{"id":6559,"date":"2020-11-19T09:36:57","date_gmt":"2020-11-19T09:36:57","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=6559"},"modified":"2020-11-19T09:36:57","modified_gmt":"2020-11-19T09:36:57","slug":"molten-aluminum-degassing-device","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/molten-aluminum-degassing-device\/","title":{"rendered":"Dispositivo de desgasificaci\u00f3n de aluminio fundido"},"content":{"rendered":"<p>El dispositivo de desgasificaci\u00f3n del aluminio fundido es el equipo clave para la purificaci\u00f3n del aluminio fundido. En un sentido amplio, constituye una etapa en la mejora de la calidad del aluminio. En la actualidad, en el camino hacia los materiales de alta gama, suelen existir varias l\u00edneas de actuaci\u00f3n b\u00e1sicas, a saber:<br \/>\nM\u00e1s grande y con mayor capacidad para soportar la carga;<br \/>\nM\u00e1s peque\u00f1o y m\u00e1s preciso<br \/>\nM\u00e1s puro y m\u00e1s limpio;<br \/>\nMejor que el rendimiento;<br \/>\nEl aluminio fundido <a href=\"http:\/\/www.alalloycasting.com\/es\/degassing-device\/\">dispositivo de desgasificaci\u00f3n<\/a> es un equipo importante que permite que el material de aleaci\u00f3n de aluminio fluya en las cuatro direcciones mencionadas.<br \/>\nAunque el dispositivo de desgasificaci\u00f3n se denomina \u00abdispositivo de desgasificaci\u00f3n\u00bb, en realidad cumple dos funciones convencionales \u2014la desgasificaci\u00f3n y la formaci\u00f3n de escoria\u2014 y, adem\u00e1s, tiene la funci\u00f3n de eliminar los \u00e1lcalis tras modificar la composici\u00f3n del material refinado.<br \/>\nPerm\u00edteme hablar primero de las funciones normales.<br \/>\nLa desgasificaci\u00f3n se basa en un principio similar al de la desgasificaci\u00f3n en el horno; en circunstancias normales, se aprovecha la diferencia de presi\u00f3n parcial entre el interior y el exterior de la burbuja dispersa para atraer el hidr\u00f3geno (H) presente en la masa fundida hacia el interior de la burbuja y extraerlo de la masa fundida. Estas burbujas suelen estar formadas por N\u2082 o Ar. Utilizando el mismo material de refinado (como N\u2082, Ar, Cl\u2082, CCl\u2084, fundente, etc.), el efecto del dispositivo de desgasificaci\u00f3n es significativamente mejor que el efecto de refinado en el horno, ya que la organizaci\u00f3n de ambos es diferente.<\/p>\n<p>Los hornos suelen contener docenas de toneladas de aluminio, y el efecto de difusi\u00f3n de las burbujas durante el refinado hace que sea dif\u00edcil controlar todos los rincones y recovecos; el dispositivo de desgasificaci\u00f3n es un punto de control en el recorrido que debe seguir el metal fundido, y todo el metal fundido que pasa por \u00e9l debe ser tratado.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6600\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/11\/Molten-Aluminum-Degassing-Device.jpg\" alt=\"Dispositivo de desgasificaci\u00f3n de aluminio fundido\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Molten-Aluminum-Degassing-Device.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Molten-Aluminum-Degassing-Device-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Tambi\u00e9n hay un dispositivo de desgasificaci\u00f3n instalado en el canal de fundido (denominado ACD). A lo largo de la direcci\u00f3n del flujo del fundido se distribuyen varios rotores. La sustancia refinada se difunde en el fundido a trav\u00e9s del rotor, intercepta las capas de H presentes en el fundido y se desgasifica. Se dice que el efecto es aceptable, pero, en general, el desgasificado de tipo caja, gracias al dise\u00f1o de su c\u00e1mara interior, permite un mayor control sobre la trayectoria del flujo de la masa fundida y, adem\u00e1s, evita los efectos adversos de la ca\u00edda de temperatura del aluminio fundido durante la fase inicial de la colada, por lo que el efecto de desgasificado resulta m\u00e1s estable y fiable.<\/p>\n<p>El principio de la formaci\u00f3n de escoria y la desgasificaci\u00f3n en el horno es el mismo. Dado que el efecto de dispersi\u00f3n es mayor, el efecto de adsorci\u00f3n y eliminaci\u00f3n de escoria ser\u00e1 mejor. Sin embargo, el dispositivo de desgasificaci\u00f3n no es el principal responsable de la eliminaci\u00f3n de escorias. Si la masa fundida del horno no se trata adecuadamente, aumentar\u00e1 la carga sobre la c\u00e1mara de desgasificaci\u00f3n y, aunque mejorar\u00e1 la eficiencia en la eliminaci\u00f3n de escorias, disminuir\u00e1 la calidad general de la masa fundida y se producir\u00e1 un desgaste del rotor. Aumentar la velocidad no favorece ni la calidad ni la eficiencia.<\/p>","protected":false},"excerpt":{"rendered":"<p>The molten aluminum degassing device is the key equipment for the purification of aluminum melt. In a great sense, it is a step in the&hellip;<\/p>","protected":false},"author":1,"featured_media":6599,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[],"class_list":["post-6559","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>Molten Aluminum Degassing Device -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"The molten aluminum degassing device is the key equipment for the aluminum purification. 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