{"id":7675,"date":"2021-01-21T07:35:46","date_gmt":"2021-01-21T07:35:46","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=7675"},"modified":"2021-01-22T09:27:14","modified_gmt":"2021-01-22T09:27:14","slug":"molten-al-refractory-filter","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/molten-al-refractory-filter\/","title":{"rendered":"Filtro refractario para aluminio fundido"},"content":{"rendered":"<p>Seg\u00fan el m\u00e9todo de filtrado del aluminio fundido, se hace pasar el aluminio fundido a trav\u00e9s de un filtro refractario para eliminar las inclusiones del mismo. Es posible eliminar part\u00edculas de inclusiones relativamente grandes del aluminio fundido. Sin embargo, resulta dif\u00edcil eliminar las part\u00edculas de inclusiones peque\u00f1as, de 100 \u03bcm o menos, que constituyen la mayor parte de las inclusiones. En particular, resulta dif\u00edcil eliminar las part\u00edculas finas de inclusiones de entre 10 y 25 \u03bcm aproximadamente, aunque dicha eliminaci\u00f3n es imprescindible para obtener aleaciones de aluminio de alta calidad. Para eliminar dichas part\u00edculas finas de inclusiones, el filtro convencional debe tener una malla m\u00e1s fina. Sin embargo, en caso de que la malla sea demasiado fina, cuando el aluminio fundido contiene grandes cantidades de inclusiones, se plantea un problema pr\u00e1ctico: el filtro puede obstruirse tras un breve periodo de funcionamiento, lo que acorta su vida \u00fatil.<\/p>\n<p>Por lo tanto, ha surgido la necesidad de una tecnolog\u00eda de filtrado capaz de resolver simult\u00e1neamente los problemas contradictorios de los m\u00e9todos convencionales, es decir, una tecnolog\u00eda de filtrado capaz de reducir las inclusiones a una cantidad determinada que garantice la calidad requerida del aluminio fundido y que tenga una vida \u00fatil del filtro suficientemente larga, incluso cuando el aluminio fundido se obtenga utilizando chatarra de productos de aleaci\u00f3n de aluminio como parte o la totalidad de la materia prima de aluminio y, por lo tanto, la aleaci\u00f3n de aluminio fundido contenga una gran cantidad de inclusiones noinclusiones no met\u00e1licas y, adem\u00e1s, cuando dichas inclusiones no met\u00e1licas consisten en su mayor parte en part\u00edculas finas de entre 10 y 25 \u03bcm.<\/p>\n<p>A tal fin, el <a href=\"http:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter-from-adtech\/\">filtro de espuma cer\u00e1mica<\/a> en lugar del filtro convencional mencionado anteriormente, que est\u00e1 compuesto \u00fanicamente por un elemento de malla de \u00e1ridos refractarios en el que el filtrado se realiza \u00fanicamente mediante el dep\u00f3sito de part\u00edculas de inclusi\u00f3n en la superficie del filtro (este tipo se denomina \u201cfiltro superficial\u201d). El filtro refractario para aluminio fundido incluye un elemento de malla de \u00e1ridos refractarios recubierto con un compuesto capaz de ablandarse o volverse viscoso a la temperatura de la aleaci\u00f3n de aluminio fundido. Con este filtro, las part\u00edculas de inclusi\u00f3n pueden ser absorbidas por el compuesto de recubrimiento (es decir, la capa de recubrimiento del elemento de malla de \u00e1ridos), para ser eliminadas del aluminio fundido (este tipo se denomina \u201cfiltro interno\u201d).<\/p>","protected":false},"excerpt":{"rendered":"<p>According to the molten Al filtering method, the molten Al is allowed to pass through a refractory filter to remove the inclusions therefrom. It is&hellip;<\/p>","protected":false},"author":1,"featured_media":7676,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[4345,1678,4630,21,1677,420,419,1679,484,89,483],"class_list":["post-7675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-alumina-ceramic","tag-alumina-ceramic-foam-filter-plate","tag-ceramic-fiber-board","tag-ceramic-foam-filter","tag-ceramic-foam-filter-for-liquid-aluminum","tag-foam-filter","tag-foam-filter-material","tag-high-grade-ceramic-foam-filters","tag-liquid-aluminum-filter","tag-molten-aluminum-filter","tag-molten-metal-filter"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Molten Al Refractory Filter - sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"According to the molten Al filtering method, the molten Al is allowed to pass through a refractory filter to remove the inclusions therefrom.\" \/>\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\/molten-al-refractory-filter\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Molten Al Refractory Filter - 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