{"id":10245,"date":"2021-09-10T06:13:45","date_gmt":"2021-09-10T06:13:45","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=10245"},"modified":"2021-09-10T06:13:45","modified_gmt":"2021-09-10T06:13:45","slug":"molten-aluminum-feed-tip","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/molten-aluminum-feed-tip\/","title":{"rendered":"Boquilla de alimentaci\u00f3n de aluminio fundido"},"content":{"rendered":"<p>La boquilla de alimentaci\u00f3n de aluminio fundido es un componente clave que distribuye y transporta directamente el aluminio fundido hacia el espacio entre rodillos durante el proceso de colada y laminaci\u00f3n. La idoneidad y la viabilidad de los materiales de la boquilla de alimentaci\u00f3n de aluminio fundido son muy importantes para garantizar una producci\u00f3n normal, estabilizar diversos par\u00e1metros del proceso y mejorar la calidad de las planchas coladas y laminadas.<\/p>\n<p><strong>Requisitos para la boquilla de alimentaci\u00f3n de aluminio fundido<\/strong><\/p>\n<p>Una vez que el aluminio fundido purificado entra en la boquilla de colada desde el <a href=\"http:\/\/www.alalloycasting.com\/es\/front-box\/\">compartimento delantero<\/a> Dentro de un determinado rango de temperaturas (690-730 \u2103), a una presi\u00f3n determinada, el flujo circula por el interior de la tobera en la direcci\u00f3n de la salida de la misma, que presenta la menor resistencia, y dicha resistencia es inversamente proporcional al caudal. Relaci\u00f3n funcional. Seg\u00fan la teor\u00eda de la capa l\u00edmite de la mec\u00e1nica de fluidos, la velocidad de flujo en la zona central, alejada del borde de la boquilla, es mayor que en la zona l\u00edmite.<\/p>\n<p>Para garantizar que el flujo de l\u00edquido alrededor de la salida sea b\u00e1sicamente estable y que el caudal sea constante, as\u00ed como para mantener el estado normal de equilibrio entre la colada y el laminado en el interior de la boquilla de colada, es necesario instalar bloques de derivaci\u00f3n adecuados en el interior de la misma. El bloque de derivaci\u00f3n aumenta la resistencia del fluido en la zona central y la reduce en la zona perif\u00e9rica, al tiempo que se controla moderadamente la resistencia a ambos lados. Por lo tanto, el tama\u00f1o adecuado de los canales de colada dentro de la boquilla, as\u00ed como la forma, el tama\u00f1o y la disposici\u00f3n de los bloques de canales, son extremadamente importantes.<\/p>\n<p>El <a href=\"http:\/\/www.alalloycasting.com\/es\/casting-tip-nozzle\/\">boquilla de la punta de fundici\u00f3n<\/a> El material no debe reaccionar qu\u00edmicamente con el aluminio fundido, no debe corroerse, debe tener una cierta resistencia y rigidez, presentar un bajo coeficiente de expansi\u00f3n t\u00e9rmica y poseer un cierto grado de estabilidad t\u00e9rmica. Los materiales de fibra de al\u00famina y los de fibra cer\u00e1mica pueden cumplir los requisitos anteriores tras su tratamiento. Las puntas de colada de fibra cer\u00e1mica de AdTech se utilizan espec\u00edficamente para la fundici\u00f3n y la laminaci\u00f3n de aleaciones de aluminio. La punta de alimentaci\u00f3n de AdTech para la m\u00e1quina de colada de chapas presenta una densidad moderada, un buen aislamiento t\u00e9rmico, unas dimensiones precisas, una alta resistencia a la oxidaci\u00f3n y una baja deformaci\u00f3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>The molten aluminum feed tip is a key component that directly distributes and transports the molten aluminum to the roll gap during the casting and&hellip;<\/p>","protected":false},"author":1,"featured_media":10251,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-10245","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>Molten Aluminum Feed Tip, Casting Tips and Nozzle<\/title>\n<meta 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