{"id":5932,"date":"2019-10-15T03:05:13","date_gmt":"2019-10-15T03:05:13","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=5932"},"modified":"2019-10-15T03:05:13","modified_gmt":"2019-10-15T03:05:13","slug":"liquid-aluminum-refining-system","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/es\/liquid-aluminum-refining-system\/","title":{"rendered":"Sistema de refinado de aluminio l\u00edquido"},"content":{"rendered":"<p>Sistema de refinado de aluminio l\u00edquido: purificaci\u00f3n del aluminio para eliminar impurezas<\/p>\n<p>Para purificarlo de impurezas no met\u00e1licas y gaseosas, as\u00ed como de compuestos de sodio, magnesio y calcio, el aluminio fundido se purga con cloro y se deja reposar en hornos el\u00e9ctricos. En este caso, se produce la siguiente reacci\u00f3n:<\/p>\n<p>2Al + 3Cl\u2082 \u2192 2AlCl\u2083<\/p>\n<p>Sistema de refinado de aluminio l\u00edquido de Adtech China. Ponte en contacto con sales@adtechamm.com<\/p>\n<p>El proceso se lleva a cabo a una temperatura de 700 0C. En estas condiciones, el AlCl\u2083 se encuentra en estado gaseoso. Cuando las burbujas de AlCl\u2083 atraviesan el aluminio fundido, se adsorben en part\u00edculas de al\u00famina, fluoruros met\u00e1licos y carb\u00f3n. Las burbujas, junto con la fase s\u00f3lida, ascienden y forman una capa gris suelta en la superficie, que se retira. Adem\u00e1s, la liberaci\u00f3n de cloro contribuye a eliminar los gases del metal. Tras la purificaci\u00f3n, el contenido de Al es del 99,5 \u2013 99,8%. Es adecuado para la mayor\u00eda de los consumidores, pero en ocasiones se requiere aluminio m\u00e1s puro, en cuyo caso se somete a una purificaci\u00f3n m\u00e1s profunda mediante fusi\u00f3n por zonas o por destilaci\u00f3n a trav\u00e9s de subconexiones.<\/p>\n<p>Fusi\u00f3n por zonas<\/p>\n<p>La fusi\u00f3n por zonas se basa en el hecho de que la solubilidad de las impurezas en el metal s\u00f3lido es menor que en el metal fundido. Para la fusi\u00f3n por zonas, se funden barras de aluminio con un di\u00e1metro de 15-20 mm y una longitud de 250-300 mm. Se coloca una barra en una barquilla de grafito de gran pureza. La barquilla se introduce en un tubo de cuarzo, en el que se crea un vac\u00edo (presi\u00f3n residual de 10\u207b\u2074 mm Hg) para evitar la oxidaci\u00f3n del aluminio.<\/p>\n<p>Se coloca un inductor anular, conectado a una fuente de corriente el\u00e9ctrica de alta frecuencia, alrededor de un tubo de cuarzo. Bajo el inductor, la barra se funde y aparece una zona de aluminio l\u00edquido.<\/p>\n<p>El inductor se desplaza a lo largo de la barra a una velocidad de 1 mm\/min. Tras 10-15 pasadas, se retira la barra y se corta un trozo de 80-100 mm. El resto contiene aluminio 99,9999%.<\/p>\n<p>Destilaci\u00f3n por subconexi\u00f3n<\/p>\n<p>La limpieza a trav\u00e9s de los subconectores se lleva a cabo haciendo pasar cloruro o fluoruro de aluminio en estado gaseoso sobre aluminio fundido a una temperatura superior a 10 000 \u00b0C. En estas condiciones, el aluminio interact\u00faa con el cloruro de aluminio mediante la siguiente reacci\u00f3n:<\/p>\n<p>AlCl\u2083 + 2Al \u2194 3AlCl<\/p>\n<p>&nbsp;<\/p>\n<p>Cuando la temperatura desciende hasta los 700-8000\u0421, se produce la reacci\u00f3n inversa, es decir, el AlCl se descompone en aluminio met\u00e1lico y AlCl\u2083. Las impurezas no se destilan. El contenido de aluminio tras la purificaci\u00f3n mediante este m\u00e9todo es del 99,99999%.<\/p>","protected":false},"excerpt":{"rendered":"<p>Liquid Aluminum Refining System &#8211;\u00a0Purification of aluminum from impurities For purification from non-metallic and gaseous impurities, as well as from compounds of sodium, magnesium and calcium, molten aluminum is purged with chlorine and settled in electric furnaces. In this case, there is a reaction: 2Al&#8230;<\/p>","protected":false},"author":1,"featured_media":4152,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[26523],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Liquid Aluminum Refining System | Adtech China<\/title>\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.adtechamm.com\/es\/liquid-aluminum-refining-system\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Liquid Aluminum Refining System | Adtech China\" \/>\n<meta property=\"og:description\" content=\"Liquid Aluminum Refining System &#8211;\u00a0Purification of aluminum from impurities For purification from non-metallic and gaseous impurities, as well as from compounds of sodium, magnesium and calcium, molten aluminum is purged with chlorine and settled in electric furnaces. 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