{"id":9521,"date":"2021-07-10T06:28:14","date_gmt":"2021-07-10T06:28:14","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9521"},"modified":"2021-07-09T06:32:49","modified_gmt":"2021-07-09T06:32:49","slug":"vacuum-formed-headbox","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/vacuum-formed-headbox\/","title":{"rendered":"Caja de entrada moldeada al vac\u00edo"},"content":{"rendered":"<p>Los par\u00e1metros de colada y la temperatura de la caja de entrada moldeada al vac\u00edo son factores clave para garantizar la producci\u00f3n de colada y laminaci\u00f3n de bobinas de aluminio.<\/p>\n<p>Tras reducir la temperatura de la caja de entrada moldeada al vac\u00edo (tambi\u00e9n denominada caja delantera o tundish), se pueden reducir los defectos de grano grueso provocados por una temperatura excesiva, se puede reducir la reacci\u00f3n de oxidaci\u00f3n y formaci\u00f3n de escoria del metal fundido a alta temperatura y se puede garantizar la calidad de la chapa laminada en caliente.<\/p>\n<p>Debido al aumento de la velocidad de colada, el tama\u00f1o de la segunda fase en la estructura observada a gran aumento de la bobina laminada en caliente es menor, est\u00e1 m\u00e1s disperso y se distribuye de forma m\u00e1s uniforme. Las finas part\u00edculas de compuestos met\u00e1licos intermedios pueden mejorar las propiedades mec\u00e1nicas del material y aumentar su resistencia sin reducir su plasticidad.<\/p>\n<p>Debido al aumento de la velocidad de colada-laminado, mejoran las condiciones de solidificaci\u00f3n de la masa fundida, aumenta la densidad de la estructura interna de la bobina colada y laminada, y mejora significativamente la calidad de la estructura interna. Sin embargo, el aumento de la velocidad de colada-laminaci\u00f3n tambi\u00e9n est\u00e1 limitado a un determinado rango. A medida que aumenta la altura vertical del intervalo de cristalizaci\u00f3n de la aleaci\u00f3n, la velocidad de colada-laminaci\u00f3n debe reducirse en consecuencia.<\/p>\n<p>Con el fin de hacer frente al enfriamiento y al aumento de la velocidad en los procesos de fundici\u00f3n y laminaci\u00f3n, teniendo en cuenta el aumento de la <a href=\"http:\/\/www.alalloycasting.com\/es\/casting-nozzle-roll-gap\/\">distancia entre el rolo y la boquilla<\/a>, es necesario mejorar el m\u00e9todo de distribuci\u00f3n del flujo de la boquilla, as\u00ed como la uniformidad de la temperatura y de la presi\u00f3n del fluido en la cavidad de la boquilla, optimizando la distribuci\u00f3n de los bloques de obstrucci\u00f3n en las puntas de la m\u00e1quina de colada. Para coordinar el enfriamiento con la aceleraci\u00f3n de los procesos de colada y laminaci\u00f3n, es necesario aumentar la intensidad del enfriamiento a fin de garantizar el equilibrio t\u00e9rmico en la producci\u00f3n.<\/p>\n<p>Reducir la temperatura de la caja de entrada y aumentar la velocidad de colada no solo permite aumentar la eficiencia de la producci\u00f3n, sino que tambi\u00e9n mejora la fluidez de la masa fundida y las condiciones de solidificaci\u00f3n de la misma, y aumenta la densidad de la estructura interna de la bobina laminada en caliente.<\/p>","protected":false},"excerpt":{"rendered":"<p>The casting tips and temperature of vacuum formed headbox are the key factors to ensure the aluminum coil casting and rolling production. After lowering the&hellip;<\/p>","protected":false},"author":1,"featured_media":9522,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-9521","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>Vacuum Formed Headbox -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"The casting tips and temperature of vacuum formed headbox are the key factors to ensure aluminum coil casting and rolling production.\" \/>\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\/vacuum-formed-headbox\/\" \/>\n<meta property=\"og:locale\" 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