{"id":11043,"date":"2021-11-03T08:49:41","date_gmt":"2021-11-03T08:49:41","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=11043"},"modified":"2021-11-03T08:49:41","modified_gmt":"2021-11-03T08:49:41","slug":"casting-and-rolling-production","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/casting-and-rolling-production\/","title":{"rendered":"Producci\u00f3n de piezas fundidas y laminadas"},"content":{"rendered":"<p><strong>Proceso de producci\u00f3n industrial de fundici\u00f3n y laminaci\u00f3n<\/strong><\/p>\n<p>El metal fundido del horno fijo se desgasifica y se le retira la escoria mediante el sistema de desgasificaci\u00f3n en l\u00ednea. Tras pasar por el sistema de filtrado, el aluminio fundido se introduce de forma estable en la boquilla de colada a trav\u00e9s del sistema de control del nivel de l\u00edquido. A continuaci\u00f3n, se transporta desde la boquilla de colada hasta la ranura entre rodillos del laminador de colada. Tras la colada continua y la laminaci\u00f3n, se convierte en una chapa laminada en caliente y, tras el corte, se enrolla en una bobina laminada en caliente mediante una bobinadora.<\/p>\n<p>En el proceso de producci\u00f3n de fundici\u00f3n y laminaci\u00f3n, la diferencia de temperatura entre la superficie y el centro es relativamente grande: la capa superficial tiene una temperatura baja y no se deforma f\u00e1cilmente, mientras que la temperatura en el centro es alta y se deforma con facilidad. Al pasar de la zona de colada a la zona de deformaci\u00f3n, el metal se somete al laminado; el metal de la superficie se adhiere a la superficie del rodillo de laminaci\u00f3n, mientras que el metal del centro de la plancha se desliza hacia atr\u00e1s con respecto al metal de la superficie.<\/p>\n<p>Debido a la deformaci\u00f3n y al flujo irregulares, la capa exterior de la capa solidificada en la cavidad l\u00edquida se ve sometida a una tensi\u00f3n de tracci\u00f3n. En la zona de colada, cuando la cavidad l\u00edquida es poco profunda, la capa solidificada es m\u00e1s gruesa y es menos probable que se produzcan grietas. Y cuando el hueco l\u00edquido es m\u00e1s profundo. la capa solidificada es m\u00e1s delgada. Cuando la tensi\u00f3n de tracci\u00f3n generada por la deformaci\u00f3n desigual es lo suficientemente grande, la capa solidificada se agrieta en el punto d\u00e9bil y, a continuaci\u00f3n, la grieta se expande hasta formarse una fisura.<\/p>\n<p>Cuando la masa fundida se sobrecalienta o ha permanecido inactiva durante demasiado tiempo, se reducen los puntos de nucleaci\u00f3n en la masa fundida y es probable que se produzcan grietas en los l\u00edmites de grano.<\/p>\n<p>Cuando la velocidad de colada y laminaci\u00f3n es mayor o la temperatura de la caja delantera es m\u00e1s alta, la superficie de colada y laminaci\u00f3n es mayor y la boquilla de alimentaci\u00f3n est\u00e1 parcialmente da\u00f1ada, lo que hace que la cavidad del l\u00edquido sea m\u00e1s profunda, por lo que es probable que aparezcan grietas en la superficie de la chapa colada y laminada.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11045\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/11\/Casting-and-Rolling-Production-1.jpg\" alt=\"\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/11\/Casting-and-Rolling-Production-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/11\/Casting-and-Rolling-Production-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p><strong>M\u00e9todo de prevenci\u00f3n<\/strong><\/p>\n<p>Coloca adecuadamente las juntas de la boquilla de alimentaci\u00f3n para mantener en buen estado la superficie del rodillo y conseguir una distribuci\u00f3n uniforme de la temperatura en el frente de cristalizaci\u00f3n.<\/p>\n<p>Reducir adecuadamente la zona de fundici\u00f3n-laminaci\u00f3n, disminuir la velocidad de fundici\u00f3n-laminaci\u00f3n y la temperatura de la caja delantera, de modo que la capa solidificada en la zona de fundici\u00f3n-laminaci\u00f3n adquiera mayor espesor y no se rompa f\u00e1cilmente durante la deformaci\u00f3n por laminaci\u00f3n.<\/p>\n<p>Intenta reducir el tiempo de fundici\u00f3n para evitar que el material fundido se sobrecaliente. <a href=\"http:\/\/www.alalloycasting.com\/es\/refining-agents\/\">Agente refinador<\/a> Se utiliza para aumentar la capacidad de nucleaci\u00f3n, refinar los granos, mejorar la plasticidad y reducir la tendencia a la formaci\u00f3n de grietas.<\/p>\n<p>Cuando la boquilla de la punta de fundici\u00f3n est\u00e9 da\u00f1ada, sustit\u00fayela a tiempo.<\/p>","protected":false},"excerpt":{"rendered":"<p>Industrial Casting and Rolling Production Process The molten metal in the stationary furnace is degassed and slag removed by the online degassing system. After the&hellip;<\/p>","protected":false},"author":1,"featured_media":11044,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[12778,774],"class_list":["post-11043","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-casting-and-rolling-production","tag-casting-tips-and-nozzle"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Casting and Rolling Production, Casting Tips and Nozzle<\/title>\n<meta name=\"description\" content=\"Industrial Casting and Rolling Production Process: After the online degassing filtering, the molten aluminum is fed into the casting nozzle.\" \/>\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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