{"id":11179,"date":"2021-11-13T08:08:53","date_gmt":"2021-11-13T08:08:53","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=11179"},"modified":"2021-11-12T08:11:47","modified_gmt":"2021-11-12T08:11:47","slug":"fluxes-for-aluminium-melting","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/fluxes-for-aluminium-melting\/","title":{"rendered":"Fundentes para la fundici\u00f3n de aluminio"},"content":{"rendered":"<p>Los fundentes para la fundici\u00f3n de aluminio permiten eliminar el hidr\u00f3geno, los \u00f3xidos y otras impurezas. Seg\u00fan sus diferentes usos, los fundentes para la fundici\u00f3n de aluminio pueden clasificarse en agentes refinadores, agentes de recubrimiento, agentes de escoria, agentes de limpieza, agentes desgasificantes, etc.<\/p>\n<p>El hidr\u00f3geno, presente en la fundici\u00f3n principalmente debido a la descomposici\u00f3n del vapor de agua, es muy soluble en las aleaciones de aluminio l\u00edquidas, pero mucho menos en la fase s\u00f3lida. Cuando el aluminio se solidifica, el exceso de hidr\u00f3geno disuelto se separa de la soluci\u00f3n y forma burbujas, cuyo tama\u00f1o puede variar desde el de un poro hasta dimensiones mucho mayores. El metal que no ha sido desgasificado antes de la fundici\u00f3n es vulnerable a este tipo de defecto.<\/p>\n<p>El aluminio es qu\u00edmicamente muy activo. En todas las superficies reci\u00e9n expuestas se forma r\u00e1pidamente una pel\u00edcula o capa resistente de \u00f3xido de aluminio, especialmente en estado fundido. La incorporaci\u00f3n de chatarra o lingotes a la masa fundida, as\u00ed como la agitaci\u00f3n y el removido, provocan que el \u00f3xido de aluminio quede en suspensi\u00f3n en la masa fundida. Si estos \u00f3xidos se incluyen en el producto fundido, pueden provocar defectos, por lo que deben eliminarse de la masa fundida. La mayor\u00eda de los \u00f3xidos son de aluminio, pero los elementos de aleaci\u00f3n como el magnesio, el hierro, el cobre y el titanio tambi\u00e9n pueden formar sus propios \u00f3xidos.<\/p>\n<p><a href=\"http:\/\/www.alalloycasting.com\/es\/fluxes\/\">Fundentes de limpieza<\/a> son necesarios para eliminar los \u00f3xidos del ba\u00f1o de fusi\u00f3n, mientras que los fundentes de recubrimiento act\u00faan como barrera en la superficie del ba\u00f1o de fusi\u00f3n para impedir la formaci\u00f3n de \u00f3xidos.<\/p>\n<p>La empresa UAE Global Aluminum Corporation (EGA) ha finalizado la ampliaci\u00f3n de la fundici\u00f3n de Al Taweelah, en Abu Dabi, con el fin de aumentar la capacidad de producci\u00f3n anual de la planta en 78 000 toneladas.<\/p>\n<p>El director general de EGA, Abdulnasser bin Kalban, declar\u00f3: \u201cA medida que el mundo se recupera mejor de la COVID-19, la finalizaci\u00f3n de este proyecto de ampliaci\u00f3n ha aumentado nuestra capacidad de producci\u00f3n ante la fuerte demanda de aluminio. El proyecto de ampliaci\u00f3n se ha mantenido por debajo del presupuesto y se ha ejecutado seg\u00fan lo previsto\u201d.\u201d<\/p>\n<p>\u201cLos 2.843 electrolizadores de EGA utilizan nuestra propia tecnolog\u00eda de alta eficiencia, desarrollada en los Emiratos \u00c1rabes Unidos. Se trata de una importante fuente de ventaja competitiva y de nuestro orgullo como l\u00edder mundial en la industria del aluminio\u201d.\u201d<\/p>\n<p>Mubadala Investment Company, la divisi\u00f3n de inversiones estrat\u00e9gicas de Abu Dabi, y Dubai Investment Corporation son los copropietarios de EGA. Sin embargo, en el primer semestre de 2021, la empresa vendi\u00f3 1,18 millones de toneladas de aluminio a clientes de m\u00e1s de 50 pa\u00edses, y en 2020 vendi\u00f3 2,52 millones de toneladas.<\/p>\n<p>A medida que la econom\u00eda mundial intentaba recuperarse y volver a la situaci\u00f3n anterior a la pandemia, la demanda de aluminio se dispar\u00f3, lo que hizo que el precio alcanzara y superara los US$3.000 por tonelada, aunque se estabiliz\u00f3 en US$2.555 por tonelada el 5 de noviembre de 2021.<\/p>\n<p>EGA declar\u00f3: \u201cLa ampliaci\u00f3n de la fundici\u00f3n de Al Taweelah se llev\u00f3 a cabo en tres fases utilizando tecnolog\u00eda propia de la empresa. La primera fase entr\u00f3 en funcionamiento en abril y la segunda, en julio\u201d.\u201d<\/p>\n<p>\u201cDesde la d\u00e9cada de los noventa, EGA ha utilizado su propia tecnolog\u00eda en todas las ampliaciones de su fundici\u00f3n y ha renovado todas sus antiguas l\u00edneas de producci\u00f3n\u201d, a\u00f1adi\u00f3.<\/p>","protected":false},"excerpt":{"rendered":"<p>Fluxes for Aluminium Melting can remove hydrogen, oxides, and other impurities. According to different uses, Fluxes for Aluminium Melting can be divided into refining agent,&hellip;<\/p>","protected":false},"author":1,"featured_media":11180,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-11179","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>Fluxes for Aluminium Melting -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"Fluxes for Aluminium Melting can be divided into refining agent, covering agent, slagging agent, cleaning agent, degassing agent, etc.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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