{"id":9239,"date":"2021-06-19T08:25:52","date_gmt":"2021-06-19T08:25:52","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9239"},"modified":"2021-06-18T08:30:38","modified_gmt":"2021-06-18T08:30:38","slug":"filters-for-cast-alloys","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/filters-for-cast-alloys\/","title":{"rendered":"Filtros para aleaciones de fundici\u00f3n"},"content":{"rendered":"<p>Los filtros de espuma cer\u00e1mica para aleaciones de fundici\u00f3n son la forma m\u00e1s eficaz de filtrar el metal fundido.<\/p>\n<p>La industria mundial plantea continuamente nuevos requisitos en cuanto a la calidad de los productos de alta tecnolog\u00eda, como las piezas en bruto para latas y los sustratos de aluminio para planchas de PS. En el procesamiento y la producci\u00f3n del aluminio se requieren filtros de espuma cer\u00e1mica, que eliminan las inclusiones no met\u00e1licas del aluminio fundido y sus aleaciones. Los requisitos b\u00e1sicos de los filtros para aleaciones de fundici\u00f3n son:<\/p>\n<ul>\n<li>El filtro es capaz de eliminar eficazmente las inclusiones met\u00e1licas del puerro.<\/li>\n<li>El filtro debe garantizar la velocidad normal de fundici\u00f3n del metal.<\/li>\n<li>La superficie del filtro debe ser irregular, presentar cierta estabilidad qu\u00edmica y una buena resistencia a los choques t\u00e9rmicos.<\/li>\n<li>Al entrar en contacto con el aluminio fundido, no lo da\u00f1a, no revienta ni lo contamina.<\/li>\n<li>Menor coste.<\/li>\n<\/ul>\n<p>Estas condiciones no son independientes entre s\u00ed ni son totalmente compatibles. Por ejemplo, si se aumenta la velocidad de paso del aluminio fundido, el efecto de filtrado se ver\u00e1 afectado. Los filtros para aleaciones de fundici\u00f3n pueden reducir la resistencia al flujo del metal fundido aumentando el tama\u00f1o de los poros y el n\u00famero de orificios, o reduciendo el grosor de la malla del filtro. Por lo tanto, el dise\u00f1o del filtro debe tener en cuenta su estructura, la resistencia al flujo, as\u00ed como el mejor efecto de filtrado y la calidad de la fundici\u00f3n.<\/p>\n<p>El material de espuma cer\u00e1mica es un nuevo tipo de material que puede fabricarse en diversos tama\u00f1os y formas para adaptarse a las necesidades en cuanto a las caracter\u00edsticas y los efectos de filtrado.<\/p>\n<p>El <a href=\"http:\/\/www.alalloycasting.com\/es\/foam-ceramic-filter-medium\/\">filtro de espuma cer\u00e1mica (CFF)<\/a> Consta de una pieza de espuma cer\u00e1mica de c\u00e9lula abierta con diferentes espesores y \u00e1reas de secci\u00f3n transversal. Normalmente, presenta un poro interconectado del 85% por volumen. La finura de fabricaci\u00f3n del filtro var\u00eda, por lo general entre 10, 20 y 30 PPI (poros por pulgada lineal), y existe una tendencia hacia los poros finos (50, 60, 80 PPI). A medida que disminuye el tama\u00f1o de los poros, aumentan la eficiencia y la fiabilidad del sistema de filtraci\u00f3n. Otra observaci\u00f3n interesante en la filtraci\u00f3n de metales muy puros es que el filtro ofrece un rendimiento inferior con part\u00edculas de tama\u00f1o peque\u00f1o (15-30 m) en comparaci\u00f3n con las part\u00edculas del rango de 30 a 60 m.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ceramic foam filters for cast alloys are the most effective way for molten metal filtration. The industry in the world continuously puts forward new requirements&hellip;<\/p>","protected":false},"author":1,"featured_media":9240,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-9239","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>Filters for Cast Alloys, Ceramic Foam Filter Molten Metal Filtration<\/title>\n<meta name=\"description\" content=\"Ceramic foam filters for cast alloys are the most effective way for molten metal filtration, used for high-tech products such as can blanks.\" \/>\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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