{"id":9807,"date":"2021-08-05T08:20:40","date_gmt":"2021-08-05T08:20:40","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9807"},"modified":"2021-08-05T08:20:40","modified_gmt":"2021-08-05T08:20:40","slug":"adtech-degassing-device","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/pt\/adtech-degassing-device\/","title":{"rendered":"Dispositivo de desgaseifica\u00e7\u00e3o AdTech"},"content":{"rendered":"<p>O dispositivo de desgaseifica\u00e7\u00e3o AdTech \u00e9 um sistema autom\u00e1tico e ecologicamente correto de tratamento de metal fundido, que realiza a desgaseifica\u00e7\u00e3o e a remo\u00e7\u00e3o de esc\u00f3ria de ligas de alum\u00ednio.<\/p>\n<p>A estrutura da caixa do dispositivo de desgaseifica\u00e7\u00e3o AdTech \u00e9 feita de chapa de a\u00e7o carbono. Entre o inv\u00f3lucro de a\u00e7o e a camada de trabalho, s\u00e3o utilizados produtos de fibra de silicato de alum\u00ednio e placas de silicato de c\u00e1lcio para isolamento composto, cuja condutividade t\u00e9rmica \u00e9 extremamente baixa, o que cumpre a fun\u00e7\u00e3o de isolar e amortecer a expans\u00e3o da camada de trabalho. Durante o processo de fundi\u00e7\u00e3o, a camada de trabalho do corpo da caixa fica sempre imersa em alum\u00ednio l\u00edquido a alta temperatura; por isso, utiliza-se um material fund\u00edvel especial com alto teor de alum\u00ednio como camada de trabalho do corpo da caixa. O corpo da caixa \u00e9 equipado com entradas e sa\u00eddas de alum\u00ednio, que apresentam boa fluidez.<\/p>\n<p>Atualmente, a estrutura do <a href=\"http:\/\/www.alalloycasting.com\/pt\/degassing-box\/\">caixa de desgaseifica\u00e7\u00e3o<\/a> Isso evita o \u201ccurto-circuito\u201d do alum\u00ednio l\u00edquido, ou seja, ele flui para a caixa de filtragem por um caminho alternativo, sem passar pela \u00e1rea inerte rica em bolhas, o que prejudica o efeito de purifica\u00e7\u00e3o.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9805\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/08\/Rotating-Rotor-Degassing-Method.jpg\" alt=\"M\u00e9todo de desgaseifica\u00e7\u00e3o por rotor girat\u00f3rio\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/08\/Rotating-Rotor-Degassing-Method.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/08\/Rotating-Rotor-Degassing-Method-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Ao projetar a cavidade interna, o alum\u00ednio fundido percorre os seguintes percursos: entrada do alum\u00ednio fundido \u2014 ponto de intersec\u00e7\u00e3o entre a superf\u00edcie do alum\u00ednio fundido e o eixo de grafite \u2014 rotor de grafite \u2014 sa\u00edda do alum\u00ednio fundido. A \u00e1rea de contato entre o alum\u00ednio fundido e as bolhas \u00e9 grande e o tempo de contato \u00e9 prolongado, o que permite obter um bom efeito de purifica\u00e7\u00e3o.<\/p>\n<p>A fim de garantir que o corpo da caixa de desgaseifica\u00e7\u00e3o AdTech mantenha sempre uma leve press\u00e3o positiva durante o processo de purifica\u00e7\u00e3o e, ao mesmo tempo, para impedir que o ar externo e o vapor de \u00e1gua entrem no corpo da caixa, a entrada e a sa\u00edda de alum\u00ednio foram projetadas com inclina\u00e7\u00e3o, de modo que a borda superior do lado interno da caixa fique na mesma altura ou ligeiramente mais baixa do que a borda inferior da abertura externa; assim, o alum\u00ednio fundido permanece sempre selado dentro da caixa de desgaseifica\u00e7\u00e3o, reduzindo o contato com o ar externo e evitando uma nova rea\u00e7\u00e3o com o vapor de \u00e1gua.<\/p>\n<p>Exceto pela cavidade de g\u00e1s, necess\u00e1ria para garantir um volume de trabalho razo\u00e1vel, os demais canais de alum\u00ednio fundido s\u00e3o mantidos com volume m\u00ednimo, a fim de reduzir ao m\u00ednimo o fluxo de alum\u00ednio fundido entre os diferentes momentos de fundi\u00e7\u00e3o. A estrutura da cavidade na caixa \u00e9 adequada, e a combina\u00e7\u00e3o de cofragens para a constru\u00e7\u00e3o mold\u00e1vel \u00e9 pr\u00e1tica para montagem e desmontagem.<\/p>","protected":false},"excerpt":{"rendered":"<p>AdTech degassing device is an environmentally friendly automatic molten metal treatment system, which performs degassing and slag removal of aluminum alloys. The box structure of&hellip;<\/p>","protected":false},"author":1,"featured_media":9808,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[146,4641],"class_list":["post-9807","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-degassing-unit","tag-degassing-device","tag-metal-degassing-system"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>AdTech Degassing Device for Molten Aluminum Purification<\/title>\n<meta name=\"description\" content=\"AdTech degassing device is an environmentally friendly automatic molten metal treatment system, which performs degassing and slag removal.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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