{"id":5635,"date":"2019-09-02T01:46:31","date_gmt":"2019-09-02T01:46:31","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=5635"},"modified":"2019-09-02T01:46:31","modified_gmt":"2019-09-02T01:46:31","slug":"metallurgical-and-foundry-filters-for-aluminum-refining","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/tr\/metallurgical-and-foundry-filters-for-aluminum-refining\/","title":{"rendered":"Al\u00fcminyum ar\u0131t\u0131m\u0131 i\u00e7in metalurji ve d\u00f6k\u00fcmhane filtreleri"},"content":{"rendered":"

Al\u00fcminyum ar\u0131t\u0131m\u0131 i\u00e7in metalurji ve d\u00f6k\u00fcmhane filtreleri<\/strong><\/p>\n

AMA\u00c7: Al\u00fcminyum PEA i\u00e7in filtre elemanlar\u0131, t\u00fcm al\u00fcminyum kaliteleri ve ala\u015f\u0131mlar\u0131n\u0131n (al\u00fcminyum-silikon bazl\u0131 d\u00f6vme ve d\u00f6k\u00fcm ala\u015f\u0131mlar\u0131 \u2013 sil\u00fcminler, al\u00fcminyum-bak\u0131r (dural\u00fcmin), al\u00fcminyum-magnezyum (magnalyum), \u00f6zel sil\u00fcmin), \u00e7inko, magnezyum ve di\u011fer demir d\u0131\u015f\u0131 metaller ile ala\u015f\u0131mlar\u0131n\u0131n ince filtrelenmesi amac\u0131yla tasarlanm\u0131\u015ft\u0131r; ayr\u0131ca, M\u00fc\u015fterinin talebi \u00fczerine al\u00fcminyum eriyiklerine ek olumlu etkiler sa\u011flamaktad\u0131r.<\/p>\n

A\u00c7IKLAMA: Al\u00fcminyum FEA i\u00e7in filtre elemanlar\u0131, KS-11-LA veya SSF markal\u0131 cam a\u011f temel al\u0131narak, cam elyaf\u0131n\u0131n \u00f6zel bir \u00e7\u00f6zeltiye dald\u0131r\u0131lmas\u0131, ard\u0131ndan kurutulmas\u0131 ve 600 \u00ba\u0421\u2019nin \u00fczerindeki s\u0131cakl\u0131klarda kalsinasyon i\u015flemine tabi tutulmas\u0131yla \u00fcretilir. Bu i\u015flem, cam a\u011fa sertlik, \u015fekillendirme kabiliyeti ve 800 \u00ba\u0421'ye kadar s\u0131cakl\u0131klarda ve 200 saniyeye kadar \u00e7al\u0131\u015fma s\u00fcresinde s\u0131v\u0131 haldeki demirsiz metal ala\u015f\u0131mlar\u0131n\u0131n etkisi alt\u0131nda kimyasal diren\u00e7 kazand\u0131r\u0131r. Filtre taban\u0131, 500 \u2026 600 g\/m\u00b2 y\u00fczey yo\u011funlu\u011funa ve \u015fu filtre a\u011f boyutlar\u0131na sahip bir a\u011f yap\u0131s\u0131d\u0131r: 1,0\u00d71,0 mm; 1,5\u00d71,5 mm; 2,0\u00d72,0 mm (1,5 mm \u00f6nerilir), filtre kal\u0131nl\u0131\u011f\u0131 \u2013 0,8 \u2026 1,2 mm'dir. Al\u00fcminyum FEA bazl\u0131 ala\u015f\u0131mlar i\u00e7in filtreler, rulo halinde veya istenen boyutlarda dikd\u00f6rtgenler halinde kesilmi\u015f olarak tedarik edilir (\u00f6zel \u015fekiller \u2013 daire, hacim hunisi vb. \u2013 \u00fcretici ile mutab\u0131k kal\u0131narak).<\/p>\n

UYGULAMA TEKNOLOJ\u0130S\u0130: FEA al\u00fcminyum i\u00e7in filtre elemanlar\u0131, tekli kum kal\u0131plar\u0131 ve so\u011futmal\u0131 kal\u0131plarda renkli d\u00f6k\u00fcmlerin \u00fcretiminde kullan\u0131l\u0131r. Maksimum filtreleme etkisini elde etmek i\u00e7in, filtre d\u00f6k\u00fcm g\u00f6vdesine m\u00fcmk\u00fcn oldu\u011funca yak\u0131n bir \u015fekilde monte edilmelidir. Filtreler ayr\u0131ca hassas d\u00f6k\u00fcm (investisyon d\u00f6k\u00fcm) ve enjeksiyon kal\u0131plama \u00fcretiminde de kullan\u0131labilir; ayr\u0131ca, metalin f\u0131r\u0131ndan ara ta\u015f\u0131ma kovas\u0131na (veya ara kep\u00e7eden kar\u0131\u015ft\u0131r\u0131c\u0131ya) d\u00f6k\u00fclmesi s\u0131ras\u0131nda y\u00fcksek verimli bir metalurjik filtre olarak filtreleme kutular\u0131na da tak\u0131labilir. Filtrenin \u015fekli ve boyutlar\u0131, kullan\u0131m amac\u0131na uygun olmal\u0131 ve d\u00f6k\u00fcm \u00fcretimine \u00f6zg\u00fc teknolojik ko\u015fullara dayal\u0131 y\u00f6ntemlere g\u00f6re hesaplanmal\u0131d\u0131r. Boyut se\u00e7iminde teredd\u00fct duyarsan\u0131z, \u00fcreticinin teknoloji departman\u0131na dan\u0131\u015f\u0131n.<\/p>\n

\"Seramik<\/p>\n

VER\u0130ML\u0130L\u0130\u011e\u0130N B\u0130L\u0130MSEL TEMELLER\u0130: Filtre emprenye bile\u015fimine \u00f6zel bile\u015fenlerin eklenmesi, silika a\u011fa (m\u00fc\u015fterinin talebi \u00fczerine) bir modifiye edici etki kazand\u0131r\u0131r, ar\u0131tma s\u00fcrecini iyile\u015ftirir ve gaz giderme<\/a> dayan\u0131kl\u0131l\u0131k, y\u00fcksek s\u0131cakl\u0131klara kar\u015f\u0131 artan diren\u00e7 ve di\u011fer faydal\u0131 \u00f6zellikler.
\n\u00d6zel bir kaplamaya sahip FEA d\u00f6k\u00fcm filtrelerinin kullan\u0131lmas\u0131, eriyik \u00fczerinde a\u015fa\u011f\u0131da belirtilen etkiler sayesinde y\u00fcksek mekanik \u00f6zelliklere sahip, y\u00fcksek kaliteli metal safl\u0131\u011f\u0131 sa\u011flanmas\u0131n\u0131 m\u00fcmk\u00fcn k\u0131lar:<\/p>\n

Etkili filtreleme mekanizmalar\u0131n\u0131n uygulanmas\u0131yla demir d\u0131\u015f\u0131 ala\u015f\u0131mlardaki kat\u0131 metalik olmayan safs\u0131zl\u0131klar\u0131n ve gazlar\u0131n ince temizlenmesi: h\u00fccre boyutunu a\u015fan c\u00fcruf kal\u0131nt\u0131lar\u0131 ve oksit filmlerinin mekanik olarak tutulmas\u0131, c\u00fcruf tabakas\u0131n\u0131n filtre besleme taraf\u0131ndan gelen kal\u0131nt\u0131lar\u0131 (\u00f6nemli \u00f6l\u00e7\u00fcde daha k\u00fc\u00e7\u00fck boyutlu par\u00e7ac\u0131klar dahil) geciktirmesi, s\u0131v\u0131 metalin filtre taban\u0131 ve refrakter kaplama ile temas\u0131 sonucunda \u00e7\u00f6z\u00fcnmemi\u015f par\u00e7ac\u0131klar\u0131n adsorpsiyonu ve \u00e7\u00f6z\u00fcnm\u00fc\u015f gazlar\u0131n sal\u0131n\u0131m\u0131;
\nsilumin i\u00e7inde \u00f6tektik silikon (\u00f6tektik) ve al\u00fcminyumdaki alfa kat\u0131 \u00e7\u00f6zeltisi (Al taneleri) ile yap\u0131lan modifikasyon, etkili kristalle\u015fme yoluyla eriyik doygunlu\u011funun sa\u011flanmas\u0131 sonucu renkli d\u00f6k\u00fcmlerin yap\u0131s\u0131n\u0131n d\u00fczeltilmesi ve d\u00fczle\u015ftirilmesi; emprenye bile\u015fiminden gelen modifikasyon merkezleri ve ala\u015f\u0131m elementleri;
\nIs\u0131tma s\u0131ras\u0131nda inert gazlar\u0131n sal\u0131nmas\u0131 ve emprenye bile\u015fiminde ince taneli refrakterlerin kullan\u0131lmas\u0131, d\u00f6k\u00fcm s\u00fcresinin tamam\u0131 boyunca filtre yap\u0131s\u0131n\u0131n y\u00fcksek termal ve kimyasal direncini garanti eder; bu da al\u00fcminyum bazl\u0131 ala\u015f\u0131mlar\u0131n filtrelenmesinde cam elyaf\u0131 bazl\u0131 filtrelerin uygulama alan\u0131n\u0131 b\u00fcy\u00fck \u00f6l\u00e7\u00fcde geni\u015fletir;
\nFiltrenin arkas\u0131nda olu\u015fan laminer metal ak\u0131\u015f\u0131, kal\u0131b\u0131n d\u00fczg\u00fcn bir \u015fekilde doldurulmas\u0131na katk\u0131da bulunurken, kal\u0131p bo\u015flu\u011funun tahrip olma olas\u0131l\u0131\u011f\u0131n\u0131 ve erimi\u015f metalin yeniden oksitlenmesi sonucu yeni kirliliklerin olu\u015fma olas\u0131l\u0131\u011f\u0131n\u0131 da azalt\u0131r.
\nUYGULAMANIN ETK\u0130S\u0130:<\/p>\n

metal olmayan kal\u0131nt\u0131lar, oksit tabakalar\u0131, c\u00fcruf ve gazlar\u0131n varl\u0131\u011f\u0131 nedeniyle kusurlu olan d\u00f6k\u00fcm say\u0131s\u0131nda keskin bir azalma;
\nbasitle\u015ftirme ve d\u00f6k\u00fcm kanallar\u0131 sistemlerinde metal t\u00fcketiminde \u00f6nemli bir azalma; zira bu sistemlerde metalin hareketini engelleyen elemanlara ve c\u00fcruf tutuculara gerek kalmamaktad\u0131r;
\nd\u00f6k\u00fcm h\u0131z\u0131n\u0131n optimizasyonu, kal\u0131p a\u015f\u0131nmas\u0131n\u0131n \u00f6nlenmesi, d\u00f6k\u00fcmlerin y\u00fczey kalitesinin ve genel kalitesinin iyile\u015ftirilmesi;
\nd\u00f6k\u00fcm yap\u0131s\u0131n\u0131n mekanik \u00f6zelliklerini art\u0131rmak ve d\u00f6k\u00fcmlerde daha iyi bir yo\u011funluk elde etmek
\nKULLANIM AVANTAJLARI:<\/p>\n

\u00c7e\u015fitli uygulama \u015fekilleri (dikd\u00f6rtgen, daire, huni vb.) sayesinde pahal\u0131 seramik k\u00f6p\u00fck, seramik a\u011f, \u015famot ve di\u011fer filtreler yerine filtre elemanlar\u0131n\u0131n kullan\u0131lmas\u0131 m\u00fcmk\u00fcn olmaktad\u0131r;
\nd\u00fc\u015f\u00fck maliyetli ve y\u00fcksek kaliteli filtreleme;
\nkullan\u0131m teknolojisindeki basitlik (d\u00f6k\u00fcm ekipman\u0131nda herhangi bir de\u011fi\u015fiklik gerekmemesi);
\ndo\u011frudan teknolojiyi kullanma olas\u0131l\u0131\u011f\u0131<\/p>\n

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