{"id":2615,"date":"2020-08-28T03:27:04","date_gmt":"2020-08-28T03:27:04","guid":{"rendered":"https:\/\/www.aluminiumceramicfiber.com\/?p=2615"},"modified":"2020-08-28T03:27:04","modified_gmt":"2020-08-28T03:27:04","slug":"alkali-metals-in-aluminum-melt","status":"publish","type":"post","link":"https:\/\/www.aluminiumceramicfiber.com\/id\/alkali-metals-in-aluminum-melt\/","title":{"rendered":"Logam Alkali dalam Logam Aluminium Cair"},"content":{"rendered":"<p>Alkali metals in aluminum melt mainly include elements Na, Li, K. Among the alkali metal elements, lithium can be used as a strengthening element for aluminum alloys. Its function is to reduce the density of aluminum alloys and improve the elastic modulus of aluminum alloys. In other cases, the alkali metal elements are in the form of impurities in aluminum. Existing in the melt, these impurity alkali metals will change the structure and phase composition of the material through physical and chemical interactions with other impurity elements, thereby affecting a series of properties such as the mechanics, processing and surface treatment of aluminum alloy.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2616\" src=\"https:\/\/aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg\" alt=\"\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg 500w, https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Among the aluminum melt alkali metals, the most harmful is sodium element (Na). The harm of sodium to aluminum alloy casting mainly includes two aspects:<\/p>\n<ul>\n<li>Increase the viscosity of aluminum alloy during casting, increase the tendency of ingot to crack during casting, and destroy the surface quality of ingot.<\/li>\n<li>Cause the &#8220;sodium brittleness&#8221; phenomenon. When there is sodium in aluminum alloy, sodium will be free and finally adsorbed on dendrites or grain boundaries, which will increase the brittleness of aluminum alloy, leading to cracks during casting, or cracking during downstream deep processing processes such as hot rolling. The phenomenon of &#8220;sodium embrittlement&#8221; is particularly harmful to high-magnesium alloys. In order to prevent the occurrence of Na freeing, sodium salt flux is not allowed in actual production.<\/li>\n<\/ul>\n<h2>Alkali Metals in Aluminum Melt Removal Technology<\/h2>\n<p>Since sodium is the main alkali metal hazardous element, the effect of removing alkali from aluminum body is mainly determined by the change of sodium content. Generally speaking, after the aluminum alloy melt is purified, the content of alkali metal sodium should be controlled within 5ppm. For Al-Mg alloys with higher Mg content, the Na limit is more stringent.In the 5182 alloy, sodium may cause hot rolling cracks.<\/p>\n<p>Alkali metals in <a href=\"https:\/\/www.aluminiumceramicfiber.com\/id\/aluminum-melt-purification\/\">aluminum melt removal technology<\/a> can be divided into three types: alkali removal technology before furnace, furnace alkali removal technology and after furnace alkali removal technology. In the production, it is possible to select a variety or a combination of alkali removal technologies according to the alloy varieties produced to ensure the control of the alkali metal content in the melt.<\/p>","protected":false},"excerpt":{"rendered":"<p>Alkali metals in aluminum melt mainly include elements Na, Li, K. Among the alkali metal elements, lithium can be used as a strengthening element for aluminum alloys. Its function is to reduce the density of aluminum alloys and improve the elastic modulus of aluminum alloys. In other cases, the alkali metal elements are in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2616,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86],"tags":[7138],"class_list":["post-2615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-alkali-metals-in-aluminum-melt"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Alkali Metals in Aluminum Melt Removal Technology<\/title>\n<meta name=\"description\" content=\"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.\" \/>\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.aluminiumceramicfiber.com\/id\/alkali-metals-in-aluminum-melt\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alkali Metals in Aluminum Melt Removal Technology\" \/>\n<meta property=\"og:description\" content=\"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.aluminiumceramicfiber.com\/id\/alkali-metals-in-aluminum-melt\/\" \/>\n<meta property=\"og:site_name\" content=\"Tap Out Cone,Refining Flux,Ceramic Foam Filter,Aluminum Cast Materials\" \/>\n<meta property=\"article:published_time\" content=\"2020-08-28T03:27:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.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=\"adtechnew\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"adtechnew\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/\"},\"author\":{\"name\":\"adtechnew\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/#\\\/schema\\\/person\\\/dca5cd1ef02977f5c9bcd0b96d2d64b6\"},\"headline\":\"Alkali Metals in Aluminum Melt\",\"datePublished\":\"2020-08-28T03:27:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/\"},\"wordCount\":373,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/wp-content\\\/uploads\\\/2020\\\/08\\\/Alkali-Metals-in-Aluminum-Melt.jpg\",\"keywords\":[\"Alkali Metals in Aluminum Melt\"],\"articleSection\":[\"Blog\"],\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/\",\"url\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/\",\"name\":\"Alkali Metals in Aluminum Melt Removal Technology\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/wp-content\\\/uploads\\\/2020\\\/08\\\/Alkali-Metals-in-Aluminum-Melt.jpg\",\"datePublished\":\"2020-08-28T03:27:04+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/#\\\/schema\\\/person\\\/dca5cd1ef02977f5c9bcd0b96d2d64b6\"},\"description\":\"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/wp-content\\\/uploads\\\/2020\\\/08\\\/Alkali-Metals-in-Aluminum-Melt.jpg\",\"contentUrl\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/wp-content\\\/uploads\\\/2020\\\/08\\\/Alkali-Metals-in-Aluminum-Melt.jpg\",\"width\":500,\"height\":400,\"caption\":\"Alkali Metals in Aluminum Melt\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/tr\\\/alkali-metals-in-aluminum-melt\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Alkali Metals in Aluminum Melt\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/#website\",\"url\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/\",\"name\":\"Tap Out Cone,Refining Flux,Ceramic Foam Filter,Aluminum Cast Materials\",\"description\":\"One-Stop Shopping\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.aluminiumceramicfiber.com\\\/#\\\/schema\\\/person\\\/dca5cd1ef02977f5c9bcd0b96d2d64b6\",\"name\":\"adtechnew\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g\",\"caption\":\"adtechnew\"},\"sameAs\":[\"https:\\\/\\\/aluminiumceramicfiber.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Alkali Metals in Aluminum Melt Removal Technology","description":"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.aluminiumceramicfiber.com\/id\/alkali-metals-in-aluminum-melt\/","og_locale":"id_ID","og_type":"article","og_title":"Alkali Metals in Aluminum Melt Removal Technology","og_description":"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.","og_url":"https:\/\/www.aluminiumceramicfiber.com\/id\/alkali-metals-in-aluminum-melt\/","og_site_name":"Tap Out Cone,Refining Flux,Ceramic Foam Filter,Aluminum Cast Materials","article_published_time":"2020-08-28T03:27:04+00:00","og_image":[{"width":500,"height":400,"url":"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg","type":"image\/jpeg"}],"author":"adtechnew","twitter_card":"summary_large_image","twitter_misc":{"Ditulis oleh":"adtechnew","Estimasi waktu membaca":"2 menit"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#article","isPartOf":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/"},"author":{"name":"adtechnew","@id":"https:\/\/www.aluminiumceramicfiber.com\/#\/schema\/person\/dca5cd1ef02977f5c9bcd0b96d2d64b6"},"headline":"Alkali Metals in Aluminum Melt","datePublished":"2020-08-28T03:27:04+00:00","mainEntityOfPage":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/"},"wordCount":373,"commentCount":0,"image":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#primaryimage"},"thumbnailUrl":"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg","keywords":["Alkali Metals in Aluminum Melt"],"articleSection":["Blog"],"inLanguage":"id","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/","url":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/","name":"Alkali Metals in Aluminum Melt Removal Technology","isPartOf":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#primaryimage"},"image":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#primaryimage"},"thumbnailUrl":"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg","datePublished":"2020-08-28T03:27:04+00:00","author":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/#\/schema\/person\/dca5cd1ef02977f5c9bcd0b96d2d64b6"},"description":"Alkali metals in aluminum melt mainly include elements Na, Li, K. The alkali metals removal technology can be divided into three types.","breadcrumb":{"@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#breadcrumb"},"inLanguage":"id","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/"]}]},{"@type":"ImageObject","inLanguage":"id","@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#primaryimage","url":"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg","contentUrl":"https:\/\/www.aluminiumceramicfiber.com\/wp-content\/uploads\/2020\/08\/Alkali-Metals-in-Aluminum-Melt.jpg","width":500,"height":400,"caption":"Alkali Metals in Aluminum Melt"},{"@type":"BreadcrumbList","@id":"https:\/\/www.aluminiumceramicfiber.com\/tr\/alkali-metals-in-aluminum-melt\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.aluminiumceramicfiber.com\/"},{"@type":"ListItem","position":2,"name":"Alkali Metals in Aluminum Melt"}]},{"@type":"WebSite","@id":"https:\/\/www.aluminiumceramicfiber.com\/#website","url":"https:\/\/www.aluminiumceramicfiber.com\/","name":"Kerucut Tap Out, Fluks Pemurnian, Filter Busa Keramik, Bahan Cor Aluminium","description":"Belanja Serba Ada","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.aluminiumceramicfiber.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"id"},{"@type":"Person","@id":"https:\/\/www.aluminiumceramicfiber.com\/#\/schema\/person\/dca5cd1ef02977f5c9bcd0b96d2d64b6","name":"adtechbaru","image":{"@type":"ImageObject","inLanguage":"id","@id":"https:\/\/secure.gravatar.com\/avatar\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/260cf9357f35fc676d5fc89811dc976b08eee83dda7e1da206a3c58afae13e29?s=96&d=mm&r=g","caption":"adtechnew"},"sameAs":["https:\/\/aluminiumceramicfiber.com"]}]}},"_links":{"self":[{"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/posts\/2615","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/comments?post=2615"}],"version-history":[{"count":1,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/posts\/2615\/revisions"}],"predecessor-version":[{"id":2617,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/posts\/2615\/revisions\/2617"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/media\/2616"}],"wp:attachment":[{"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/media?parent=2615"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/categories?post=2615"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aluminiumceramicfiber.com\/id\/wp-json\/wp\/v2\/tags?post=2615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}