{"id":5223,"date":"2019-06-18T07:26:20","date_gmt":"2019-06-18T07:26:20","guid":{"rendered":"http:\/\/www.adtechamm.com\/?p=5223"},"modified":"2019-06-18T07:26:20","modified_gmt":"2019-06-18T07:26:20","slug":"degassing-of-aluminium-alloys","status":"publish","type":"post","link":"https:\/\/www.adtechamm.com\/id\/degassing-of-aluminium-alloys\/","title":{"rendered":"Penghilangan Gas pada Paduan Aluminium"},"content":{"rendered":"<p><strong>Penghilangan Gas pada Paduan Aluminium<\/strong><\/p>\n<p>Sistem Penghilangan Gas pada Paduan Aluminium adalah peralatan pengolahan untuk penghilangan gas dan pemurnian yang membersihkan logam dengan cara menghilangkan pengotor fisik (inklusi gas hidrogen), kimia (logam alkali), dan metalurgi (garam alkali serta endapan intermetalik).<br \/>\nAdtech menawarkan sistem pemanasan awal gas yang telah dipatenkan serta berbagai fitur canggih lainnya untuk proses pemurnian aluminium cair yang optimal.<br \/>\nPengoperasian sistem ini didasarkan pada prinsip yang telah teruji, yaitu difusi berenergi tinggi dan perpindahan massa yang didorong oleh reaksi kimia. Sistem Pemurnian Aluminium Cair telah digunakan di industri ini selama bertahun-tahun.<\/p>\n<p><strong>Pembersihan dengan gas inert, Penghilangan gas dari paduan aluminium<\/strong><br \/>\nGas inert adalah gas yang tidak bereaksi secara kimia dengan aluminium cair dan hidrogen terlarut, serta tidak terlarut dalam aluminium; gas ini biasanya berupa nitrogen atau argon.<br \/>\nSetelah gas nitrogen dihembuskan ke dalam cairan, terbentuklah banyak gelembung halus, dan gelembung-gelembung tersebut bersentuhan dengan inklusi yang teroksidasi dalam cairan logam saat melewati cairan logam tersebut; inklusi-inklusi tersebut teradsorpsi pada permukaan gelembung dan mengapung ke permukaan cairan logam bersama gelembung-gelembung tersebut. Oksida yang dibawa ke permukaan cairan tidak dapat secara otomatis dipisahkan dari fase gas dan dimasukkan kembali ke dalam cairan aluminium, sehingga dapat menumpuk di permukaan cairan aluminium untuk kemudian dibuang.<br \/>\nKarena adsorpsi terjadi pada antarmuka antara gelembung dan cairan logam, gelembung tersebut hanya dapat bersentuhan dengan sejumlah terbatas cairan logam, sehingga efek penghilangan terak pun menjadi terbatas. Untuk meningkatkan efektivitas pemurnian, semakin banyak gelembung yang ditiupkan ke dalam gas pemurnian, semakin kecil jari-jari gelembungnya. Semakin merata distribusinya, semakin lama waktu peniupan, dan semakin jelas pula efek penghilangan teraknya.<\/p>\n<p><img class=\"alignnone size-full wp-image-5224\" src=\"http:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys.jpg\" alt=\"Penghilangan Gas pada Paduan Aluminium\" width=\"800\" height=\"800\" srcset=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys.jpg 800w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-150x150.jpg 150w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-300x300.jpg 300w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-768x768.jpg 768w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-570x570.jpg 570w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-500x500.jpg 500w, https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys-700x700.jpg 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><a href=\"http:\/\/www.adtechamm.com\/id\/aluminium-degassing-process\/\">PROSES DEGASSING ALUMINIUM<\/a><\/p>\n<p>Penghilangan Gas pada Paduan Aluminium didasarkan pada prinsip penghilangan gas dengan tekanan parsial. Karena adanya P^sO awal dalam gelembung nitrogen, terdapat perbedaan antara tekanan parsial kesetimbangan hidrogen di dalam gelembung dan cairan aluminium, sehingga hidrogen yang terlarut dalam logam terus-menerus berdifusi ke dalam gelembung. .<br \/>\nSampai tekanan parsial hidrogen dalam gelembung sama dengan tekanan parsial kesetimbangan hidrogen dalam cairan aluminium, setelah gelembung mengapung keluar dari permukaan cairan, hidrogen dalam gelembung juga keluar ke atmosfer, sehingga proses naiknya gelembung membawa keluar inklusi oksida. Gas hidrogen juga dikeluarkan, dan suhu cairan aluminium di bawah nitrogen dikendalikan pada 710\u2013720 \u00b0C untuk mencegah reaksi antara nitrogen dan cairan aluminium yang dapat membentuk nitrida aluminium.<\/p>\n<p><strong>Persyaratan untuk mengurangi silau pada aluminium dan paduan aluminium bervariasi tergantung pada penggunaan bahan-bahan tersebut.<\/strong><br \/>\nSecara umum, untuk produk biasa, kandungan hidrogen harus dijaga agar tetap di bawah 0,15\u20130,2 mL\/(100 g Al), dan ukuran partikel tunggal inklusi non-logam harus kurang dari 1 \u03bcm; sedangkan untuk bahan penerbangan khusus, kandungan hidrogen pada foil \u201cdouble zero\u201d harus dikendalikan. Di bawah 0,1 mL\/(100 gAl), ukuran partikel tunggal inklusi non-logam harus kurang dari 5 \u03bcm. Tentu saja, kandungan hidrogen yang diukur akan bervariasi tergantung pada metode pendeteksiannya. Inklusi non-logam umumnya dideteksi secara kualitatif melalui pemeriksaan ingot dengan perbesaran rendah dan pengujian ultrasonik pada aluminium, atau dideteksi secara kuantitatif menggunakan alat pengukur terak.<br \/>\nHal ini disebabkan karena cairan aluminium dan aluminium oksida tidak saling membasahi. Keduanya mengikuti hubungan energi permukaan termodinamika, sehingga inklusi A1203 dalam cairan aluminium dapat teradsorpsi pada permukaan agen pemurnian dan dihilangkan.<\/p>\n<p><iframe width=\"1060\" height=\"596\" src=\"https:\/\/www.youtube.com\/embed\/G7FLdONxoZM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Degassing Of Aluminium Alloys Degassing Of Aluminium Alloys System is a degassing and purification treatment equipment which cleans metal by removing physical (hydrogen gas inclusions), chemicals (alkali metals) &amp; metallurgical (alkali salts &amp; sludge inter-metallic) impurities. Adtech offers patented gas preheating and other sophisticated features&#8230;<\/p>","protected":false},"author":1,"featured_media":5224,"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>Degassing Of Aluminium Alloys | Adtech China Degassing Unit<\/title>\n<meta name=\"description\" content=\"Degassing Of Aluminium Alloys System is a degassing and purification treatment equipment which cleans metal by removing......\" \/>\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.adtechamm.com\/id\/degassing-of-aluminium-alloys\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Degassing Of Aluminium Alloys | Adtech China Degassing Unit\" \/>\n<meta property=\"og:description\" content=\"Degassing Of Aluminium Alloys System is a degassing and purification treatment equipment which cleans metal by removing......\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.adtechamm.com\/id\/degassing-of-aluminium-alloys\/\" \/>\n<meta property=\"og:site_name\" content=\"Adtech China\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/avril.allen.3994\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/profile.php?id=100058838456679\" \/>\n<meta property=\"article:published_time\" content=\"2019-06-18T07:26:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.adtechamm.com\/wp-content\/uploads\/2019\/06\/Degassing-Of-Aluminium-Alloys.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"AdTech\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@AdTech_China\" \/>\n<meta name=\"twitter:site\" content=\"@AdTech_China\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"AdTech\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.adtechamm.com\/degassing-of-aluminium-alloys\/\",\"url\":\"https:\/\/www.adtechamm.com\/degassing-of-aluminium-alloys\/\",\"name\":\"Degassing Of Aluminium Alloys | Adtech China Degassing Unit\",\"isPartOf\":{\"@id\":\"https:\/\/www.adtechamm.com\/#website\"},\"datePublished\":\"2019-06-18T07:26:20+00:00\",\"dateModified\":\"2019-06-18T07:26:20+00:00\",\"author\":{\"@id\":\"https:\/\/www.adtechamm.com\/#\/schema\/person\/3e620479604c811a3f1f75bb70841291\"},\"description\":\"Degassing Of Aluminium Alloys System is a degassing and purification treatment equipment which cleans metal by removing......\",\"breadcrumb\":{\"@id\":\"https:\/\/www.adtechamm.com\/degassing-of-aluminium-alloys\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.adtechamm.com\/degassing-of-aluminium-alloys\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.adtechamm.com\/degassing-of-aluminium-alloys\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.adtechamm.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Degassing Of Aluminium Alloys\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.adtechamm.com\/#website\",\"url\":\"https:\/\/www.adtechamm.com\/\",\"name\":\"Adtech China\",\"description\":\"Alumina ceramic foam filter, aluminum degassing\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.adtechamm.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.adtechamm.com\/#\/schema\/person\/3e620479604c811a3f1f75bb70841291\",\"name\":\"AdTech\",\"description\":\"Alumina ceramic foam filter &amp; 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