{"id":169,"count":5,"description":"<div>\r\n<p><img class=\"alignright\" src=\"\/wp-content\/uploads\/2025\/12\/eb11efb4285b6fffac8d.jpg\" alt=\"\" width=\"360\" height=\"240\" \/><strong>Nom du produit<\/strong><br \/>\r\nCreuset en alumine de haute puret\u00e9 \uff08Al2O3\uff09<\/p>\r\n<p><strong>Introduction au creuset en c\u00e9ramique d'alumine de haute puret\u00e9<\/strong><strong><br \/>\r\n<\/strong>La puret\u00e9 de l'alumine de haute puret\u00e9 est g\u00e9n\u00e9ralement comprise entre 95% et 99,7%.\u3002Les creusets en alumine sont largement utilis\u00e9s dans la production industrielle et dans les environnements de laboratoire. Ils font partie des creusets c\u00e9ramiques les plus couramment utilis\u00e9s en raison de leur technologie mature, de leurs propri\u00e9t\u00e9s bien \u00e9quilibr\u00e9es et de leur co\u00fbt relativement \u00e9conomique. Les creusets en alumine conviennent aux fours \u00e0 induction \u00e0 moyenne et haute fr\u00e9quence, aux fours \u00e9lectriques et aux fours \u00e0 vide, o\u00f9 ils servent de r\u00e9cipients de chauffage.<br \/>\r\nDans la m\u00e9tallurgie de pointe, les creusets d'alumine sont souvent utilis\u00e9s comme rev\u00eatements. Pour obtenir une plus grande puret\u00e9 des m\u00e9taux fondus et \u00e9viter la contamination caus\u00e9e par le contact direct avec l'alumine, il faut de l'alumine de haute puret\u00e9 pour la fabrication des creusets. Dans certains cas, une pulv\u00e9risation de plasma suppl\u00e9mentaire est n\u00e9cessaire. Par exemple, lors de la fusion d'alliages de titane, un rev\u00eatement de Y2O3 est appliqu\u00e9 sur la surface int\u00e9rieure du creuset.<br \/>\r\nL'un des principaux inconv\u00e9nients des creusets en c\u00e9ramique est leur r\u00e9sistance relativement faible aux chocs thermiques, ce qui limite leur dur\u00e9e de vie et leur nombre d'utilisations.<\/p>\r\n<\/div>\r\n<p><a class=\"pro-detail-btn\" href=\"https:\/\/weiert-ceramics.com\/fr\/contact\/\">CONTACTEZ-NOUS<\/a><\/p>\r\n<div class=\"row pt-20\">\r\n<div class=\"col-md-6 col-sm-6\">\r\n<p><strong>Types de creusets en alumine disponibles<\/strong><br \/>\r\n1. Formes du creuset d'Al2O3 :<br \/>\r\nCreuset cylindrique en alumine (type standard)<br \/>\r\nCreuset conique en alumine (type facile \u00e0 verser)<br \/>\r\nCreuset plat en alumine (type \u00e0 grande surface)<br \/>\r\nCreuset rectangulaire en alumine<br \/>\r\nCreuset d'alumine en forme de bateau<br \/>\r\nCreuset d'alumine \u00e0 brides<br \/>\r\nCreuset en alumine sur mesure (peut \u00eatre personnalis\u00e9 en fonction des exigences du client)<\/p>\r\n<p>2. dimensions du creuset en Al2O3 :<br \/>\r\nCreuset d'alumine de la plus petite taille : 0,063 ml (OD 5 mm \u00d7 H 5 mm \u00d7 Th 0,5 mm)<br \/>\r\nCreuset d'alumine de la plus grande taille : 72 380 ml (OD 500 mm \u00d7 H 400 mm \u00d7 Th 10 mm)<br \/>\r\nTailles personnalis\u00e9es : Disponible sur demande<\/p>\r\n<\/div>\r\n<div class=\"col-md-6 col-sm-6\">\r\n<p><strong>Param\u00e8tres techniques des creusets en alumine :<\/strong><br \/>\r\n1. sp\u00e9cifications des mat\u00e9riaux :<br \/>\r\nFour purity levels of Alumina Content: \u226795% Al2O3\uff0c\u226799% Al2O3\uff0c\u226799.7% Al2O3, \u226799.99%<br \/>\r\nQuatre niveaux de puret\u00e9 de la densit\u00e9 de l'alumine : 3,72g\/cm\u00b3 ,3,9g\/cm\u00b3, 3,92g\/cm\u00b3 , 3,98g\/cm\u00b3<\/p>\r\n<p>2.Caract\u00e9ristiques de performance :<br \/>\r\nQuatre niveaux de puret\u00e9 de l'alumine C.T.E. 25\u00b0-600\u00b0C :<br \/>\r\n7.7\u00d7 10-\u2076 \/\u00b0C, 7.6\u00d7 10-\u2076 \/\u00b0C 8.0\u00d7 10-\u2076 \/\u00b0C 8.1\u00d7 10-\u2076 \/\u00b0C<\/p>\r\n<p>Temp\u00e9rature de fonctionnement maximale : 1650\u2103<\/p>\r\n<\/div>\r\n<\/div>\r\n<p><strong>Applications des creusets en alumine de haute puret\u00e9 :<\/strong><br \/>\r\nExp\u00e9riences d'analyse chimique<br \/>\r\nTraitement des mat\u00e9riaux semi-conducteurs<br \/>\r\nMoulage de pr\u00e9cision<br \/>\r\nTraitement des terres rares<br \/>\r\nFusion d'alliages sp\u00e9ciaux<br \/>\r\n\u00c9vaporation des mat\u00e9riaux dans les proc\u00e9d\u00e9s PVD<\/p>\r\n<p><strong>Certification de qualit\u00e9 :<\/strong><br \/>\r\nCertification du syst\u00e8me de gestion de la qualit\u00e9 ISO 9001.<\/p>\r\n<p><strong>\u00c9tapes du nettoyage du creuset :<\/strong><\/p>\r\n<ol>\r\n<li>Tremper dans une solution de KOH 0,1M pendant 15-20 minutes.<\/li>\r\n<li>Rincer abondamment \u00e0 l'eau d\u00e9min\u00e9ralis\u00e9e.<\/li>\r\n<li>Nettoyer par ultrasons pendant 60 minutes en utilisant un d\u00e9tergent en poudre fine (2 cuill\u00e8res \u00e0 soupe dans 200 ml d'eau).<\/li>\r\n<li>Rincer \u00e0 nouveau avec de l'eau d\u00e9min\u00e9ralis\u00e9e.<\/li>\r\n<li>Tremper dans l'ac\u00e9tone et nettoyer aux ultrasons pendant 20 minutes.<\/li>\r\n<li>R\u00e9p\u00e9ter l'op\u00e9ration avec de l'isopropanol pendant 20 minutes.<\/li>\r\n<li>S\u00e9cher \u00e0 70\u00b0C pendant 40+ min. ou chauffer \u00e0 haute temp\u00e9rature pour br\u00fbler les r\u00e9sidus organiques.<\/li>\r\n<\/ol>\r\n<p><strong>Avantages des creusets en Al2O3 produits par WEIERT Ceramic<\/strong><br \/>\r\n10 ans d'exp\u00e9rience dans le domaine de la c\u00e9ramique de pointe : Nous sommes plus professionnels dans le domaine des mat\u00e9riaux c\u00e9ramiques pour creusets.<br \/>\r\nEngagement en faveur de l'innovation des processus : Maximiser la r\u00e9duction des co\u00fbts pour offrir aux clients des prix comp\u00e9titifs.<br \/>\r\nUne tr\u00e8s grande puret\u00e9 des mat\u00e9riaux : Garantie de la qualit\u00e9 de nos creusets.<br \/>\r\nContr\u00f4le pr\u00e9cis des tol\u00e9rances dimensionnelles : \u2264 \u00b10,1mm.<br \/>\r\nSurface roughness: Ra \u2264 1.6\u03bcm.<\/p>\r\n<p><a class=\"pro-detail-btn\" href=\"https:\/\/weiert-ceramics.com\/fr\/contact\/\">CONTACTEZ-NOUS<\/a><\/p>","link":"https:\/\/weiert-ceramics.com\/fr\/category\/products\/ceramic-crucibles\/alumina-crucible-al2o3\/","name":"Creuset en alumine Al\u2082O\u2083","slug":"alumina-crucible-al2o3","taxonomy":"category","parent":167,"meta":[],"acf":[],"z_taxonomy_image_url":"https:\/\/weiert-ceramics.com\/wp-content\/uploads\/2025\/02\/eb11efb4285b6fffac8d-1.jpg","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Alumina Crucible: High Purity and Uses - Weiert Ceramics Technology Co., Ltd.<\/title>\n<meta name=\"description\" content=\"High purity alumina crucibles, or Al2O3 crucibles, are essential for various applications. 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