{"id":6155,"date":"2020-11-03T09:26:58","date_gmt":"2020-11-03T09:26:58","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=6155"},"modified":"2020-11-03T09:26:58","modified_gmt":"2020-11-03T09:26:58","slug":"aluminum-alloys-casting","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/pt\/aluminum-alloys-casting\/","title":{"rendered":"Fundi\u00e7\u00e3o de ligas de alum\u00ednio"},"content":{"rendered":"<p>Na produ\u00e7\u00e3o de ligas de alum\u00ednio deformadas, a fundi\u00e7\u00e3o com topo quente \u00e9 um processo de fundi\u00e7\u00e3o amplamente utilizado, que apresenta as seguintes caracter\u00edsticas:<\/p>\n<ul>\n<li>A altura do molde utilizado \u00e9 muito baixa, e o tempo de perman\u00eancia no molde ap\u00f3s a solidifica\u00e7\u00e3o e conforma\u00e7\u00e3o do metal \u00e9 curto, o que basicamente evita o fen\u00f4meno do aquecimento secund\u00e1rio; por isso, a superf\u00edcie do lingote \u00e9 lisa e de boa qualidade.<\/li>\n<li>Antes que o lingote seja resfriado diretamente pela \u00e1gua de resfriamento na borda inferior do molde, a parede l\u00edquida da cavidade formada \u00e9 muito fina. Sob o forte resfriamento da \u00e1gua de resfriamento, a borda do lingote pode atingir uma alta taxa de cristaliza\u00e7\u00e3o, de modo que a dendrite \u00e9 fina e at\u00e9 mesmo os poros intergranulares s\u00e3o descont\u00ednuos, o que pode reduzir efetivamente o grau de segrega\u00e7\u00e3o reversa no lingote.<\/li>\n<li>Equipado com um <a href=\"http:\/\/www.alalloycasting.com\/pt\/hot-top-casting-cap\/\">tampa superior aquecida<\/a> acima do cristalizador, o que aumenta a dist\u00e2ncia entre a superf\u00edcie l\u00edquida exposta e a frente de cristaliza\u00e7\u00e3o, al\u00e9m de elevar a temperatura de fus\u00e3o da superf\u00edcie l\u00edquida exposta. O g\u00e1s precipitado durante a cristaliza\u00e7\u00e3o do lingote e a esc\u00f3ria transportadas pelo fluxo at\u00e9 a superf\u00edcie l\u00edquida exposta contribuem para a melhoria da pureza do lingote.<\/li>\n<li>Como a tampa superior aquecida aumenta o n\u00edvel do l\u00edquido exposto, \u00e9 poss\u00edvel obter o mesmo n\u00edvel de fundi\u00e7\u00e3o, al\u00e9m de reduzir a polui\u00e7\u00e3o secund\u00e1ria da massa fundida no sistema de vazamento.<\/li>\n<li>Os cristalizadores podem ser dispostos de forma compacta durante a fundi\u00e7\u00e3o, e o n\u00famero de lingotes fundidos de cada vez \u00e9 grande, o que aumenta a efici\u00eancia da produ\u00e7\u00e3o.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6176\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/11\/Aluminum-Alloys-Casting-1.jpg\" alt=\"Fundi\u00e7\u00e3o de ligas de alum\u00ednio\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Aluminum-Alloys-Casting-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Aluminum-Alloys-Casting-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>A AdTech oferece tampa de topo quente, cone de drenagem, canal de distribui\u00e7\u00e3o e bucha de alimenta\u00e7\u00e3o de cer\u00e2mica para fundi\u00e7\u00e3o de ligas de alum\u00ednio. Esses componentes s\u00e3o sempre utilizados em conjunto na fundi\u00e7\u00e3o de precis\u00e3o, especialmente em combina\u00e7\u00e3o com a Wagstaff. Despeje o alum\u00ednio fundido no cristalizador do molde para formar o produto final. Trata-se de uma parte importante da fundi\u00e7\u00e3o com topo quente. \u00c9 capaz de atender aos requisitos t\u00e9cnicos com alto valor agregado e alto desempenho t\u00e9cnico, como nos setores de avia\u00e7\u00e3o, transporte, produtos eletr\u00f4nicos e outras fundi\u00e7\u00f5es de precis\u00e3o em ligas de alum\u00ednio.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the production of deformed aluminum alloys, hot top casting is a widely used casting process, which has the following characteristics: The height of the&hellip;<\/p>","protected":false},"author":1,"featured_media":6177,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-6155","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 Alloys Casting by Hot Top Cap and Distribution Launder<\/title>\n<meta name=\"description\" content=\"AdTech offers hot top cap, distribution launder, ceramic sprue bush. They are always used cooperatively for aluminum alloys casting.\" \/>\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-alloys-casting\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Aluminum Alloys Casting by Hot Top Cap and Distribution Launder\" \/>\n<meta property=\"og:description\" content=\"AdTech offers hot top cap, distribution launder, ceramic sprue bush. They are always used cooperatively for aluminum alloys casting.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-alloys-casting\/\" \/>\n<meta property=\"og:site_name\" content=\"alalloycasting\" \/>\n<meta property=\"article:published_time\" content=\"2020-11-03T09:26:58+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2020\/11\/Aluminum-Alloys-Casting.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"500\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"AdTech\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"AdTech\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/\"},\"author\":{\"name\":\"AdTech\",\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/#\\\/schema\\\/person\\\/431d9c832111002d5e0bf6dc57a33c20\"},\"headline\":\"Aluminum Alloys Casting\",\"datePublished\":\"2020-11-03T09:26:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/\"},\"wordCount\":333,\"publisher\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.alalloycasting.com\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/Aluminum-Alloys-Casting.jpg\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/\",\"url\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/\",\"name\":\"Aluminum Alloys Casting by Hot Top Cap and Distribution Launder\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.alalloycasting.com\\\/aluminum-alloys-casting\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.alalloycasting.com\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/Aluminum-Alloys-Casting.jpg\",\"datePublished\":\"2020-11-03T09:26:58+00:00\",\"description\":\"AdTech offers hot top cap, distribution launder, ceramic sprue bush. 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