{"id":8849,"date":"2021-05-22T06:41:19","date_gmt":"2021-05-22T06:41:19","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=8849"},"modified":"2021-05-22T06:41:19","modified_gmt":"2021-05-22T06:41:19","slug":"ceramic-filter-molten-alu-filtration","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/ceramic-filter-molten-alu-filtration\/","title":{"rendered":"Filtro cer\u00e1mico para la filtraci\u00f3n de aluminio fundido"},"content":{"rendered":"<p>El filtro de espuma cer\u00e1mica (CFF) no solo es eficaz en la tecnolog\u00eda de filtraci\u00f3n de aluminio fundido, sino que tambi\u00e9n es f\u00e1cil de usar. La diferencia de presi\u00f3n inicial a trav\u00e9s del metal fundido solo tiene que ser de 100 a 150 mm y, una vez superada, basta con mantener una diferencia de presi\u00f3n de 210 mm. El principio de la filtraci\u00f3n con espuma cer\u00e1mica es el mismo que el de la filtraci\u00f3n con tubos cer\u00e1micos. Ambos son mecanismos de filtraci\u00f3n profunda y presentan una mayor porosidad (80%-90%) que los tubos cer\u00e1micos. Por lo tanto, tienen una gran capacidad de caudal y son adecuados para la filtraci\u00f3n en la producci\u00f3n de colada continua y laminaci\u00f3n continua.<\/p>\n<p>La tecnolog\u00eda de filtraci\u00f3n del aluminio fundido mediante filtros de espuma cer\u00e1mica es, en la actualidad, la forma m\u00e1s eficaz de eliminar las inclusiones del aluminio fundido. En los \u00faltimos a\u00f1os, se han investigado en nuestro pa\u00eds y en el extranjero algunas nuevas tecnolog\u00edas para la purificaci\u00f3n del aluminio fundido, como el procesamiento din\u00e1mico al vac\u00edo, la purificaci\u00f3n por desgasificaci\u00f3n continua por ultrasonidos y los filtros de cer\u00e1mica de corind\u00f3n, que han obtenido muy buenos resultados. Sin embargo, estos m\u00e9todos de procesamiento son m\u00e1s complicados y costosos, por lo que resulta dif\u00edcil su implantaci\u00f3n generalizada en la industria. Las mallas met\u00e1licas y los filtros de tela de fibra que utilizan los clientes de gama baja solo pueden eliminar las inclusiones de mayor tama\u00f1o del aluminio fundido, pero no las que se encuentran por debajo del nivel de la micra; adem\u00e1s, las mallas met\u00e1licas tambi\u00e9n contaminan la aleaci\u00f3n de aluminio.<\/p>\n<p>Los filtros de espuma cer\u00e1mica permiten eliminar las inclusiones finas y mejoran considerablemente las propiedades mec\u00e1nicas y la calidad est\u00e9tica del producto.<\/p>\n<p>La principal ventaja del <a href=\"http:\/\/www.alalloycasting.com\/es\/cff-filtering-system\/\">sistema de filtrado cer\u00e1mico<\/a> es que la escoria generada durante el proceso de transferencia fuera del horno se elimina eficazmente a trav\u00e9s del filtro, as\u00ed como las inclusiones de tama\u00f1o microm\u00e9trico presentes en el aluminio l\u00edquido, algo que el proceso convencional no consigue. Al mismo tiempo, dado que la placa filtrante retiene las inclusiones finas, se reduce el n\u00famero efectivo de n\u00facleos cristalinos en el aluminio l\u00edquido, lo que hace que este nuclee y crezca en condiciones de sobreenfriamiento m\u00e1s intensas, acortando as\u00ed el tiempo de solidificaci\u00f3n, refinando la estructura y reduciendo el contenido de hidr\u00f3geno en el aluminio l\u00edquido. Los \u00e1tomos de hidr\u00f3geno pueden adsorberse en algunas inclusiones oxidadas, y estas pueden convertirse en el n\u00facleo del crecimiento de las burbujas; por lo tanto, al filtrar las inclusiones, tambi\u00e9n se elimina el gas que contienen. Mediante la adsorci\u00f3n, es posible eliminar el contenido de elementos nocivos (sodio, potasio) del aluminio l\u00edquido. Por lo tanto, en funci\u00f3n de los distintos requisitos de los clientes, la elecci\u00f3n de una placa filtrante adecuada para garantizar la calidad del producto permite controlar eficazmente la eliminaci\u00f3n de escoria fuera del horno de escoria, principalmente mediante placas filtrantes cer\u00e1micas.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ceramic foam filter (CFF) is not only good in molten Alu filtration technology, but also easy to use. The initial pressure difference through the melt&hellip;<\/p>","protected":false},"author":1,"featured_media":8851,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-8849","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>Ceramic Filter Molten Alu Filtration, Ceramic Foam Filter<\/title>\n<meta name=\"description\" content=\"The ceramic foam filter molten Alu filtration technology is currently the most effective way to remove inclusions in the aluminum melt.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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