{"id":9599,"date":"2021-07-15T07:46:14","date_gmt":"2021-07-15T07:46:14","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9599"},"modified":"2021-07-15T07:46:14","modified_gmt":"2021-07-15T07:46:14","slug":"aluminum-melt-tubular-filter","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/aluminum-melt-tubular-filter\/","title":{"rendered":"Filtre tubulaire pour bain de fusion d'aluminium"},"content":{"rendered":"<p>Le filtre tubulaire pour aluminium fondu assure une double fonction : la filtration en surface et l'adsorption et la r\u00e9tention internes des impuret\u00e9s. Le principe de fonctionnement de base de cet \u00e9quipement de filtration tubulaire repose sur le fait que l'aluminium fondu, en traversant le corps du filtre, p\u00e9n\u00e8tre de l'ext\u00e9rieur vers l'int\u00e9rieur du tube filtrant, selon un processus de filtration de l'ext\u00e9rieur vers l'int\u00e9rieur.<\/p>\n<p>La masse d'aluminium en fusion traverse le tube filtrant tr\u00e8s lentement. La surface filtrante d'un tube filtrant est de 2 500 cm\u00b2, ce qui \u00e9quivaut \u00e0 une plaque filtrante en mousse c\u00e9ramique de 508 mm. D'apr\u00e8s nos calculs, la surface de filtration totale de 14 tubes filtrants est de 3,6 m\u00b2, et celle de 28 tubes filtrants est de 7,2 m\u00b2. Cette combinaison permet d'obtenir une tr\u00e8s grande surface de filtration dans l'espace restreint du dispositif de filtration. De toute \u00e9vidence, la surface totale de filtration des deux plaques filtrantes en mousse c\u00e9ramique utilis\u00e9es par CFF est loin d\u2019\u00eatre comparable \u00e0 celle des tubes filtrants.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9131\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/06\/Aluminum-Melt-Ceramic-Filter.jpg\" alt=\"Filtre c\u00e9ramique pour aluminium fondu\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/06\/Aluminum-Melt-Ceramic-Filter.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/06\/Aluminum-Melt-Ceramic-Filter-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Les particules du tube filtrant sont fritt\u00e9es \u00e0 haute temp\u00e9rature et sont solidement li\u00e9es entre elles, sans risque de se d\u00e9sagr\u00e9ger. Cette structure fritt\u00e9e \u00e0 haute temp\u00e9rature est nettement plus compacte que celle d'un filtre \u00e0 lit profond.<\/p>\n<p>Les particules du tube forment non seulement des pores de tr\u00e8s petite taille, mais cr\u00e9ent \u00e9galement un circuit d'\u00e9coulement complexe en trois dimensions, ce qui garantit une double capture des impuret\u00e9s et leur adsorption \u00e0 l'int\u00e9rieur du tube filtrant. Les impuret\u00e9s sont presque toutes filtr\u00e9es au niveau de la surface ext\u00e9rieure du tube filtrant, tandis que les impuret\u00e9s les plus fines sont adsorb\u00e9es \u00e0 l'int\u00e9rieur de celui-ci, ce qui permet d'obtenir un effet de filtration de haute pr\u00e9cision.<\/p>\n<p><strong>Avantages du filtre tubulaire pour bain de fusion d'aluminium<\/strong><\/p>\n<p>Diam\u00e8tre des particules fines ;<br \/>\nFiltration \u00e0 grande surface ;<br \/>\nLes os sont solidement assembl\u00e9s.<\/p>\n<p>La limite relative de la filtration tubulaire est la suivante : en raison du diam\u00e8tre fin des particules et de la structure compacte des agr\u00e9gats, en l'absence d'\u00e9quipement de filtration par fusion en amont, si l'on utilise uniquement la filtration tubulaire, l'accumulation d'impuret\u00e9s grossi\u00e8res peut entra\u00eener un colmatage et faire perdre l'avantage de ce proc\u00e9d\u00e9. Par cons\u00e9quent, dans le cas de la filtration tubulaire, la meilleure configuration consiste \u00e0 ajouter <a href=\"http:\/\/www.alalloycasting.com\/fr\/deep-bed-filtration\/\">filtration \u00e0 lit profond<\/a> ou <a href=\"http:\/\/www.alalloycasting.com\/fr\/cff-filtration-equipment\/\">\u00c9quipements de filtration CFF<\/a> avant la filtration en tube afin d'obtenir la combinaison la plus parfaite et d'atteindre ainsi le meilleur r\u00e9sultat de filtration possible.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Aluminum Melt Tubular Filter realizes the dual functions of surface filtration and internal adsorption and trapping of impurities. The basic working principle of the&hellip;<\/p>","protected":false},"author":1,"featured_media":9600,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-9599","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>Aluminum Melt Tubular Filter, CFF Molten Metal Filter<\/title>\n<meta name=\"description\" content=\"The Aluminum Melt Tubular Filter realizes the dual functions of surface filtration and internal adsorption and trapping of impurities.\" \/>\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.alalloycasting.com\/fr\/aluminum-melt-tubular-filter\/\" \/>\n<meta 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