{"id":6278,"date":"2020-11-06T07:11:26","date_gmt":"2020-11-06T07:11:26","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=6278"},"modified":"2020-11-06T07:11:26","modified_gmt":"2020-11-06T07:11:26","slug":"refractory-dam","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/refractory-dam\/","title":{"rendered":"Presa refractaria"},"content":{"rendered":"<p>La presa refractaria se construye mediante las siguientes soluciones t\u00e9cnicas: deflector del canal de flujo, placa protectora trasera, placa protectora delantera, ranura de sellado, orificio de fijaci\u00f3n, orificio de montaje, banda de sellado del canal de flujo, soporte de la banda de sellado, cilindro, soporte del cilindro, la chapa de acero situada en el extremo del cilindro y el perfil en U de la placa inferior; la secci\u00f3n del deflector del canal es una placa plana refractaria trapezoidal, y su forma se ajusta a la secci\u00f3n transversal interior del canal.<\/p>\n<p>En la producci\u00f3n de lingotes de aleaci\u00f3n de aluminio, el aluminio fundido sale por la boca de salida del horno, pasa a trav\u00e9s del canal de colada largo hasta el canal de distribuci\u00f3n para completar la colada. El deflector del canal de colada se utiliza para controlar la colada. Al principio, la posici\u00f3n del aluminio fundido en el canal debe alcanzar la altura exigida por los par\u00e1metros t\u00e9cnicos de la colada. Solo cuando el nivel del l\u00edquido alcanza esta altura, el aluminio fundido puede pasar r\u00e1pidamente por el canal y garantizar que su temperatura cumpla los requisitos de temperatura de colada. De este modo, el aluminio fundido puede llenar r\u00e1pidamente el molde para completar la colada.<\/p>\n<p>La canaleta de flujo de la presa refractaria del equipo original tiene una secci\u00f3n transversal trapezoidal. En la pr\u00e1ctica de producci\u00f3n, debido a la elevada posici\u00f3n de montaje del deflector, cuando el aluminio fundido alcanza una determinada altura en la canaleta de flujo y el cilindro eleva el deflector, el impulso del aluminio fundido y la fuerza de cizallamiento resultante provocan que el deflector se rompa por la junta, lo que reduce su vida \u00fatil de forma considerable. Al mismo tiempo, el deflector del canal de colada no est\u00e1 dise\u00f1ado con una ranura de sellado, y se utiliza una cinta plana para el sellado, lo que no solo resulta dif\u00edcil de fijar y tiene un coste elevado, sino que adem\u00e1s ofrece un efecto de sellado deficiente y es propenso a las fugas de aluminio. Adem\u00e1s, existen ciertos riesgos de seguridad cuando el operario se ocupa de los da\u00f1os sufridos por el deflector. Debido a los da\u00f1os en el deflector, la escoria puede caer en el aluminio fundido, lo que da lugar a defectos de calidad en los productos de fundici\u00f3n o a la generaci\u00f3n de residuos.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6279\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/11\/Refractory-Dam-1.jpg\" alt=\"Presa refractaria\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Refractory-Dam-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Refractory-Dam-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Con el fin de subsanar las deficiencias del estado de la t\u00e9cnica, AdTech ofrece una <a href=\"http:\/\/www.alalloycasting.com\/es\/launder-dam\/\">presa de contenci\u00f3n<\/a>, que se utiliza en la producci\u00f3n de lingotes de aleaci\u00f3n de aluminio para controlar la posici\u00f3n del aluminio fundido en el canal de colada al inicio de la fundici\u00f3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Refractory Dam is realized by the following technical solutions: including runner baffle, rear guard plate, front guard plate, sealing groove, fixing hole, mounting hole,&hellip;<\/p>","protected":false},"author":1,"featured_media":6280,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[],"class_list":["post-6278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seo"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Refractory Dam used to Control Aluminum Casting<\/title>\n<meta name=\"description\" content=\"AdTech provides refractory dam, which is used in the production of aluminum alloy slabs to control the position of the 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