{"id":5616,"date":"2020-10-15T08:12:47","date_gmt":"2020-10-15T08:12:47","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=5616"},"modified":"2020-10-15T08:12:47","modified_gmt":"2020-10-15T08:12:47","slug":"purification-of-aluminium","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/purification-of-aluminium\/","title":{"rendered":"Purificaci\u00f3n del aluminio"},"content":{"rendered":"<p>La purificaci\u00f3n del aluminio consiste principalmente en la desgasificaci\u00f3n y la eliminaci\u00f3n de escoria, por lo que en el horno de fundici\u00f3n se utilizan una serie de tecnolog\u00edas avanzadas de purificaci\u00f3n, como la inyecci\u00f3n de nitr\u00f3geno en polvo para la desgasificaci\u00f3n y la eliminaci\u00f3n de escoria durante el refinado, la desgasificaci\u00f3n en l\u00ednea con nitr\u00f3geno o arg\u00f3n y con una mezcla de nitr\u00f3geno y cloro, y <a href=\"http:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter-pal\/\">filtro de espuma cer\u00e1mica<\/a> Filtrado. Purificar el aluminio fundido, garantizar su calidad y evitar reclamaciones y disputas sobre el producto provocadas por una pureza insuficiente por parte de los clientes de las fases posteriores del proceso.<\/p>\n<p>Las inclusiones no met\u00e1licas y el gas presente en la masa fundida (principalmente H\u2082) son los factores clave que afectan al proceso de fundici\u00f3n y a la calidad del lingote. La aleaci\u00f3n de aluminio tiene una marcada tendencia a oxidarse y a acumular gas, y est\u00e1 en contacto directo con el gas del horno o con la atm\u00f3sfera exterior durante el proceso de fundici\u00f3n. Durante la fundici\u00f3n y el trasvase del aluminio fundido, se generan gases e inclusiones en el ba\u00f1o de fusi\u00f3n debido a la absorci\u00f3n de gases y a la oxidaci\u00f3n, lo que reduce la pureza del aluminio fundido. Las inclusiones y los gases presentes en el metal tienen un impacto significativo en la resistencia mec\u00e1nica, la resistencia a la fatiga, la resistencia a la corrosi\u00f3n y el comportamiento frente a la corrosi\u00f3n bajo tensi\u00f3n de los perfiles de aleaci\u00f3n de aluminio. El control eficaz de las inclusiones oxidadas en el ba\u00f1o de fusi\u00f3n se ha convertido en un objetivo com\u00fan que persiguen la metalurgia, la fundici\u00f3n y el procesamiento de materiales.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5617\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/10\/Purification-of-Aluminium-1.jpg\" alt=\"Purificaci\u00f3n del aluminio\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/10\/Purification-of-Aluminium-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/10\/Purification-of-Aluminium-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>La purificaci\u00f3n del aluminio se lleva a cabo mediante el refinado por inyecci\u00f3n de polvo de nitr\u00f3geno en el horno de fundici\u00f3n, <a href=\"http:\/\/www.alalloycasting.com\/es\/online-aluminum-degassing-system\/\">unidad de desgasificaci\u00f3n en l\u00ednea<\/a>, y el sistema de filtraci\u00f3n CFF. El dispositivo de desgasificaci\u00f3n de doble rotor de AdTech presenta una alta eficiencia en la eliminaci\u00f3n de gases, inclusiones y determinados elementos nocivos del aluminio fundido, y permite lograr un efecto satisfactorio de eliminaci\u00f3n de hidr\u00f3geno y garantizar la calidad interna del lingote. El sistema de filtraci\u00f3n adopta una filtraci\u00f3n de una sola capa y en dos etapas, en funci\u00f3n del caudal de aluminio fundido por unidad de la plataforma de colada. En la producci\u00f3n, se cambia a una filtraci\u00f3n de doble capa y doble etapa seg\u00fan los requisitos del cliente, para satisfacer las exigencias de filtraci\u00f3n de los clientes de gama alta. El filtro de espuma cer\u00e1mica est\u00e1 rodeado por un revestimiento de sellado, que act\u00faa en el punto de contacto entre la placa filtrante y la caja del filtro, con el fin de evitar que el aluminio l\u00edquido se filtre a trav\u00e9s de dicho punto. Nuestra placa filtrante de espuma cer\u00e1mica utiliza tres especificaciones diferentes de juntas de sellado: borde de papel de fibra, borde de algod\u00f3n de fibra y borde de algod\u00f3n expandido.<\/p>","protected":false},"excerpt":{"rendered":"<p>Purification of aluminium is mainly degassing and slag removal, so a series of advanced purification technologies are used in the smelting furnace, such as using&hellip;<\/p>","protected":false},"author":1,"featured_media":5618,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-5616","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>Purification of Aluminium | Online Degassing and Filtering<\/title>\n<meta name=\"description\" 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