{"id":3049,"date":"2018-01-23T09:06:58","date_gmt":"2018-01-23T09:06:58","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=3049"},"modified":"2025-01-08T05:53:11","modified_gmt":"2025-01-08T05:53:11","slug":"composition-of-aluminum-casting-fluxs","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/id\/composition-of-aluminum-casting-fluxs\/","title":{"rendered":"Komposisi Bahan Pelebur untuk Coran Aluminium"},"content":{"rendered":"<h2>Komposisi Bahan Pelebur untuk Coran Aluminium<\/h2>\n<p><strong><a href=\"https:\/\/www.adtechamm.com\/id\/aluminium-casting-flux\/#:~:text=%E2%80%9CAluminium%20Casting%20Flux%20is%20mainly,(665%C2%B0C)%20eutectic.\">Flux untuk Pengecoran Aluminium<\/a> adalah campuran antara kalium klorida dan natrium klorida.<\/strong><\/p>\n<p><strong>Lelehkan terlebih dahulu bahan fluks tersebut, lalu tuangkan ke dalam ingot. Potongan-potongan kecil bahan fluks yang dimasukkan ke dalam aluminium\u2026 baik sebelum, selama, maupun setelah proses peleburan\u2026 akan meleleh pada suhu yang kurang lebih sama dengan aluminium.<\/strong><\/p>\n<p><strong>\u201c<a href=\"https:\/\/www.alalloycasting.com\/fluxes\/\">Flux untuk Pengecoran Aluminium<\/a> pada dasarnya merupakan campuran garam klorida dan fluorida yang ditambahkan bahan tambahan untuk memberikan sifat-sifat khusus.<\/strong><br \/>\n<strong>Sebagian besar fluks terbuat dari campuran KCl dan NaCl, yang membentuk eutektik bersuhu rendah (665\u00b0C).<\/strong><br \/>\n<strong>Bahan lain yang umum terdapat dalam fluks adalah NaF, yang membentuk campuran eutektik tersier bersama KCl dan NaCl dengan titik leleh 607\u00b0C.<\/strong><br \/>\n<strong>Campuran penutup yang umum terdiri dari sekitar 47,5% NaCl, 47,5% KCl, dan 5% garam fluorida.<\/strong><br \/>\n<strong>Titik leleh yang rendah sangat penting karena hal itu akan meningkatkan kelancaran aliran fluks pengecoran.<\/strong><br \/>\n<strong>Bahan penutup lainnya terbuat dari campuran MgCl\u2082\u2013KCl, yang membentuk campuran eutektik dengan titik leleh rendah pada 424\u00b0C, atau karnalit (MgCl\u2082\u00d7KCl), yang meleleh pada 485\u00b0C.<\/strong><br \/>\n<strong>Flux penutup ini memiliki fluiditas yang tinggi dan dapat membentuk lapisan tipis di permukaan logam cair.<\/strong><br \/>\n<strong>Namun, MgCl\u2082 tergolong cukup mahal, sehingga senyawa ini terutama digunakan dalam bahan pelebur bebas natrium untuk paduan yang mengandung lebih dari 2 wt.% magnesium.<\/strong><br \/>\n<strong>Bahan-bahan tersebut juga dapat digunakan pada kasus-kasus di mana penghilangan kalsium pada paduan dengan kandungan magnesium yang cukup tinggi sangat penting.\u201d<\/strong><br \/>\n<strong>T.A. Utigard, K. Friesen, R.R. Roy, J. Lim, A. Silny, dan C. Dupuis (Sifat dan Kegunaan Fluks dalam Pengolahan Aluminium Cair) November 1998 Halaman 38.<\/strong><\/p>\n<p><strong>Gunakan tabung grafit untuk mengalirkan nitrogen melalui aluminium cair sebelum menuangkannya. Hal ini akan memastikan tidak ada lubang kecil akibat gas pada hasil coran Anda. Saya biasanya hanya melakukannya saat mencetak bagian yang harus dipoles hingga sangat halus. Selain itu, saya hanya menggunakan sedikit fluks Coveral, produk komersial. Jika Anda memperhatikan suhu, menggunakan aluminium yang bersih, dan tidak terlalu lama mempersiapkan logam cair sebelum dituang, Anda bisa melakukannya dengan menggunakan flux yang sangat sedikit dan logam cair Anda juga tidak akan mengandung gas.<\/strong><\/p>\n<p><img class=\"alignnone wp-image-2631\" title=\"Flux untuk Pengecoran Aluminium\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2017\/09\/\u7cbe\u70bc\u5242.jpg\" alt=\"Flux untuk Pengecoran Aluminium\" width=\"643\" height=\"482\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2017\/09\/\u7cbe\u70bc\u5242.jpg 800w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2017\/09\/\u7cbe\u70bc\u5242-300x225.jpg 300w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2017\/09\/\u7cbe\u70bc\u5242-768x576.jpg 768w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2017\/09\/\u7cbe\u70bc\u5242-700x525.jpg 700w\" sizes=\"(max-width: 643px) 100vw, 643px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Composition of Aluminum Casting Fluxs Aluminum Casting Flux is a mixture of Potassium Chloride and Sodium Chloride. Pre-melt the Flux and pour it into the ingots. Little chunks of the Fluxs thrown into the aluminum&#8230; before, during, or after the melting process&#8230;. will melt at&#8230;<\/p>","protected":false},"author":1,"featured_media":2937,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[52],"tags":[765],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Composition of Aluminum Casting Fluxs<\/title>\n<meta name=\"description\" content=\"Aluminum Casting Flux is a mixture of Potassium Chloride and Sodium Chloride. Pre-melt the Flux and pour it into the ingots. 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