{"id":10805,"date":"2021-10-23T07:37:14","date_gmt":"2021-10-23T07:37:14","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=10805"},"modified":"2021-10-22T07:39:54","modified_gmt":"2021-10-22T07:39:54","slug":"box-type-degassing-device","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/box-type-degassing-device\/","title":{"rendered":"Dispositif de d\u00e9gazage de type caisson"},"content":{"rendered":"<p>Le dispositif de d\u00e9gazage en ligne de type caisson est install\u00e9 \u00e0 proximit\u00e9 de la goulotte. La goulotte est \u00e9quip\u00e9e d'une entr\u00e9e et d'une sortie pour l'aluminium en fusion. En tant que dispositif de d\u00e9gazage en ligne autonome et sans interruption, il est adapt\u00e9 \u00e0 un d\u00e9bit continu d'aluminium en fusion compris entre 10 et 45 tonnes par heure. Il est utilis\u00e9 pour la coul\u00e9e ou la coul\u00e9e semi-continue dans un four de fusion d'aluminium.<\/p>\n<p>Gr\u00e2ce \u00e0 la tige en graphite rotative et au rotor, le gaz inerte d\u00e9fini est inject\u00e9 dans l'aluminium fondu. Le rotor divise le gaz inerte entrant dans l'aluminium fondu en petites bulles, qui sont r\u00e9parties uniform\u00e9ment dans l'aluminium fondu. Ces petites bulles de gaz inerte sont pi\u00e9g\u00e9es dans l'aluminium fondu. L'hydrog\u00e8ne et les autres impuret\u00e9s non m\u00e9talliques pr\u00e9sents dans le gaz inerte remontent \u00e0 la surface de l'aluminium fondu en m\u00eame temps que les petites bulles de gaz inerte, ce qui permet d'\u00e9liminer l'hydrog\u00e8ne.<\/p>\n<p>Le dispositif de d\u00e9gazage de type caisson comprend deux chambres internes : une chambre blanche et une chambre de chauffage et de maintien en temp\u00e9rature.<\/p>\n<p>La partie centrale est s\u00e9par\u00e9e par un s\u00e9parateur en SiC.<\/p>\n<p>Apr\u00e8s le d\u00e9gazage et l'\u00e9limination des scories dans la salle blanche, l'alliage d'aluminium en fusion s'\u00e9coule dans la chambre d'isolation par le dessous de la cloison. La gaine en silicium-carbone en forme de U et le tube de protection en carbure de silicium, immerg\u00e9s dans l'alliage d'aluminium en fusion, servent \u00e0 chauffer la chambre d'isolation.<\/p>\n<p>Le <a href=\"http:\/\/www.alalloycasting.com\/fr\/degassing-box\/\">bo\u00eete de d\u00e9gazage<\/a> L'enveloppe est constitu\u00e9e d'une t\u00f4le d'acier de 10 mm d'\u00e9paisseur, et le rev\u00eatement int\u00e9rieur est en mat\u00e9riau r\u00e9fractaire.<\/p>\n<p>Le r\u00e9chauffeur permet de guider et de transporter directement le flux immerg\u00e9 d'alliage d'aluminium fondu en cours de traitement.<\/p>\n<p>Conform\u00e9ment aux recommandations de notre entreprise, une trappe d'\u00e9vacuation des scories est pr\u00e9vue dans la partie inf\u00e9rieure des deux parois lat\u00e9rales du caisson.<\/p>\n<p>L'\u00e9limination des scories dans la cavit\u00e9 s'effectue sans actionner le couvercle, ce qui prolonge la dur\u00e9e de vie de la cavit\u00e9 int\u00e9rieure du caisson, tout en am\u00e9liorant ses performances d'isolation thermique et en augmentant les pertes thermiques.<\/p>\n<p>La r\u00e9duction et la compensation thermique du four de chauffage r\u00e9pondent pleinement aux exigences de temp\u00e9rature du processus de production. La cuve pr\u00e9sente une bonne \u00e9tanch\u00e9it\u00e9 \u00e0 l'air, ce qui emp\u00eache l'air de p\u00e9n\u00e9trer \u00e0 l'int\u00e9rieur et \u00e9vite toute pollution secondaire de l'alliage d'aluminium en fusion.<\/p>\n<p>\u00c9quip\u00e9 d'un dispositif hydraulique \u00e0 benne basculante, il peut \u00eatre enti\u00e8rement vid\u00e9 une fois les op\u00e9rations de coul\u00e9e termin\u00e9es ou apr\u00e8s le remplacement de l'alliage, ce qui permet de vider compl\u00e8tement le bac. Il n'est pas n\u00e9cessaire de laisser le dispositif de chauffage en marche pendant une longue p\u00e9riode pour maintenir la chaleur, ce qui permet de r\u00e9duire relativement la consommation d'\u00e9nergie.<\/p>","protected":false},"excerpt":{"rendered":"<p>The box type online degassing device is installed close to the launder. The launder is designed with an aluminum liquid inlet and an outlet. As&hellip;<\/p>","protected":false},"author":1,"featured_media":10807,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-10805","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Box Type Degassing Device -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"The box type online degassing device is installed close to the launder. 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