{"id":3225,"date":"2018-04-03T03:49:31","date_gmt":"2018-04-03T03:49:31","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=3225"},"modified":"2018-04-09T06:38:32","modified_gmt":"2018-04-09T06:38:32","slug":"specifics-aluminium-alloys-filtration","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/id\/specifics-aluminium-alloys-filtration\/","title":{"rendered":"Hal-hal Khusus Mengenai Penyaringan Paduan Aluminium"},"content":{"rendered":"<p><strong>Hal-hal Khusus Mengenai Penyaringan Paduan Aluminium<\/strong><\/p>\n<p>Proses penyaringan aluminium dapat dibagi menjadi beberapa tahap, tergantung pada jenis teknologi pengecoran yang digunakan atau metode persiapan logam cair.<\/p>\n<p><strong>Produksi aluminium primer dan sekunder<\/strong><br \/>\nProses pembuatan paduan aluminium memenuhi persyaratan kemurnian yang lebih tinggi pada logam cor guna meningkatkan kualitas bahan setengah jadi yang dihasilkan untuk produksi akhir (lembaran, balok, ingot, batang, profil, \u2026). Dengan demikian, proses filtrasi berkontribusi pada penurunan tingkat penolakan dalam produksi produk akhir serta peningkatan kualitasnya.<br \/>\nPengecoran logam dilakukan di lokasi-lokasi ini melalui proses berkelanjutan atau tidak berkelanjutan dengan volume produksi berkisar antara beberapa ton hingga beberapa ratus ton; oleh karena itu, filter berluas besar digunakan untuk proses filtrasi; filter-filter tersebut dipasang dalam sistem distribusi logam cair. Kami merekomendasikan agar filter dipasang di dalam kotak filtrasi keramik dengan tata letak filter horizontal atau vertikal.<\/p>\n<p><img class=\"alignnone wp-image-3226 size-full\" title=\"Hal-hal Khusus Mengenai Penyaringan Paduan Aluminium\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Specifics-of-Aluminium-Alloys-Filtration.png\" alt=\"Hal-hal Khusus Mengenai Penyaringan Paduan Aluminium\" width=\"320\" height=\"240\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Specifics-of-Aluminium-Alloys-Filtration.png 320w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Specifics-of-Aluminium-Alloys-Filtration-300x225.png 300w\" sizes=\"(max-width: 320px) 100vw, 320px\" \/><br \/>\nFilter ADTECH yang dirancang untuk menahan beban suhu dalam jangka panjang dapat digunakan untuk proses filtrasi. Filter-filter ini umumnya tersedia dalam dimensi standar yang dinyatakan dalam inci, dengan porositas berkisar antara 10 hingga 60 ppi (pori per inci linier). Ukuran filter bergantung pada porositasnya dan dipilih berdasarkan kapasitas filtrasi, waktu pengecoran, serta solusi tata letak kotak filtrasi. Pemilihan porositas filter ditentukan oleh jenis paduan logam, suhu pengecoran, tingkat kontaminasi logam, dan kualitas hasil akhir yang diinginkan.<\/p>\n<p><img class=\"alignnone wp-image-3227 size-full\" title=\"Proses penyaringan di bengkel pengecoran\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration.png\" alt=\"Proses penyaringan di bengkel pengecoran\" width=\"320\" height=\"240\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration.png 320w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration-300x225.png 300w\" sizes=\"(max-width: 320px) 100vw, 320px\" \/><br \/>\nSebelum proses pengecoran dimulai, filter harus dipanaskan terlebih dahulu secara memadai untuk memastikan kinerjanya yang optimal. Setelah proses pengecoran selesai, filter dapat digunakan kembali, asalkan kotak filtrasi dilengkapi dengan sistem pemanas permanen. Jika terdapat endapan logam di dalam filter, filter tersebut harus diganti untuk proses pengecoran berikutnya.<\/p>\n<p><strong>Proses penyaringan di bengkel pengecoran<\/strong><br \/>\nPolusi logam cair oleh oksida keras, yang menyebabkan masalah pada proses penyelesaian coran, merupakan alasan utama diperkenalkannya penyaringan coran di bengkel pengecoran. Penghapusan cacat yang tidak diinginkan, misalnya ketidakketatannya coran, porositas (lubang udara), homogenitas yang rendah, dan sebagainya, yang sering terjadi hanya selama proses pengecoran itu sendiri akibat turbulensi logam cair di dalam cetakan, merupakan alasan utama kedua dilakukannya filtrasi.<br \/>\nTerdapat sejumlah jenis pengecoran yang dapat dikelompokkan secara singkat berdasarkan teknologi pengecorannya menjadi:<\/p>\n<ul>\n<li><strong>Cetakan mati \/ pengecoran bertekanan<\/strong><br \/>\npencetakan bertekanan tinggi<br \/>\npencetakan bertekanan rendah<\/li>\n<li><strong>Pengecoran gravitasi<\/strong><br \/>\npencetakan dingin<br \/>\npengecoran pasir<br \/>\npencetakan dengan cetakan keramik<\/li>\n<\/ul>\n<p>Pabrik pengecoran cetakan dan pengecoran chill tidak selalu dapat memasukkan filter ke dalam sistem saluran pengisian cetakan\u2014tempat filtrasi paling efektif\u2014sehingga dicari berbagai solusi penerapan filtrasi pada tahapan-tahapan teknologi yang mendahului proses pengisian cetakan dengan logam.<\/p>\n<p><strong>Isolasi <a href=\"http:\/\/www.adtechamm.com\/id\/2017\/11\/29\/molten-aluminium-filter\/\">cangkir saluran penyaringan<\/a><\/strong><br \/>\nSelama proses penuangan logam cair, dapat digunakan sistem sederhana berupa cangkir saluran tuang yang dilengkapi isolasi dan filter; filter tersebut dirancang untuk penyaringan tunggal sekitar 100\u2013500 kg logam cair. Cangkir saluran harus dilengkapi dengan pin saluran, yang berfungsi menenangkan aliran logam saat dimasukkan ke dalam tungku penampung serta mencegah terbentuknya inklusi tambahan akibat turbulensi logam. Meskipun filter hanya dimaksudkan untuk sekali pakai, cangkir saluran dapat digunakan kembali untuk puluhan kali proses penuangan. Kami menawarkan dua jenis cangkir sprue untuk filter berukuran 3\u201c dan 5\u201c.<\/p>\n<p><img class=\"alignnone wp-image-3228 size-full\" title=\"Cangkir saluran filtrasi berinsulasi\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration-ADTECH.png\" alt=\"Cangkir saluran filtrasi berinsulasi\" width=\"381\" height=\"286\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration-ADTECH.png 381w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/Aluminium-Alloys-Filtration-ADTECH-300x225.png 300w\" sizes=\"(max-width: 381px) 100vw, 381px\" \/><br \/>\n<strong>Kotak penyaringan<\/strong><br \/>\nPenggunaan kotak filtrasi dengan pemanas listrik atau gas direkomendasikan untuk volume logam yang lebih besar. Filter pengecoran ADTech yang dilengkapi dengan tepi miring dan lapisan pasta ekspansi, dimasukkan ke dalam kotak tersebut. Kapasitas filter semacam ini mencapai puluhan ton dan digunakan dalam proses penuangan logam dari tungku peleburan ke dalam wadah transfer atau ke dalam tungku penampung. Saat ini kami menawarkan dua solusi untuk filter berukuran 9\u201c dan 12\u201c. Kapasitas masing-masing filter mencapai puluhan ton. Penggantian filter biasanya dilakukan sekali seminggu.<\/p>\n<p><img class=\"alignnone wp-image-3229 size-full\" title=\"Partisi penyaringan pada tungku penampungan\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/ADTECH-Aluminium-Alloys-Filtration.png\" alt=\"Partisi penyaringan pada tungku penampungan\" width=\"382\" height=\"287\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/ADTECH-Aluminium-Alloys-Filtration.png 382w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/ADTECH-Aluminium-Alloys-Filtration-300x225.png 300w\" sizes=\"(max-width: 382px) 100vw, 382px\" \/><br \/>\n<strong>Partisi penyaringan pada tungku penampungan<\/strong><br \/>\nPartisi penyaringan di dalam tungku penampung biasanya merupakan metode paling efektif untuk menerapkan sistem penyaringan di bengkel pengecoran cetakan. Filter dipasang di dalam ruang tungku penampung berupa partisi yang memisahkan titik ekstraksi dari logam yang terkontaminasi. Pada tungku cawan, partisi penyaring berbentuk U. Filter yang dipilih secara optimal mampu menyaring ratusan ton logam cair selama masa pakainya. Penggantian filter dilakukan selama pemeliharaan rutin lapisan tahan api tungku. Untuk tujuan ini, digunakan filter ADTECH dengan dimensi dan bentuk khusus yang disesuaikan dengan ukuran tungku.<\/p>\n<p><img class=\"alignnone wp-image-3230 size-full\" title=\"Partisi penyaringan pada tungku penampungan\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/20180403Specifics-of-Aluminium-Alloys-Filtration.png\" alt=\"Partisi penyaringan pada tungku penampungan\" width=\"380\" height=\"264\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/20180403Specifics-of-Aluminium-Alloys-Filtration.png 380w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2018\/04\/20180403Specifics-of-Aluminium-Alloys-Filtration-300x208.png 300w\" sizes=\"(max-width: 380px) 100vw, 380px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Specifics of Aluminium Alloys Filtration Filtration of aluminium can be broken down into several parts, depending on the\u00a0type of the\u00a0applied technology of cast production or on the\u00a0method of liquid metal preparation. Primary and secondary aluminium manufacture Manufacture of aluminium alloys meets the\u00a0requirements for higher purity&#8230;<\/p>","protected":false},"author":1,"featured_media":3227,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[52],"tags":[1256,1258,1262],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Specifics of Aluminium Alloys Filtration -AdTech Metallurgical Materials<\/title>\n<meta name=\"description\" content=\"Specifics of Aluminium Alloys Filtration AdTech Metallurgical Materials Co.,Ltd. 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