{"id":5235,"date":"2019-06-19T02:25:11","date_gmt":"2019-06-19T02:25:11","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=5235"},"modified":"2019-06-19T02:25:55","modified_gmt":"2019-06-19T02:25:55","slug":"metal-metallurgy-casting-foundry-aluminium-degassing-treatment","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/id\/metal-metallurgy-casting-foundry-aluminium-degassing-treatment\/","title":{"rendered":"Logam, Metalurgi, Pengecoran, Pabrik Pengecoran, Perlakuan Penghilangan Gas pada Aluminium"},"content":{"rendered":"<p><strong>Logam, Metalurgi, Pengecoran, Pabrik Pengecoran, Perlakuan Penghilangan Gas pada Aluminium<\/strong><\/p>\n<p>Metalurgi bertujuan untuk menghilangkan pengotor (unsur-unsur yang tidak diinginkan) dalam larutan logam melalui proses peleburan (pemanasan di atas titik leleh) guna pembentukan terak dan penghilangan terak, sementara komponen kimia tertentu menjadi relatif murni melalui penghilangan terak, penghilangan karbon, penghilangan oksigen, dan sebagainya. Proses ini merupakan bagian dari pembentukan komposisi paduan. Proses pemurnian yang lebih halus umumnya dilakukan di pabrik pengecoran logam.<\/p>\n<p>Perlakuan Penghilangan Gas pada Aluminium selalu menjadi topik penelitian dalam proses pengecoran dan penggulungan paduan aluminium, dan kemurnian nitrogen yang digunakan untuk pemurnian dalam perangkat pemurnian merupakan faktor kunci yang secara langsung memengaruhi hasil pemurnian.<\/p>\n<p><strong>Proses Penghilangan Gas pada Aluminium bertujuan untuk menyemprotkan nitrogen ke dalam aluminium cair guna menghilangkan hidrogen.<\/strong><br \/>\nSelain itu, proses degassing juga dianggap sebagai cara yang sangat efektif untuk memisahkan kotoran.<br \/>\nTelah diajukan dua model teoretis utama untuk menjelaskan prinsip degassing. Model makroskopis berpendapat bahwa proses penghilangan setiap pengotor memiliki sifat yang serupa. Sedangkan model mikroskopis, yaitu menurut teori ini, karena tekanan uap hidrogen yang lebih tinggi, hidrogen terlarut berdifusi ke dalam gas di dalam cairan aluminium yang disuntikkan.<br \/>\nSecara teoritis, inklusi berdiameter 10 mikron bersentuhan dengan gelembung, kemudian teradsorpsi pada gelembung tersebut, dan mengapung ke permukaan cairan.<\/p>\n<p>Proses Penghilangan Gas pada Aluminium memecah gelembung nitrogen berukuran besar menjadi gelembung-gelembung sangat halus dengan cara memutar rotor nitrogen pada kecepatan tinggi, serta menyebarkannya secara merata ke dalam logam cair.<br \/>\nDengan memperkecil diameter gelembung-gelembung tersebut, luas permukaan total gelembung-gelembung ini meningkat secara tajam, sehingga lebih banyak permukaan gelembung nitrogen yang bersentuhan dengan hidrogen dan kotoran dalam logam cair, yang pada gilirannya membawa zat-zat berbahaya tersebut ke permukaan cairan.<\/p>\n<p><img class=\"alignnone size-full wp-image-5236\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment.jpg\" alt=\"Proses Penghilangan Gas pada Aluminium\" width=\"800\" height=\"800\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment.jpg 800w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-150x150.jpg 150w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-300x300.jpg 300w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-768x768.jpg 768w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-570x570.jpg 570w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-500x500.jpg 500w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Aluminium-Degassing-Treatment-700x700.jpg 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>Proses Penghilangan Gas pada Aluminium adalah proses di mana rotor dapat memecah gelembung nitrogen yang masuk menjadi gelembung-gelembung kecil dan menyebarkannya ke seluruh logam cair.<br \/>\nDengan memperkecil diameter gelembung, luas permukaan nitrogen meningkat secara drastis, sehingga lebih banyak permukaan nitrogen yang bersentuhan dengan hidrogen dan pengotor dalam logam cair, dan hidrogen maupun pengotor tersebut terpisahkan dari cairan aluminium saat gelembung-gelembung tersebut naik ke permukaan.<\/p>\n<p>Pengendalian aliran pada <a href=\"http:\/\/www.adtechamm.com\/id\/portfolio_page\/online-degassing-unit\/\">unit penghilang gas daring<\/a>\u00a0 Nitrogen yang dialirkan ke dalam aluminium dapat mengatur laju aliran gas sesuai dengan volume logam cair yang sedang diproses, dan kecepatan batang putar serta rotor dapat disesuaikan untuk menghasilkan gelembung dengan ukuran yang sesuai guna mempermudah difusi gas inert.<\/p>\n<p><iframe width=\"1060\" height=\"596\" src=\"https:\/\/www.youtube.com\/embed\/lT2MWJhJ3io?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Metal Metallurgy Casting Foundry Aluminium Degassing Treatment Metallurgy is to remove impurities (non-intentional elements) in the metal solution by melting (heating above the melting point) for slag formation and slag removal, while certain chemical components are relatively pure by slag removal, decarburization, deoxidation, etc. The&#8230;<\/p>","protected":false},"author":1,"featured_media":5236,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[52],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Metal Metallurgy Casting Foundry Aluminium Degassing Treatment<\/title>\n<meta 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