{"id":6376,"date":"2020-11-12T09:00:16","date_gmt":"2020-11-12T09:00:16","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=6376"},"modified":"2020-11-12T09:00:16","modified_gmt":"2020-11-12T09:00:16","slug":"online-purification","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/online-purification\/","title":{"rendered":"Purificaci\u00f3n en l\u00ednea"},"content":{"rendered":"<p>Al mejorar el dise\u00f1o de los equipos de purificaci\u00f3n en l\u00ednea, se reduce el grado de contaminaci\u00f3n de la masa fundida tras la purificaci\u00f3n. Adem\u00e1s, mediante la mejora de algunos detalles de las operaciones de producci\u00f3n, es posible garantizar que el aluminio l\u00edquido no se contamine en la mayor medida posible, asegurar la pureza del aluminio l\u00edquido y, finalmente, alcanzar el objetivo de la producci\u00f3n en masa de aluminio l\u00edquido y barras de aluminio altamente purificadas.<\/p>\n<p>En teor\u00eda, la pureza del aluminio fundido deber\u00eda alcanzar un alto nivel tras el refinado en el horno y el desgasificado y la escorificaci\u00f3n en l\u00ednea. Sin embargo, los resultados reales a menudo no son los ideales. Una de las razones principales es que el aluminio l\u00edquido pasa a trav\u00e9s del canal de colada, as\u00ed como las condiciones de escorificaci\u00f3n y aspiraci\u00f3n de gases durante el proceso de fundici\u00f3n. En ese momento, el aluminio fundido se encuentra en un estado \u201cdesprotegido\u201d, y el gas absorbido y las inclusiones no met\u00e1licas generadas tienen m\u00e1s probabilidades de fluir hacia la barra de colada, formando una \u201ccontaminaci\u00f3n secundaria\u201d. Cuanto m\u00e1s largo es el canal de colada, mayor es la probabilidad y el grado de contaminaci\u00f3n secundaria.<\/p>\n<p>Teniendo en cuenta los problemas mencionados anteriormente, se pueden adoptar tres medidas a la hora de dise\u00f1ar el sistema de purificaci\u00f3n en l\u00ednea:<\/p>\n<ul>\n<li>Acorta la longitud del <a href=\"http:\/\/www.alalloycasting.com\/es\/casting-launder-2\/\">canal de lavado<\/a>. Introduzca el molde por la salida de agua de colada, y la longitud del canal de colada no deber\u00e1 superar los 2 m. En lo que respecta al desnivel del canal de colada, en lugar de recurrir a una inclinaci\u00f3n excesiva, se adopta el m\u00e9todo de superposici\u00f3n de dos conjuntos de canales de colada para garantizar al m\u00e1ximo la estabilidad del nivel del l\u00edquido y evitar que el aluminio fundido se desplace y se forme escoria.<\/li>\n<li>El dise\u00f1o integrado del <a href=\"http:\/\/www.alalloycasting.com\/es\/cff-filtration\/\">Filtraci\u00f3n CFF<\/a> y <a href=\"http:\/\/www.alalloycasting.com\/es\/degassing-system\/\">sistema de desgasificaci\u00f3n<\/a> facilita el proceso de transferencia y reduce al m\u00e1ximo la longitud del canal de flujo.<\/li>\n<li>La placa filtrante de la filtraci\u00f3n secundaria se coloca directamente sobre el cristalizador para garantizar que el aluminio l\u00edquido se filtre directamente en la colada, lo que reduce la incidencia de contaminaci\u00f3n secundaria. Durante el refinado en el horno, la cantidad de agente refinador es suficiente para garantizar el tiempo de refinado y evitar atascos en el proceso. Se aplica rigurosamente el sistema de recocido del sistema de colada. Estas medidas tendr\u00e1n un impacto positivo en el control de la pureza.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6377\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/11\/Online-Purification.jpg\" alt=\"Purificaci\u00f3n en l\u00ednea\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Online-Purification.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Online-Purification-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Para fabricar varillas de aluminio de mayor pureza, hay que tener en cuenta varios aspectos:<\/p>\n<ul>\n<li>Cuando se cambie el tipo de aleaci\u00f3n, vac\u00ede el aluminio fundido del dispositivo de purificaci\u00f3n y l\u00edmpielo.<\/li>\n<li>La bandeja de la impresora debe hornearse a fondo.<\/li>\n<li>Al fundir en el horno, utiliza un agente protector para evitar la inhalaci\u00f3n de aire.<\/li>\n<li>La bandeja de cocci\u00f3n debe instalarse durante el turno anterior y hornearse por completo.<\/li>\n<li>En la fabricaci\u00f3n y el mantenimiento de la placa del molde del canal se utiliza un material aislante refractario ligero que presenta una buena permeabilidad al aire, lo que favorece un secado completo y, adem\u00e1s, evita la entrada de aire.<\/li>\n<li>Elimina los residuos de la superficie del filtro antes de cargarlo y comprueba la porosidad oculta.<\/li>\n<\/ul>\n<p>Cabe destacar que este conjunto de equipos de purificaci\u00f3n en l\u00ednea se puso en funcionamiento en una f\u00e1brica de aluminio en marzo y ha estado funcionando de forma estable, con unos resultados \u00f3ptimos en cuanto a desgasificaci\u00f3n y eliminaci\u00f3n de escoria. Sin embargo, tras la temporada de lluvias, el efecto de purificaci\u00f3n se ve muy afectado. Se observa, por tanto, que los factores ambientales son un elemento importante que influye en la pureza de la masa fundida. La purificaci\u00f3n del metal fundido no es un problema que pueda resolverse \u00fanicamente con equipos avanzados. Requiere una consideraci\u00f3n integral y una planificaci\u00f3n global que abarque la gesti\u00f3n de la producci\u00f3n, el mantenimiento de los equipos, las especificaciones del proceso y otros aspectos para lograr un resultado m\u00e1s \u00f3ptimo.<\/p>","protected":false},"excerpt":{"rendered":"<p>By improving the design of online purification equipment, the degree of contamination of the melt after purification is reduced. In addition, through the improvement of&hellip;<\/p>","protected":false},"author":1,"featured_media":6378,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-6376","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>Online Purification with CFF Filtration and Degassing System<\/title>\n<meta name=\"description\" content=\"By improving the design of online purification equipment, the degree of contamination of the melt after purification is reduced.\" \/>\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\/online-purification\/\" \/>\n<meta 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