{"id":8764,"date":"2021-05-13T09:40:49","date_gmt":"2021-05-13T09:40:49","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=8764"},"modified":"2021-05-13T09:40:49","modified_gmt":"2021-05-13T09:40:49","slug":"aluminum-ingots-defects","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/pt\/aluminum-ingots-defects\/","title":{"rendered":"Defeitos em lingotes de alum\u00ednio"},"content":{"rendered":"<p>\u00c9 sabido no campo da fundi\u00e7\u00e3o de alum\u00ednio que diversos defeitos superficiais formados durante a fundi\u00e7\u00e3o de lingotes, como cavidades, rugas verticais, placas de \u00f3xido etc., podem evoluir para trincas durante a fundi\u00e7\u00e3o ou no processamento subsequente. Por exemplo, no processo subsequente de lamina\u00e7\u00e3o, as fissuras no lingote ou na placa podem se propagar, levando, por exemplo, a um retrabalho corretivo dispendioso ou ao descarte total dos materiais como sucata. A maioria dos lingotes \u00e9 processada de alguma forma. No entanto, o retrabalho n\u00e3o consegue corrigir o lingote fissurado. Os defeitos superficiais dos lingotes de alum\u00ednio ainda s\u00e3o um problema no campo das ligas.<\/p>\n<p>O processamento refere-se a v\u00e1rias opera\u00e7\u00f5es bem conhecidas no campo metal\u00fargico, entre as quais se destacam, para citar algumas, a lamina\u00e7\u00e3o a quente, a lamina\u00e7\u00e3o a frio, a extrus\u00e3o, o forjamento, o trefilamento, o alisamento, o tratamento t\u00e9rmico, o envelhecimento, a conforma\u00e7\u00e3o e o alongamento. Ao processar ou conformar ligas, a energia \u00e9 aplicada na pe\u00e7a, mas nem sempre \u00e9 distribu\u00edda uniformemente.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8771\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/05\/Aluminum-Pinholes.jpg\" alt=\"\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/05\/Aluminum-Pinholes.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/05\/Aluminum-Pinholes-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Existem diversas formas de realizar a fundi\u00e7\u00e3o de ligas, tais como a fundi\u00e7\u00e3o direta a frio (DC), a fundi\u00e7\u00e3o eletromagn\u00e9tica (EMC), a fundi\u00e7\u00e3o direta a frio horizontal (HDC), a fundi\u00e7\u00e3o com topo quente, a fundi\u00e7\u00e3o cont\u00ednua, a fundi\u00e7\u00e3o semicont\u00ednua, a fundi\u00e7\u00e3o sob press\u00e3o, a fundi\u00e7\u00e3o por rolos e a fundi\u00e7\u00e3o em areia. Cada um desses m\u00e9todos de fundi\u00e7\u00e3o apresenta seus pr\u00f3prios problemas inerentes, mas, em todas as tecnologias, os defeitos superficiais continuam sendo um problema.<\/p>\n<p>Nossa empresa oferece <a href=\"http:\/\/www.alalloycasting.com\/pt\/refining-agents\/\">agentes de refino<\/a>, equipamentos de desgaseifica\u00e7\u00e3o e filtragem online, <a href=\"http:\/\/www.alalloycasting.com\/pt\/ceramic-foam-filters-for-foundries\/\">filtros de espuma cer\u00e2mica<\/a>, que pode resolver os defeitos superficiais dos lingotes de alum\u00ednio para fundi\u00e7\u00f5es de alum\u00ednio, reduzindo gases, \u00f3xidos e outras impurezas no alum\u00ednio fundido. Tamb\u00e9m oferecemos canais de fundi\u00e7\u00e3o, pontas e bicos de fundi\u00e7\u00e3o, cones de escoamento, pe\u00e7as de fundi\u00e7\u00e3o do sistema \u201chot top\u201d e outros itens para fundi\u00e7\u00e3o de alum\u00ednio, que podem ajudar a reduzir a polui\u00e7\u00e3o secund\u00e1ria.<\/p>\n<p>Minimizar a oxida\u00e7\u00e3o da liga fundida e os defeitos superficiais no lingote final pode melhorar a taxa de recupera\u00e7\u00e3o da liga de alum\u00ednio em v\u00e1rias etapas do processo. A melhoria na taxa de recupera\u00e7\u00e3o pode reduzir os custos de produ\u00e7\u00e3o e aumentar a produtividade dos equipamentos de produ\u00e7\u00e3o. Em particular, a redu\u00e7\u00e3o da oxida\u00e7\u00e3o resulta na redu\u00e7\u00e3o da perda de material fundido, que \u00e9 uma perda que ocorre durante a fus\u00e3o, a manuten\u00e7\u00e3o em temperatura e a fundi\u00e7\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>It is well known in the field of aluminum casting that various surface defects formed during ingot casting, such as pits, vertical wrinkles, oxide plaques,&hellip;<\/p>","protected":false},"author":1,"featured_media":8770,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-8764","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>Aluminum Ingots Defects Solver with Degassing and Filtering<\/title>\n<meta name=\"description\" content=\"Our degassing and filtering equipment can solve the surface defects of aluminum ingots by reducing gases, impurities in molten aluminum.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-ingots-defects\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Aluminum Ingots Defects Solver with Degassing and Filtering\" \/>\n<meta property=\"og:description\" content=\"Our degassing and filtering equipment can solve the surface defects of aluminum ingots by reducing gases, impurities in molten aluminum.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-ingots-defects\/\" \/>\n<meta property=\"og:site_name\" content=\"alalloycasting\" \/>\n<meta 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