{"id":6341,"date":"2020-11-12T01:29:26","date_gmt":"2020-11-12T01:29:26","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=6341"},"modified":"2020-11-12T01:29:26","modified_gmt":"2020-11-12T01:29:26","slug":"fluxes-purification","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/tr\/fluxes-purification\/","title":{"rendered":"Ak\u0131 Ar\u0131tma Y\u00f6ntemi"},"content":{"rendered":"

Elektrolitik h\u00fccredeki s\u0131v\u0131 al\u00fcminyumda \u00e7ok say\u0131da safs\u0131zl\u0131k bulundu\u011fundan, al\u00fcminyum k\u00fcl\u00e7enin d\u00f6k\u00fcm\u00fcnden \u00f6nce s\u00fcz\u00fclmesi gerekir. Yayg\u0131n y\u00f6ntemler aras\u0131nda ak\u0131\u015fkanlar, gazlar ve ar\u0131tma y\u00f6ntemleri yer al\u0131r. Ba\u015fl\u0131ca y\u00f6ntemler \u015funlard\u0131r:<\/p>\n

Ak\u0131 ar\u0131tma y\u00f6ntemi ve gaz ar\u0131tma y\u00f6ntemi<\/strong><\/p>\n

1. Ak\u0131 ar\u0131tma y\u00f6ntemi, \u015funu kullanmakt\u0131r: rafinaj ak\u0131s\u0131<\/a> \u00c7\u00f6zeltinin i\u00e7ine eklendi\u011finde, bu madde d\u00fc\u015f\u00fck yo\u011funluk, y\u00fcksek reaktivite ve g\u00fc\u00e7l\u00fc adsorpsiyon kapasitesi gibi \u00f6zelliklere sahiptir. \u00c7\u00f6zeltideki oksitleri adsorbe ederek yeni damlac\u0131klar olu\u015fur ve bunlar y\u00fczeye y\u00fckselir. So\u011fuduktan sonra bir c\u00fcruf tabakas\u0131 olu\u015fur. C\u00fcruf tabakas\u0131 uzakla\u015ft\u0131r\u0131larak al\u00fcminyum k\u00fcl\u00e7e d\u00f6k\u00fclebilir.<\/p>\n

2. Gaz ar\u0131tma \u2014 genellikle klor, azot veya klor-azot kar\u0131\u015f\u0131m\u0131 gaz kullan\u0131l\u0131r \u2014 birincil al\u00fcminyum ar\u0131t\u0131m\u0131nda ba\u015fl\u0131ca y\u00f6ntemlerden biridir.<\/p>\n

\"Ak\u0131lar\u0131n<\/p>\n

Klorla ar\u0131tma<\/strong><\/p>\n

Erimi\u015f al\u00fcminyumdaki klor gaz\u0131, erimi\u015f al\u00fcminyum i\u00e7inde tamamen kar\u0131\u015fan \u00e7ok say\u0131da k\u00fc\u00e7\u00fck kabarc\u0131k olu\u015fturur; bu kabarc\u0131klar \u00fczerinde, erimi\u015f al\u00fcminyumda \u00e7\u00f6z\u00fcnm\u00fc\u015f hidrojenin yan\u0131 s\u0131ra baz\u0131 mekanik kal\u0131nt\u0131lar da adsorbe edilebilir. Kabarc\u0131klar erimi\u015f al\u00fcminyumun y\u00fczeyine y\u00fckseldik\u00e7e d\u0131\u015far\u0131 at\u0131l\u0131rlar.<\/p>\n

Azot ar\u0131tma y\u00f6ntemi<\/strong><\/p>\n

Klorun zehirli ve maliyetli olmas\u0131 nedeniyle azotla ar\u0131tma y\u00f6ntemi ortaya \u00e7\u0131km\u0131\u015ft\u0131r. Filtre malzemesi olarak al\u00fcmina bilyeleri kullan\u0131l\u0131r. N\u2082 do\u011frudan erimi\u015f al\u00fcminyuma verilir. Erimi\u015f al\u00fcminyum, ar\u0131tma f\u0131r\u0131n\u0131na s\u00fcrekli olarak beslenir, al\u00fcmina topu filtre tabakas\u0131ndan ge\u00e7er ve azotla y\u0131kan\u0131r; b\u00f6ylece erimi\u015f al\u00fcminyumdaki metalik olmayan kal\u0131nt\u0131lar ve \u00e7\u00f6z\u00fcnm\u00fc\u015f hidrojen giderilir ve ard\u0131ndan s\u00fcrekli olarak bo\u015falt\u0131l\u0131r. Bu sayede, ince azot kabarc\u0131klar\u0131 i\u015flenmi\u015f al\u00fcminyum s\u0131v\u0131s\u0131 i\u00e7inde e\u015fit bir \u015fekilde da\u011f\u0131l\u0131r ve ar\u0131tma etkisi sa\u011flar.<\/p>\n

Kar\u0131\u015f\u0131k gaz ar\u0131tma y\u00f6ntemi<\/strong><\/p>\n

Erimi\u015f al\u00fcminyumu ar\u0131tmak i\u00e7in klor ve azot kar\u0131\u015f\u0131m\u0131 kullan\u0131l\u0131r. Bu kar\u0131\u015f\u0131m\u0131n g\u00f6revi, bir yandan hidrojeni gidermek ve oksitleri ay\u0131rmak, di\u011fer yandan da al\u00fcminyumdaki belirli metal safs\u0131zl\u0131klar\u0131n\u0131 (magnezyum gibi) ortadan kald\u0131rmakt\u0131r. Yayg\u0131n olarak kullan\u0131lan bile\u015fim 90% azot + 10% klordur. Ayr\u0131ca 10% klor + 10% karbondioksit + 80% azot bile\u015fimi de kullan\u0131lmaktad\u0131r. Bu bile\u015fim daha etkili olup, karbondioksit klor ve azotu iyi bir \u015fekilde yayarak i\u015flem s\u00fcresini k\u0131saltabilir.<\/p>","protected":false},"excerpt":{"rendered":"

Because there are many impurities in the aluminum liquid in the electrolytic cell, it must be filtered before casting the aluminum ingot. Common methods include…<\/p>","protected":false},"author":1,"featured_media":6342,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[240,6441],"class_list":["post-6341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-flux-refining","tag-fluxes-purification"],"yoast_head":"\nFluxes Purification Method for Molten Metal Refining<\/title>\n<meta name=\"description\" content=\"The fluxes purification method is to add the refining flux to molten metal, which has the high activity, and strong adsorption capacity.\" \/>\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\/tr\/fluxes-purification\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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