{"id":11267,"date":"2021-11-18T09:04:27","date_gmt":"2021-11-18T09:04:27","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=11267"},"modified":"2021-11-18T09:04:27","modified_gmt":"2021-11-18T09:04:27","slug":"metal-filtration-with-ceramic-filters","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/metal-filtration-with-ceramic-filters\/","title":{"rendered":"Filtration des m\u00e9taux \u00e0 l'aide de filtres en c\u00e9ramique"},"content":{"rendered":"<p>La filtration du m\u00e9tal en fusion n\u00e9cessite l'utilisation de filtres en c\u00e9ramique alv\u00e9ol\u00e9e, qui permettent d'\u00e9liminer toutes les impuret\u00e9s pr\u00e9sentes dans le m\u00e9tal en fusion.<\/p>\n<p>Le m\u00e9tal en fusion, en particulier l'aluminium en fusion, contient en effet souvent des particules solides entra\u00een\u00e9es qui nuisent \u00e0 la qualit\u00e9 du produit moul\u00e9 final. Ces particules solides entra\u00een\u00e9es apparaissent dans le produit moul\u00e9 final sous forme d'inclusions une fois que le m\u00e9tal en fusion s'est solidifi\u00e9, et entra\u00eenent une ductilit\u00e9 insuffisante ou une finition et des propri\u00e9t\u00e9s d'anodisation m\u00e9diocres du produit final.<\/p>\n<p>Les inclusions peuvent provenir de plusieurs sources. Par exemple, elles peuvent provenir de films d'oxyde de surface, qui sont d\u00e9truits et entra\u00een\u00e9s dans le m\u00e9tal fondu obtenu. De plus, les inclusions peuvent provenir d'impuret\u00e9s insolubles, telles que des carbures, des borures ou des mat\u00e9riaux r\u00e9fractaires du four corrod\u00e9s.<\/p>\n<p>La filtration du m\u00e9tal en fusion \u00e0 l'aide de filtres en c\u00e9ramique permet d'assurer la purification du m\u00e9tal. La porosit\u00e9 correspond au pourcentage d'espace poreux dans le filtre. Ces composants poreux jouent un r\u00f4le tr\u00e8s important dans l'ensemble du processus ; ils doivent donc pr\u00e9senter des propri\u00e9t\u00e9s conformes aux normes.<\/p>\n<p>La quantit\u00e9 de mati\u00e8res premi\u00e8res utilis\u00e9es dans le processus de purification est tr\u00e8s importante, car il n'est pas rentable de r\u00e9aliser ce processus en petites quantit\u00e9s. Par cons\u00e9quent, une grande quantit\u00e9 de solution m\u00e9tallique est vers\u00e9e sur ces filtres, qui doivent donc pr\u00e9senter une r\u00e9sistance \u00e0 la compression \u00e9lev\u00e9e pour fonctionner sans subir de dommages.<\/p>\n<p>Adtech\u2019s <a href=\"http:\/\/www.alalloycasting.com\/fr\/foundry-ceramic-filter\/\">filtre en c\u00e9ramique pour fonderie<\/a> Il s'agit d'un mat\u00e9riau peu co\u00fbteux qui peut \u00eatre facilement utilis\u00e9 une seule fois. Le filtre en mousse c\u00e9ramique d'alumine est particuli\u00e8rement adapt\u00e9 \u00e0 la filtration des m\u00e9taux en fusion, notamment de l'aluminium en fusion. La r\u00e9sistance aux hautes temp\u00e9ratures des filtres Adtech est particuli\u00e8rement utile pour la filtration des m\u00e9taux en fusion. De plus, la composition des filtres c\u00e9ramiques Adtech ne pr\u00e9sente aucun risque de contamination des m\u00e9taux.<\/p>\n<p>La section transversale horizontale du filtre en c\u00e9ramique peut prendre n'importe quelle forme souhait\u00e9e ; elle est g\u00e9n\u00e9ralement carr\u00e9e. Le joint du filtre en mousse c\u00e9ramique permet de fixer et d'\u00e9tanch\u00e9ifier le filtre dans la position ad\u00e9quate au sein de l'\u00e9quipement de filtration m\u00e9tallique, afin d'emp\u00eacher le m\u00e9tal en fusion d'envahir l'espace autour du filtre.<\/p>","protected":false},"excerpt":{"rendered":"<p>The molten metal filtration requires foam ceramic filters can ensure that all impurities are removed from the metal melt. Molten metal, especially molten aluminum, in&hellip;<\/p>","protected":false},"author":1,"featured_media":11268,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[1453,12821],"class_list":["post-11267","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ceramic-foam-filter","tag-foundry-filter","tag-metal-filtration-with-ceramic-filters"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Metal Filtration with Ceramic Filters, Foundry Filter<\/title>\n<meta name=\"description\" content=\"The molten metal filtration requires foam ceramic filters for casting can ensure that all impurities are removed from the metal melt.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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