{"id":10098,"date":"2021-08-27T06:51:23","date_gmt":"2021-08-27T06:51:23","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=10098"},"modified":"2021-08-26T06:51:39","modified_gmt":"2021-08-26T06:51:39","slug":"aluminum-alloy-degassing-purification","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/aluminum-alloy-degassing-purification\/","title":{"rendered":"Purificaci\u00f3n y desgasificaci\u00f3n de aleaciones de aluminio"},"content":{"rendered":"<p>La purificaci\u00f3n por desgasificaci\u00f3n de las aleaciones de aluminio es una etapa fundamental en la producci\u00f3n de estas aleaciones. Permite reducir el hidr\u00f3geno disuelto en el metal fundido, mejorar la pureza del metal al eliminar impurezas y reducir el contenido de metales alcalinos en la aleaci\u00f3n final, con el fin de obtener un aluminio fundido m\u00e1s puro.<\/p>\n<p>La purificaci\u00f3n por desgasificaci\u00f3n de las aleaciones de aluminio se consigue inyectando una mezcla de gases en el metal fundido. La superficie de contacto entre las burbujas y el metal fundido produce una reacci\u00f3n f\u00edsica y qu\u00edmica que reduce la captura de hidr\u00f3geno fusible y difusible en fase gaseosa, as\u00ed como de part\u00edculas s\u00f3lidas de impurezas.<\/p>\n<p>Existen dos m\u00e9todos para la purificaci\u00f3n y desgasificaci\u00f3n de las aleaciones de aluminio. Uno es la purificaci\u00f3n y desgasificaci\u00f3n est\u00e1ticas, que se llevan a cabo en el horno de fusi\u00f3n de fundici\u00f3n. El otro es la purificaci\u00f3n y desgasificaci\u00f3n en l\u00ednea, para lo cual se utiliza un conjunto de equipos especialmente dise\u00f1ados que se instalan entre el horno de fusi\u00f3n de fundici\u00f3n y la m\u00e1quina de fundici\u00f3n.<\/p>\n<p>La purificaci\u00f3n del aluminio fundido en el horno es muy limitada. Para mejorar a\u00fan m\u00e1s la pureza de la aleaci\u00f3n de aluminio fundida, es m\u00e1s importante recurrir a un tratamiento de purificaci\u00f3n en l\u00ednea fuera del horno, con el fin de eliminar de forma m\u00e1s eficaz los gases nocivos y las inclusiones no met\u00e1licas presentes en la aleaci\u00f3n de aluminio fundida y producir aleaciones de aluminio fundido de alta calidad.<\/p>\n<p>La eliminaci\u00f3n del hidr\u00f3geno puede llevarse a cabo mediante la dispersi\u00f3n de gas neutro (Ar o N) en un <a href=\"http:\/\/www.alalloycasting.com\/es\/online-degassing-system\/\">sistema de desgasificaci\u00f3n en l\u00ednea<\/a> y al entrar en contacto con el aluminio fundido. La mayor eficiencia en la eliminaci\u00f3n del hidr\u00f3geno se consigue aumentando la superficie de intercambio entre el hidr\u00f3geno disuelto y el aluminio fundido, es decir, reduciendo al m\u00e1ximo el tama\u00f1o de las burbujas.<\/p>\n<p>Las funciones del sistema de purificaci\u00f3n y desgasificaci\u00f3n en l\u00ednea son las siguientes:<\/p>\n<p>(1) El contacto es m\u00e1s eficaz y se puede reducir la cantidad de gas de reacci\u00f3n necesaria.<br \/>\n(2) Reducir la contaminaci\u00f3n atmosf\u00e9rica.<br \/>\n(3) Lograr que el metal se solidifique en menos tiempo y reducir el contenido de ox\u00edgeno en el producto final.<br \/>\n(4) Reducir la cantidad de escoria de aluminio y disminuir a\u00fan m\u00e1s la turbulencia en la superficie del metal.<\/p>","protected":false},"excerpt":{"rendered":"<p>Aluminum alloy degassing purification is a basic step in the production of aluminum alloy. It can reduce the hydrogen melted in the solid metal, improve&hellip;<\/p>","protected":false},"author":1,"featured_media":10099,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[12511,642],"class_list":["post-10098","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-aluminum-alloy-degassing-purification","tag-online-degassing-system"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aluminum Alloy Degassing Purification, Online Degassing System<\/title>\n<meta name=\"description\" content=\"Aluminum alloy degassing purification can reduce the hydrogen melted in the solid metal, improve the purity of the metal.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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