{"id":12286,"date":"2022-01-14T05:47:10","date_gmt":"2022-01-14T05:47:10","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=12286"},"modified":"2022-01-14T05:47:10","modified_gmt":"2022-01-14T05:47:10","slug":"molten-aluminium-degassing-machines","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/molten-aluminium-degassing-machines\/","title":{"rendered":"M\u00e1quinas de desgasificaci\u00f3n de aluminio fundido"},"content":{"rendered":"<p>Las m\u00e1quinas de desgasificaci\u00f3n de aluminio fundido se utilizan para eliminar el hidr\u00f3geno y las inclusiones no met\u00e1licas del metal fundido. Los gases de proceso que se pueden introducir en el aluminio fundido son diversos, como los gases inertes y el cloro.<\/p>\n<p>El hidr\u00f3geno presente en el aluminio fundido se difunde y queda arrastrado por las burbujas del gas de proceso, y a medida que estas burbujas ascienden a trav\u00e9s del ba\u00f1o de fusi\u00f3n hasta su superficie, el hidr\u00f3geno se libera a la atm\u00f3sfera. Las inclusiones no met\u00e1licas del aluminio fundido son arrastradas hasta la capa de escoria situada en la superficie del metal fundido por las burbujas del gas de proceso. Las inclusiones no met\u00e1licas presentes en la superficie del metal fundido se eliminan mediante filtraci\u00f3n a trav\u00e9s de un <a href=\"http:\/\/www.alalloycasting.com\/es\/australian-ceramic-foam-filter\/\">filtro de espuma cer\u00e1mica<\/a>.<\/p>\n<p>El aluminio fundido, antes de la colada, contiene hidr\u00f3geno disuelto e inclusiones no met\u00e1licas, como \u00f3xidos de aluminio y magnesio, que constituyen impurezas indeseadas. Cuando hay hidr\u00f3geno gaseoso e inclusiones no met\u00e1licas en el aluminio fundido, pueden producirse defectos en los lingotes obtenidos a partir de la masa fundida y en los productos fabricados a partir de dichos lingotes. Por lo tanto, es necesario eliminar el hidr\u00f3geno y las inclusiones no met\u00e1licas del metal fundido.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12287\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2022\/01\/Molten-Aluminium-Degassing-Machines.jpg\" alt=\"M\u00e1quinas de desgasificaci\u00f3n de aluminio fundido\" width=\"600\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2022\/01\/Molten-Aluminium-Degassing-Machines.jpg 600w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2022\/01\/Molten-Aluminium-Degassing-Machines-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Las m\u00e1quinas de desgasificaci\u00f3n de aluminio fundido eliminan el hidr\u00f3geno y las inclusiones no met\u00e1licas del aluminio fundido mediante la introducci\u00f3n de gas inerte o cloro gaseoso en el metal fundido en forma de burbujas. Sin embargo, debido a la presencia de agua en la atm\u00f3sfera, el aluminio y el agua atmosf\u00e9rica reaccionan en la superficie del metal fundido (2Al + 3H\u2082O \u279d Al\u2082O\u2083 + 3H\u2082), lo que da lugar al problema de la infiltraci\u00f3n del hidr\u00f3geno producido en la masa fundida. La superficie del aluminio fundido que se deja reposar suele cubrirse con una capa densa de \u00f3xido de aluminio, de modo que el agua atmosf\u00e9rica no reaccione con el aluminio.<\/p>\n<p>Sin embargo, cuando se inyecta un gas de proceso \u2014como un gas inerte o cloro\u2014 en el aluminio fundido, las burbujas de aire liberadas que flotan en la superficie del metal fundido alteran dicha superficie y destruyen la capa de al\u00famina que la recubre, exponiendo as\u00ed el metal fundido a la atm\u00f3sfera de la pieza rota. A continuaci\u00f3n, el agua presente en la atm\u00f3sfera reacciona con el aluminio y se forma una nueva capa de \u00f3xido sobre la parte da\u00f1ada, lo que produce gas hidr\u00f3geno y permite que el gas penetre en el metal fundido.<\/p>\n<p><a href=\"http:\/\/www.alalloycasting.com\/es\/molten-aluminium-degassing\/\">Desgasificaci\u00f3n del aluminio fundido<\/a> Es un m\u00e9todo para eliminar el hidr\u00f3geno y las inclusiones no met\u00e1licas del aluminio fundido mediante la introducci\u00f3n de un gas de proceso en el aluminio fundido. Se reduce el contenido de agua en la atm\u00f3sfera situada sobre la superficie del aluminio fundido con el fin de disminuir la cantidad de hidr\u00f3geno producida por la reacci\u00f3n entre el aluminio y el agua, lo que da lugar a una mayor eficacia en la eliminaci\u00f3n del hidr\u00f3geno.<\/p>","protected":false},"excerpt":{"rendered":"<p>Molten Aluminium Degassing Machines are used to remove hydrogen and non-metallic inclusions from molten metal. Useful process gases to be introduced into molten aluminium are&hellip;<\/p>","protected":false},"author":1,"featured_media":12287,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-12286","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>Molten Aluminium Degassing Machines -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"Molten Aluminium Degassing Machines are used to remove hydrogen and non-metallic inclusions from molten metal. Useful process gases...\" \/>\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-aluminium-degassing-machines\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Molten Aluminium Degassing Machines -sales@alalloycasting.com\" \/>\n<meta property=\"og:description\" content=\"Molten Aluminium Degassing Machines are used to remove hydrogen and non-metallic inclusions from molten metal. 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