{"id":10477,"date":"2021-10-08T07:00:44","date_gmt":"2021-10-08T07:00:44","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=10477"},"modified":"2021-10-08T07:00:44","modified_gmt":"2021-10-08T07:00:44","slug":"aluminum-ceramic-filters","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/aluminum-ceramic-filters\/","title":{"rendered":"Filtres en aluminium et c\u00e9ramique"},"content":{"rendered":"<p>Les filtres en ligne utilis\u00e9s dans l'atelier de fusion et de coul\u00e9e peuvent prendre diff\u00e9rentes formes ; les fonderies d'aluminium ont g\u00e9n\u00e9ralement recours \u00e0 des filtres en mousse c\u00e9ramique (CFF) comme principaux filtres pour le m\u00e9tal en fusion.<\/p>\n<p>\u00c0 l'heure actuelle, l'industrie de l'aluminium impose des normes strictes en mati\u00e8re de qualit\u00e9 des m\u00e9taux afin d'\u00e9viter toute d\u00e9faillance des pi\u00e8ces dans les composants cl\u00e9s des automobiles, des avions et des machines. La filtration est la derni\u00e8re \u00e9tape du traitement en ligne du m\u00e9tal avant que celui-ci, sous forme liquide, ne soit moul\u00e9. De nombreuses autres \u00e9tapes du processus en amont visent \u00e0 contr\u00f4ler le d\u00e9bit et \u00e0 r\u00e9duire la teneur en impuret\u00e9s du syst\u00e8me de filtration, l'objectif \u00e9tant de fabriquer des produits qui respectent ou d\u00e9passent les normes attendues.<\/p>\n<p>Le CFF est un produit \u00e0 base d'alumine de haute puret\u00e9, disponible dans une grande vari\u00e9t\u00e9 de tailles et de qualit\u00e9s, destin\u00e9 \u00e0 l'industrie de l'aluminium. Il se caract\u00e9rise par une excellente r\u00e9sistance \u00e0 la temp\u00e9rature de l'aluminium fondu, une grande durabilit\u00e9, une conductivit\u00e9 thermique \u00e9lev\u00e9e et une bonne r\u00e9sistance chimique. Il convient \u00e0 une utilisation dans les fonderies d'aluminium pour \u00e9liminer les inclusions.<\/p>\n<p>Adtech fabrique des filtres en mousse c\u00e9ramique moul\u00e9s dans l'aluminium, largement utilis\u00e9s dans les \u00e9quipements de filtration destin\u00e9s \u00e0 la fusion en continu de l'aluminium. La taille des pores du <a href=\"http:\/\/www.alalloycasting.com\/fr\/alumina-ceramic-foam-filter\/\">filtre en mousse c\u00e9ramique d'alumine<\/a> varie entre 20 et 50 ppp, avec diff\u00e9rentes tailles et formes.<\/p>\n<p>La plaque filtrante en mousse c\u00e9ramique d'alumine constitue un filtre efficace pour les m\u00e9taux liquides. Il s'agit d'une structure tridimensionnelle en r\u00e9seau interconnect\u00e9 \u00e0 haute porosit\u00e9, qui pr\u00e9sente les avantages suivants : grande surface de r\u00e9tention des scories, grande surface interne de filtration, faible r\u00e9sistance \u00e0 l'\u00e9coulement et bonne efficacit\u00e9 de filtration.<\/p>\n<p><strong>Fonctionnement des filtres en c\u00e9ramique d'alumine et d'aluminium<\/strong><\/p>\n<ul>\n<li>D\u00e9contamination des m\u00e9taux liquides<\/li>\n<li>Syst\u00e8me simplifi\u00e9 de contr\u00f4le d'acc\u00e8s<\/li>\n<li>Am\u00e9liorer la structure m\u00e9tallographique des pi\u00e8ces moul\u00e9es<\/li>\n<li>R\u00e9duire les scories de coul\u00e9e<\/li>\n<li>Am\u00e9liorer la qualit\u00e9 des pi\u00e8ces moul\u00e9es<\/li>\n<li>R\u00e9duire les d\u00e9fauts de r\u00e9oxydation interne des pi\u00e8ces moul\u00e9es<\/li>\n<li>R\u00e9duire les d\u00e9fauts de surface apr\u00e8s le traitement de la pi\u00e8ce moul\u00e9e<\/li>\n<\/ul>\n<p>L'efficacit\u00e9 de filtration des filtres en aluminium-c\u00e9ramique d\u00e9pend en grande partie de la bonne utilisation du filtre. Ce dernier \u00e9tant utilis\u00e9 dans des applications exigeantes, il doit \u00eatre correctement fix\u00e9 et il ne doit y avoir aucun risque que des particules m\u00e9talliques contournent le filtre.<\/p>\n<p>Dans le domaine de la fonderie par fusion, les filtres permettent aux fonderies d'utiliser la technologie de filtration pour produire des pi\u00e8ces moul\u00e9es de meilleure qualit\u00e9 et renforcer leur confiance dans leurs performances.<\/p>","protected":false},"excerpt":{"rendered":"<p>In-line filters in the melting and casting workshop can take many forms, aluminum foundry usually uses ceramic foam filters (CFF) as the main molten metal&hellip;<\/p>","protected":false},"author":1,"featured_media":10480,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-10477","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aluminum Ceramic Filters, CFF Filtration for Molten Metal<\/title>\n<meta name=\"description\" content=\"In-line filters in casting workshops can take many forms, aluminum foundry uses ceramic foam filters as the main molten metal filters.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.alalloycasting.com\/fr\/aluminum-ceramic-filters\/\" \/>\n<meta property=\"og:locale\" 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