{"id":8574,"date":"2021-04-28T06:53:16","date_gmt":"2021-04-28T06:53:16","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=8574"},"modified":"2021-04-28T06:59:13","modified_gmt":"2021-04-28T06:59:13","slug":"feeding-tip-nozzle","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/feeding-tip-nozzle\/","title":{"rendered":"Boquilla de alimentaci\u00f3n"},"content":{"rendered":"<p>La boquilla de la punta de alimentaci\u00f3n se fabrica presionando la almohadilla amortiguadora directamente contra la superficie de la cara exterior de la boquilla de la punta de alimentaci\u00f3n mientras esta se moldea. Normalmente, la boquilla de alimentaci\u00f3n est\u00e1 fabricada con fieltro de fibras refractarias (al\u00famina y s\u00edlice); el fieltro se obtiene dispersando dichas fibras en una soluci\u00f3n acuosa que contiene una dispersi\u00f3n de s\u00edlice coloidal, de modo que la suspensi\u00f3n resultante mantenga un 5% en peso de dichas fibras. Se forma una capa de fieltro sumergiendo una malla de fieltrado en la suspensi\u00f3n y conectando un sistema de succi\u00f3n al vac\u00edo a la parte inferior, lo que permite que las fibras de fieltro se acumulen en la superficie de la malla de fieltrado.<\/p>\n<p>La manta de fieltro se coloca en la cavidad de una matriz y esta se cierra mediante una pieza de matriz complementaria, una vez que se ha colocado la almohadilla amortiguadora sobre las fibras de fieltro, en una posici\u00f3n adyacente al futuro borde de salida del elemento de punta de alimentaci\u00f3n. El conjunto se somete a una presi\u00f3n insuficiente para provocar una rotura significativa de las fibras, con el fin de comprimir la manta de fieltro hasta darle la geometr\u00eda deseada de una de las mitades de la boquilla de alimentaci\u00f3n continua y de presionar la almohadilla amortiguadora contra la manta de fieltro. Este proceso es convencional, salvo por la incorporaci\u00f3n de la almohadilla amortiguadora.<\/p>\n<p>Una t\u00e9cnica alternativa para fijar la almohadilla amortiguadora a la cara exterior de la boquilla de la punta de alimentaci\u00f3n consiste en aplicar un pegamento a base de s\u00edlice en el lado de la almohadilla que se va a fijar a la boquilla de la punta de alimentaci\u00f3n y, a continuaci\u00f3n, presionar la almohadilla contra la boquilla de la punta de alimentaci\u00f3n mediante la t\u00e9cnica de prensado descrita anteriormente.<\/p>\n<p>El <a href=\"http:\/\/www.alalloycasting.com\/es\/feed-tip\/\">consejo sobre alimentaci\u00f3n<\/a>\u00a0El espesor de los elementos es de aproximadamente 2,2 mm en el borde de salida de cada elemento de punta de alimentaci\u00f3n, con un espacio de entre 4 y 5 mm entre el par de elementos de punta de alimentaci\u00f3n por donde fluye el metal fundido. Normalmente, hay un espacio inferior a 5,5 mm entre los rodillos de colada en el borde aguas abajo de los mismos. Para dar cabida a la almohadilla amortiguadora acoplada, el borde aguas abajo del par de boquillas de alimentaci\u00f3n se desplaza hacia aguas arriba lo suficiente como para compensar el aumento de espesor que la almohadilla amortiguadora a\u00f1ade a la boquilla de alimentaci\u00f3n cuando est\u00e1 acoplada.<\/p>\n<p>La almohadilla amortiguadora tiene una forma generalmente rectangular, cuya longitud viene determinada por la longitud de los elementos de la boquilla de la punta de alimentaci\u00f3n ensamblados, cuya longitud, a su vez, depende de la longitud predeterminada de los rodillos de la rueda. La anchura de la almohadilla amortiguadora viene determinada aproximadamente por el \u00e1rea de la cara exterior del elemento de boquilla de la punta de alimentaci\u00f3n que, de otro modo, entrar\u00eda en contacto con el rodillo giratorio.<\/p>","protected":false},"excerpt":{"rendered":"<p>The feeding tip nozzle is by pressing the buffer pad directly into the surface of the outside face of the feed tip nozzle as the&hellip;<\/p>","protected":false},"author":1,"featured_media":8600,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-8574","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>Feeding\u00a0Tip\u00a0Nozzle with buffer pad -sales@alalloycasting.com<\/title>\n<meta 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