{"id":3993,"date":"2020-08-21T09:46:23","date_gmt":"2020-08-21T09:46:23","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=3993"},"modified":"2020-08-21T09:46:23","modified_gmt":"2020-08-21T09:46:23","slug":"filtering-molten-aluminum","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/filtering-molten-aluminum\/","title":{"rendered":"Filtrado de aluminio fundido"},"content":{"rendered":"<p>El filtrado del aluminio fundido es el m\u00e9todo m\u00e1s eficaz para eliminar las escorias no met\u00e1licas presentes en el aluminio fundido. En la fundici\u00f3n de aleaciones de aluminio, se utilizan filtros de tela de vidrio multicapa o <a href=\"http:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter\/\">filtro de espuma cer\u00e1mica<\/a> Se suele utilizar. Independientemente del m\u00e9todo de filtraci\u00f3n que se adopte, para garantizar la filtraci\u00f3n normal del aluminio fundido, es necesario eliminar la espuma superficial antes de proceder a la filtraci\u00f3n, ya que esta tiende a obstruir la malla del material filtrante e impide que se lleve a cabo la filtraci\u00f3n. La forma m\u00e1s sencilla de eliminar la espuma de la superficie del aluminio fundido es colocar un deflector de escoria en el canal de vertido, de modo que el aluminio fundido pueda desprenderse de la espuma antes de la filtraci\u00f3n.<\/p>\n<p>Para fabricar barras de fundici\u00f3n de aleaci\u00f3n de aluminio de alta calidad, adem\u00e1s de seleccionar los componentes adecuados y controlar estrictamente la temperatura de fusi\u00f3n, la temperatura de fundici\u00f3n, el tratamiento de refinado de grano, el refinado del l\u00edquido de aleaci\u00f3n y el filtrado del aluminio fundido, entre otras medidas del proceso, tambi\u00e9n es necesario realizar las operaciones con cuidado para evitar que la pel\u00edcula de \u00f3xido se agriete o se desprendan sus part\u00edculas.<\/p>\n<p>Durante la colada, hay que evitar en la medida de lo posible la turbulencia y el oleaje del aluminio fundido. No se deben utilizar herramientas para remover el aluminio fundido en la canaleta y la placa de derivaci\u00f3n con facilidad, de modo que el aluminio fundido fluya suavemente hacia el molde bajo la protecci\u00f3n de la pel\u00edcula de \u00f3xido superficial. Esto se debe a que la herramienta que agita el aluminio fundido y el propio flujo de este rompen la pel\u00edcula de \u00f3xido de la superficie del aluminio fundido, provocando una nueva oxidaci\u00f3n y, al mismo tiempo, haciendo que la pel\u00edcula de \u00f3xido se incorpore al aluminio fundido.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3995\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/08\/Filtering-Molten-Aluminum-1.jpg\" alt=\"Filtrado de aluminio fundido\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/08\/Filtering-Molten-Aluminum-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/08\/Filtering-Molten-Aluminum-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Diversos estudios han demostrado que la pel\u00edcula de \u00f3xido tiene una capacidad de adsorci\u00f3n muy elevada, ya que contiene 2% de agua. Cuando la pel\u00edcula de \u00f3xido entra en contacto con el aluminio fundido, el agua que contiene reacciona con este, lo que provoca la absorci\u00f3n de hidr\u00f3geno y la formaci\u00f3n de inclusiones de escoria. Antes de realizar el vertido, precalienta y seca completamente el canal de colada, <a href=\"http:\/\/www.alalloycasting.com\/es\/distributing-launder\/\">canal de distribuci\u00f3n<\/a> y otros sistemas de fundici\u00f3n para evitar que la reacci\u00f3n entre la humedad y el aluminio fundido provoque la absorci\u00f3n de hidr\u00f3geno.<\/p>\n<p>Por \u00faltimo, las barras de aluminio se homogeneizan, lo que permite fabricar barras de aluminio de alta calidad, lo que a su vez proporciona una base material fiable para la producci\u00f3n de perfiles de alta calidad.<\/p>","protected":false},"excerpt":{"rendered":"<p>Filtering molten aluminum is the most effective method to remove non-metallic slag in molten aluminum. In the casting of aluminum alloy, multi-layer glass cloth filter&hellip;<\/p>","protected":false},"author":1,"featured_media":3994,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[1714,4497],"class_list":["post-3993","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-ceramic-foam-filtration","tag-filtering-molten-aluminum"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Filtering Molten Aluminum to Remove Non-metallic Slag<\/title>\n<meta name=\"description\" content=\"Filtering molten aluminum is the most effective method to remove non-metallic slag in molten aluminum. Ceramic foam filter is generally used.\" \/>\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\/filtering-molten-aluminum\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Filtering Molten Aluminum to Remove Non-metallic Slag\" \/>\n<meta property=\"og:description\" content=\"Filtering molten aluminum is the most effective method to remove non-metallic slag in molten aluminum. 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