{"id":2681,"date":"2023-02-15T12:21:44","date_gmt":"2023-02-15T12:21:44","guid":{"rendered":"https:\/\/jinsuncarbon.com\/?post_type=product&p=2681"},"modified":"2025-01-21T10:13:35","modified_gmt":"2025-01-21T10:13:35","slug":"bloc-de-carbone-anodique","status":"publish","type":"product","link":"https:\/\/jinsuncarbon.com\/fr\/produit-2\/bloc-de-carbone-anodique\/","title":{"rendered":"Bloc de carbone de l'anode"},"content":{"rendered":"

Le bloc de carbone de l'anode est utilis\u00e9 dans les cellules industrielles d'\u00e9lectrolyse de l'aluminium. Il joue deux r\u00f4les. D'une part, il sert de mat\u00e9riau conducteur et d'autre part, il participe \u00e0 la r\u00e9action \u00e9lectrochimique de l'anode.<\/p>\n

Pendant l'\u00e9lectrolyse, un courant continu traverse la cellule d'\u00e9lectrolyse. Le bloc convertit alors l'\u00e9nergie \u00e9lectrique en \u00e9nergie chimique.<\/p>\n

La r\u00e9action \u00e9lectrochimique \u00e9tant consomm\u00e9e en permanence, l'usine doit la remplacer r\u00e9guli\u00e8rement pour assurer un fonctionnement r\u00e9gulier de la production.<\/p>\n

Le cycle de remplacement g\u00e9n\u00e9ral est de 20 \u00e0 34 jours. La densit\u00e9 de courant du produit sur la cellule \u00e9lectrolytique est g\u00e9n\u00e9ralement de 0,70-0,90A\/cm3.<\/p>\n

De quoi est constitu\u00e9 le bloc de carbone de l'anode ?<\/h2>\n

Les principales mati\u00e8res premi\u00e8res comprennent le coke de p\u00e9trole et le coke de poix, qui sont trait\u00e9s par calcination, broyage moyen, criblage, broyage fin, etc. pour garantir la qualit\u00e9 et l'uniformit\u00e9 des mati\u00e8res premi\u00e8res.<\/p>\n

Ensuite, les mati\u00e8res premi\u00e8res transform\u00e9es sont m\u00e9lang\u00e9es \u00e0 du goudron de houille, qui agit comme un liant. Ce processus comprend la fusion de l'asphalte, le m\u00e9lange avec les mati\u00e8res premi\u00e8res, le malaxage et la formation d'un rectangle. carbone<\/a> des blocs ayant une certaine r\u00e9sistance et une certaine densit\u00e9 gr\u00e2ce \u00e0 des proc\u00e9d\u00e9s de moulage tels que l'extrusion ou le moulage par vibration.<\/p>\n

Enfin, les blocs de carbone anodiques bruts doivent subir un processus de torr\u00e9faction, qui vise \u00e0 \u00e9liminer les substances volatiles et \u00e0 cok\u00e9fier l'asphalte, am\u00e9liorant ainsi la r\u00e9sistance m\u00e9canique et la conductivit\u00e9 des blocs de carbone. La temp\u00e9rature de torr\u00e9faction se situe g\u00e9n\u00e9ralement entre 1100 et 1200 degr\u00e9s Celsius.<\/p>\n

<\/h3>\n

Application du bloc de carbone de l'anode<\/h2>\n

Le bloc de carbone anodique est principalement utilis\u00e9 dans le processus de production d'aluminium \u00e9lectrolytique. L'anode est l'\u00e9lectrode positive de la cellule d'\u00e9lectrolyse de l'aluminium et participe \u00e0 la r\u00e9action \u00e9lectrochimique. Lorsqu'ils sont consomm\u00e9s en continu, un liquide d'aluminium est g\u00e9n\u00e9r\u00e9 au niveau de l'anode. cathode<\/a>Il s'agit d'un processus de r\u00e9duction de l'aluminium.<\/p>\n

\"Qu'est-ce \"Bloc<\/p>\n

 <\/p>\n

Caract\u00e9ristiques principales<\/h2>\n

Conductivit\u00e9 \u00e9lectrique sup\u00e9rieure<\/strong><\/p>\n

Con\u00e7us pour des performances optimales, ils pr\u00e9sentent une conductivit\u00e9 \u00e9lectrique \u00e9lev\u00e9e. Cette caract\u00e9ristique permet un transfert d'\u00e9lectrons efficace, une caract\u00e9ristique essentielle pour piloter divers processus \u00e9lectrochimiques.<\/p>\n

Excellente conductivit\u00e9 et r\u00e9sistance thermique<\/strong><\/p>\n

Il est con\u00e7u pour r\u00e9sister \u00e0 des temp\u00e9ratures extr\u00eames sans compromettre les performances, gr\u00e2ce \u00e0 sa conductivit\u00e9 thermique exceptionnelle et \u00e0 sa r\u00e9sistance \u00e0 l'usure. r\u00e9sistance<\/a>.<\/p>\n

Le bloc peut ainsi g\u00e9rer efficacement la chaleur g\u00e9n\u00e9r\u00e9e, ce qui garantit sa durabilit\u00e9 et sa long\u00e9vit\u00e9.<\/p>\n

Stabilit\u00e9 chimique \u00e9lev\u00e9e<\/strong><\/p>\n

De nature chimiquement stable, il ne r\u00e9agit pas facilement avec d'autres produits chimiques. Cette propri\u00e9t\u00e9 garantit que le bloc reste inerte pendant les r\u00e9actions \u00e9lectrochimiques, ce qui \u00e9vite les r\u00e9actions secondaires ind\u00e9sirables et permet d'obtenir des r\u00e9sultats pr\u00e9cis et fiables.<\/p>\n

FAQ :<\/h2>\n

Pourquoi les anodes en carbone doivent-elles \u00eatre remplac\u00e9es r\u00e9guli\u00e8rement ?<\/h3>\n

Les anodes en carbone doivent \u00eatre remplac\u00e9es r\u00e9guli\u00e8rement car elles se consument progressivement au cours du processus d'\u00e9lectrolyse. L'oxyg\u00e8ne produit par l'anode r\u00e9agit chimiquement avec le carbone pour former du dioxyde de carbone. Dans la production d'aluminium \u00e0 anode de carbone, le mat\u00e9riau de l'anode continuera \u00e0 s'oxyder et \u00e0 s'user avec le temps. Ainsi, pour garantir le bon d\u00e9roulement du processus d'\u00e9lectrolyse, une fois que l'anode de carbone est \u00e9puis\u00e9e, elle doit \u00eatre remplac\u00e9e r\u00e9guli\u00e8rement pour maintenir l'efficacit\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"

Le bloc de carbone de l'anode est g\u00e9n\u00e9ralement de forme cubique et comporte 2 \u00e0 4 rainures circulaires d'un diam\u00e8tre de 160 \u00e0 180 mm et d'une profondeur de 80 \u00e0 110 mm sur la surface de la direction conductrice, commun\u00e9ment appel\u00e9es \"bols de carbone\". Le bloc de carbone anodique pr\u00e9cuit est compos\u00e9 de coke de p\u00e9trole comme agr\u00e9gat et de brai de goudron de houille comme liant, et est pr\u00e9par\u00e9 par moulage par vibration et traitement thermique par torr\u00e9faction. Il est utilis\u00e9 pour l'\u00e9lectrolyse de l'aluminium comme mat\u00e9riau d'anode.<\/p>","protected":false},"featured_media":2700,"template":"","meta":[],"product_brand":[],"product_cat":[39],"product_tag":[],"class_list":{"0":"post-2681","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-carbon-products","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"\nAnode Carbon Block Manufacturer & Supplier<\/title>\n<meta name=\"description\" content=\"The pre-baked anode carbon block is made of petroleum coke as the aggregate and coal tar pitch. 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