{"id":9614,"date":"2021-07-16T03:28:18","date_gmt":"2021-07-16T03:28:18","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9614"},"modified":"2021-07-16T03:28:18","modified_gmt":"2021-07-16T03:28:18","slug":"fluxes-for-aluminum-foundry","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/fluxes-for-aluminum-foundry\/","title":{"rendered":"Fundentes para fundici\u00f3n de aluminio"},"content":{"rendered":"<p>Los fundentes para fundici\u00f3n de aluminio eliminan las inclusiones de escoria del metal fundido de aleaci\u00f3n de aluminio principalmente a trav\u00e9s de tres procesos: adsorci\u00f3n, disoluci\u00f3n y combinaci\u00f3n.<\/p>\n<p>La adsorci\u00f3n se basa principalmente en los efectos mec\u00e1nicos y qu\u00edmicos del agente refinador para eliminar las inclusiones de gas y escoria del ba\u00f1o de fusi\u00f3n, con el fin de purificar el interior del horno.<\/p>\n<p>La disoluci\u00f3n se consigue principalmente mediante la adici\u00f3n de sustancias qu\u00edmicas capaces de disolverse junto con la escoria en el fundente. Gracias a que presentan propiedades f\u00edsicas y qu\u00edmicas similares, se produce la disoluci\u00f3n y, a continuaci\u00f3n, se eliminan junto con el fundente. Por ejemplo, el Na\u2083AlF\u2086 puede disolver el Al\u2082O\u2083.<\/p>\n<p>La reacci\u00f3n qu\u00edmica se produce mediante la reacci\u00f3n qu\u00edmica entre el <a href=\"http:\/\/www.alalloycasting.com\/es\/deslagging-flux\/\">fundente desescoriador<\/a> y la inclusi\u00f3n de escoria para generar otros compuestos f\u00e1cilmente eliminables con el fin de lograr la eliminaci\u00f3n deseada, como el Na\u2082SiF\u2086. El Na\u2083AlF\u2086 y el AlF\u2083 generados por la reacci\u00f3n del Al\u2082O\u2083 restante pueden refinarse mediante otros mecanismos.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9540\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/07\/Aluminum-Melt-Refining-in-Furnace-1.jpg\" alt=\"Refinado de aluminio fundido en horno\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/07\/Aluminum-Melt-Refining-in-Furnace-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/07\/Aluminum-Melt-Refining-in-Furnace-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Las inclusiones de \u00f3xido no met\u00e1lico y la matriz de los materiales de aleaci\u00f3n de aluminio presentan par\u00e1metros de rendimiento diferentes, como el m\u00f3dulo de elasticidad, la dureza y el coeficiente de dilataci\u00f3n. Bajo la acci\u00f3n de una fuerza externa, las inclusiones son propensas a la concentraci\u00f3n de tensiones en las esquinas afiladas de las inclusiones oxidadas, lo que puede cortar la estructura de la matriz, provocar fugas en el producto o hacer que sea propenso a la corrosi\u00f3n, y reducir significativamente las propiedades mec\u00e1nicas y la resistencia a la corrosi\u00f3n bajo tensi\u00f3n. La presencia de escoria tambi\u00e9n reduce la fluidez de la aleaci\u00f3n y su capacidad para llenar el molde, y aumenta la propensi\u00f3n a los defectos de fundici\u00f3n. Las inclusiones tambi\u00e9n pueden aumentar la tendencia a la absorci\u00f3n de gases del aluminio fundido, bloquear la difusi\u00f3n y la precipitaci\u00f3n de gases, y favorecer la formaci\u00f3n de porosidad secundaria y huecos durante el proceso de tratamiento t\u00e9rmico.<\/p>\n<p>Purificar el aluminio fundido, eliminar las escorias, los gases y otras sustancias nocivas presentes en la masa fundida, con el fin de garantizar la calidad de las piezas fundidas de aleaci\u00f3n de aluminio. Los fundentes para fundici\u00f3n de aluminio se utilizan ampliamente en las fundiciones y en las plantas de fundici\u00f3n. El <a href=\"http:\/\/www.alalloycasting.com\/es\/refining-agent\/\">agente refinador<\/a>, el eliminador de escoria, el agente de recubrimiento y el agente de limpieza de hornos fabricados por AdTech tienen diferentes usos. Puede elegir nuestros productos en funci\u00f3n de sus necesidades.<\/p>","protected":false},"excerpt":{"rendered":"<p>The fluxes for aluminum foundry remove the slag inclusion in the aluminum alloy melt mainly through three ways of adsorption, dissolution, and compounding. Adsorption mainly&hellip;<\/p>","protected":false},"author":1,"featured_media":9615,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-9614","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fluxes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fluxes for Aluminum Foundry -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"The fluxes for aluminum foundry remove the slag inclusion in the aluminum alloy melt mainly through adsorption, dissolution and compounding.\" \/>\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\/fluxes-for-aluminum-foundry\/\" \/>\n<meta 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