{"id":8331,"date":"2021-04-06T08:50:41","date_gmt":"2021-04-06T08:50:41","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=8331"},"modified":"2021-04-06T08:50:41","modified_gmt":"2021-04-06T08:50:41","slug":"foam-ceramic-filter-medium","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/foam-ceramic-filter-medium\/","title":{"rendered":"Medio filtrante cer\u00e1mico de espuma"},"content":{"rendered":"<p>A finales de la d\u00e9cada de 1970, Estados Unidos desarroll\u00f3 un filtro de espuma cer\u00e1mica (CFF) fabricado con al\u00famina y \u00f3xido de cromo. No solo ofrece un buen efecto de purificaci\u00f3n, sino que adem\u00e1s es f\u00e1cil de usar. Cuando el aluminio fundido lo atraviesa, solo se necesita una diferencia de presi\u00f3n de entre 100 y 150 mm. Una vez que ha pasado, solo es necesario mantener una diferencia de presi\u00f3n de entre 2 y 10 mm. Su principio de purificaci\u00f3n es el mismo que el de la filtraci\u00f3n por tubos cer\u00e1micos, y su porosidad alcanza valores de entre 80% y 90%. Por lo tanto, el medio filtrante de cer\u00e1mica espumosa tiene una gran capacidad de caudal y es adecuado para la purificaci\u00f3n por filtraci\u00f3n en la producci\u00f3n de lingotes por colada semicontinua y de laminados por colada continua.<\/p>\n<p>Un filtro de cer\u00e1mica celular es un dispositivo de filtrado que utiliza cer\u00e1mica celular como medio filtrante. Se instala en la caja de filtrado del sistema de inyecci\u00f3n de metal fundido, entre el horno est\u00e1tico y la mesa de colada, para realizar el filtrado.<\/p>\n<p>La elecci\u00f3n del filtro cer\u00e1mico de espuma depende de la precisi\u00f3n de la filtraci\u00f3n. Por lo general, <a href=\"http:\/\/www.alalloycasting.com\/es\/30ppi-cff-filter\/\">Filtro CFF de 30 PPI<\/a> puede cumplir los requisitos de purificaci\u00f3n del aluminio l\u00edquido. Si el aluminio l\u00edquido est\u00e1 sucio, se puede utilizar un filtro de 20 PPI para la prefiltraci\u00f3n, con el fin de evitar la obstrucci\u00f3n prematura del filtro de poros. Este tipo de filtro de gran di\u00e1metro tambi\u00e9n se utiliza habitualmente en el canal de colada que va del horno al horno de reposo, y el tama\u00f1o del filtro se determina en funci\u00f3n de la velocidad de colada y del caudal de metal por unidad de tiempo.<\/p>\n<p>Por lo general, el filtro de cer\u00e1mica celular se coloca en posici\u00f3n horizontal dentro de la caja del filtro, lo que permite que el agua con aluminio fluya en sentido vertical. De este modo, el agua con aluminio asciende de forma uniforme y se reduce el riesgo de canalizaci\u00f3n. Adem\u00e1s, al instalar la cer\u00e1mica celular, las piezas de montaje deben sellarse con fibras ign\u00edfugas para eliminar cualquier posibilidad de derivaci\u00f3n.<\/p>\n<p>Es mejor calentar la cer\u00e1mica celular con un calentador radiante hasta la temperatura de fusi\u00f3n antes de filtrarla, para garantizar que el aluminio l\u00edquido fluya hacia la cer\u00e1mica celular sin que el metal se solidifique y obstruya el orificio.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the late 1970s, the United States developed a Ceramic Foam Filter (CFF) made of alumina and chromium oxide. It not only has a good&hellip;<\/p>","protected":false},"author":1,"featured_media":8334,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-8331","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>Foam Ceramic Filter Medium -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"Foam ceramic filter medium has a large flow capacity and is suitable for filtration purification in aluminum alloy casting production.\" \/>\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\/es\/foam-ceramic-filter-medium\/\" \/>\n<meta property=\"og:locale\" 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