le champ magn\u00e9tique sur les faces polaires, ce qui le rend id\u00e9al pour les assemblages compacts et les instruments de pr\u00e9cision.<\/p>\n

Caract\u00e9ristiques principales<\/h2>\n

\u2022 Mat\u00e9riaux et propri\u00e9t\u00e9s magn\u00e9tiques<\/strong>
\n\u2013 Grade : Alnico 2
\n\u2013 R\u00e9manence (Br) : \u2248 0,48 \u2013 0,55 T
\n\u2013 Coercivit\u00e9 intrins\u00e8que (Hci) : \u2248 10 \u2013 15 kA\/m
\n\u2013 Produit \u00e9nerg\u00e9tique maximal (BH\u2098\u2090\u2093) : \u2248 3,5 \u2013 4,5 MGOe
\n\u2013 Temp\u00e9rature maximale de fonctionnement : jusqu\u2019\u00e0 500 \u00b0C<\/p>\n

\u2022 Dimensions et tol\u00e9rances<\/strong>
\n\u2013 Diam\u00e8tre ext\u00e9rieur : \u00d8 11,90 mm
\n\u2013 Diam\u00e8tre int\u00e9rieur (al\u00e9sage) : \u00d8 8,10 mm
\n\u2013 \u00c9paisseur : 1,90 mm
\n\u2013 Tol\u00e9rance standard : \u00b1 0,05 mm (\u00b1 0,02 mm en option)<\/p>\n

\u2022 Finition de surface et rev\u00eatements<\/strong>
\n\u2013 Standard : passiv\u00e9 \u00e0 l'oxyde
\n\u2013 En option : placage au nickel, Ni\u2013Cu\u2013Ni ou or pour une meilleure r\u00e9sistance \u00e0 la corrosion
\n\u2013 Faces polaires rectifi\u00e9es CNC pour une distribution uniforme du champ<\/p>\n

\u2022 Emballage et manutention<\/strong>
\n\u2013 Emball\u00e9 individuellement dans de la mousse ou emball\u00e9 dans un plateau pour \u00e9viter l\u2019\u00e9caillage
\n\u2013 Livr\u00e9 avec des \u00e9tiquettes d\u2019avertissement magn\u00e9tiques et des instructions de manipulation
\n\u2013 Emballage personnalis\u00e9 en vrac, sous blister ou en barquette disponible<\/p>","protected":false},"excerpt":{"rendered":"

Dimensions : OD 11,9 mm x ID 8,1 mm x \u00e9paisseur 19 mm
\nTol\u00e9rance : \u00b1 0,1 mm
\nMat\u00e9riau : Alnico
\nMMPA : AlNiCo2
\nPeinture\/placage : \/
\nDirection de magn\u00e9tisation : 19 mm
\nTemp\u00e9rature maximale de fonctionnement : 550\u2103
\nBr: 7 000 Gauss
\nBH(max) : 1,5 MGOe<\/p>","protected":false},"featured_media":12247,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_eb_attr":""},"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":["post-12248","product","type-product","status-publish","has-post-thumbnail","product_cat-alnico-magnet","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"\nAlnico2 Ring shaped Magnet D11.9xd8.1x19mm - Hangzhou HS Magnet Co.,Ltd.<\/title>\n<meta name=\"description\" content=\"Precision Alnico 2 ring magnet \u00d811.9\u00d7\u00d88.1\u00d71.9 mm with excellent thermal stability to 500 \u00b0C. Ideal for sensors, micro-motors & educational kits. 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