{"id":7799,"date":"2021-01-29T09:23:24","date_gmt":"2021-01-29T09:23:24","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=7799"},"modified":"2026-04-03T08:25:18","modified_gmt":"2026-04-03T08:25:18","slug":"flux-for-aluminum-casting","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/flux-for-aluminum-casting\/","title":{"rendered":"Flux pour la coul\u00e9e d'aluminium"},"content":{"rendered":"<p data-start=\"219\" data-end=\"300\">Si vous passez suffisamment de temps dans une salle de casting, vous remarquerez quelque chose d\u2019int\u00e9ressant :<\/p>\n<p data-start=\"302\" data-end=\"426\">Deux usines peuvent utiliser le m\u00eame alliage d'aluminium, le m\u00eame four, voire le m\u00eame fondant, et obtenir malgr\u00e9 tout des r\u00e9sultats totalement diff\u00e9rents.<\/p>\n<p data-start=\"428\" data-end=\"502\">En g\u00e9n\u00e9ral, ce n'est pas le mat\u00e9riau qui fait la diff\u00e9rence.<br data-start=\"470\" data-end=\"473\" \/>Tout d\u00e9pend de la mani\u00e8re dont on traite la mati\u00e8re fondue.<\/p>\n<p data-start=\"504\" data-end=\"700\">Le flux utilis\u00e9 pour la coul\u00e9e d'aluminium est souvent consid\u00e9r\u00e9 comme un consommable courant. En r\u00e9alit\u00e9, c'est l'un des rares outils qui influe directement \u00e0 la fois sur la propret\u00e9 de la masse fondue, le taux de r\u00e9cup\u00e9ration du m\u00e9tal et le taux de d\u00e9fauts.<\/p>\n<p data-start=\"702\" data-end=\"790\">Cette page n'a pas pour but de r\u00e9pertorier les diff\u00e9rents types de flux. Elle traite de ce qui fonctionne r\u00e9ellement en production.<\/p>\n<figure id=\"attachment_82836\" aria-describedby=\"caption-attachment-82836\" style=\"width: 561px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-82836\" src=\"http:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9310_c5tVK6ni.webp\" alt=\"d\u00e9chets d&#039;aluminium et lingots pr\u00e9par\u00e9s pour le processus de coul\u00e9e\" width=\"561\" height=\"374\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9310_c5tVK6ni.webp 1536w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9310_c5tVK6ni-300x200.webp 300w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9310_c5tVK6ni-768x512.webp 768w\" sizes=\"auto, (max-width: 561px) 100vw, 561px\" \/><figcaption id=\"caption-attachment-82836\" class=\"wp-caption-text\"><em>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Les diff\u00e9rentes mati\u00e8res premi\u00e8res en aluminium peuvent avoir une incidence significative sur la puret\u00e9 de la masse fondue.<\/em><\/figcaption><\/figure>\n<h2 data-start=\"797\" data-end=\"871\"><span role=\"text\"><strong data-start=\"800\" data-end=\"871\">Pourquoi les pi\u00e8ces moul\u00e9es en aluminium pr\u00e9sentent-elles encore des d\u00e9fauts m\u00eame lorsqu'on utilise un fondant ?<\/strong><\/span><\/h2>\n<p data-start=\"873\" data-end=\"934\">C'est l'une des questions les plus fr\u00e9quemment pos\u00e9es par les directeurs d'usine.<\/p>\n<h3 data-start=\"936\" data-end=\"975\"><span role=\"text\"><strong data-start=\"940\" data-end=\"975\">Le probl\u00e8me vient-il vraiment du flux ?<\/strong><\/span><\/h3>\n<p data-start=\"977\" data-end=\"995\">Dans la plupart des cas, non.<\/p>\n<p data-start=\"997\" data-end=\"1058\">D'apr\u00e8s des observations r\u00e9elles en production, les d\u00e9fauts proviennent g\u00e9n\u00e9ralement :<\/p>\n<ul data-start=\"1060\" data-end=\"1238\">\n<li data-start=\"1060\" data-end=\"1101\">R\u00e9absorption d'hydrog\u00e8ne pendant la phase de maintien<\/li>\n<li data-start=\"1102\" data-end=\"1161\">Les films d'oxyde se brisent et sont r\u00e9introduits dans la masse fondue<\/li>\n<li data-start=\"1162\" data-end=\"1206\">Les scories ne sont pas \u00e9limin\u00e9es au bon moment<\/li>\n<li data-start=\"1207\" data-end=\"1238\">Application in\u00e9gale du flux<\/li>\n<\/ul>\n<p data-start=\"1240\" data-end=\"1291\">\ud83d\udc49 On accuse souvent Flux, mais c'est rarement la cause premi\u00e8re.<\/p>\n<h2 data-start=\"1298\" data-end=\"1365\"><span role=\"text\"><strong data-start=\"1301\" data-end=\"1365\">Quel est le r\u00f4le concret du flux dans la coul\u00e9e d'aluminium ?<\/strong><\/span><\/h2>\n<p data-start=\"1367\" data-end=\"1454\">Au lieu de se contenter de r\u00e9flexions th\u00e9oriques, il est plus utile d'observer ce qui se passe dans le four.<\/p>\n<h3 data-start=\"1456\" data-end=\"1508\"><span role=\"text\"><strong data-start=\"1460\" data-end=\"1508\">Comment le flux interagit-il avec l'aluminium fondu ?<\/strong><\/span><\/h3>\n<p data-start=\"1510\" data-end=\"1566\">Lorsqu'il est correctement appliqu\u00e9, le flux remplit trois fonctions pratiques :<\/p>\n<ol data-start=\"1568\" data-end=\"1864\">\n<li data-start=\"1568\" data-end=\"1662\"><strong data-start=\"1571\" data-end=\"1600\">S\u00e9pare les impuret\u00e9s du m\u00e9tal<\/strong><br data-start=\"1600\" data-end=\"1603\" \/>Cela favorise le d\u00e9tachement des films d'oxyde et des inclusions, qui remontent ainsi \u00e0 la surface.<\/li>\n<li data-start=\"1664\" data-end=\"1769\"><strong data-start=\"1667\" data-end=\"1702\">Cr\u00e9e une couche de surface de travail<\/strong><br data-start=\"1702\" data-end=\"1705\" \/>Cette couche limite la poursuite de l'oxydation et stabilise la masse fondue.<\/li>\n<li data-start=\"1771\" data-end=\"1864\"><strong data-start=\"1774\" data-end=\"1817\">Am\u00e9liore la r\u00e9cup\u00e9ration des m\u00e9taux lors de l'\u00e9cumage<\/strong><br data-start=\"1817\" data-end=\"1820\" \/>Surtout lorsqu'il s'agit de scories lourdes.<\/li>\n<\/ol>\n<p data-start=\"1866\" data-end=\"1961\">\ud83d\udc49 L'essentiel ne r\u00e9side pas seulement dans l'alchimie, mais aussi dans la r\u00e9gularit\u00e9 et la constance de cette interaction.<\/p>\n<h2 data-start=\"1968\" data-end=\"2030\"><span role=\"text\"><strong data-start=\"1971\" data-end=\"2030\">Quels types de flux utilise-t-on concr\u00e8tement sur une ligne de coul\u00e9e ?<\/strong><\/span><\/h2>\n<p data-start=\"2032\" data-end=\"2107\">Au lieu des cat\u00e9gories th\u00e9oriques, voici comment elles sont utilis\u00e9es dans les flux de travail concrets :<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2109\" data-end=\"2501\">\n<thead data-start=\"2109\" data-end=\"2179\">\n<tr data-start=\"2109\" data-end=\"2179\">\n<th class=\"\" data-start=\"2109\" data-end=\"2131\" data-col-size=\"sm\">\u00c9tape de production<\/th>\n<th class=\"\" data-start=\"2131\" data-end=\"2161\" data-col-size=\"sm\">Ce que les op\u00e9rateurs utilisent r\u00e9ellement<\/th>\n<th class=\"\" data-start=\"2161\" data-end=\"2179\" data-col-size=\"sm\">Pourquoi est-ce important ?<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2247\" data-end=\"2501\">\n<tr data-start=\"2247\" data-end=\"2314\">\n<td data-start=\"2247\" data-end=\"2263\" data-col-size=\"sm\">Fusion pr\u00e9coce<\/td>\n<td data-start=\"2263\" data-end=\"2284\" data-col-size=\"sm\">Flux d'\u00e9limination des oxydes<\/td>\n<td data-start=\"2284\" data-end=\"2314\" data-col-size=\"sm\">\u00c9limine la couche d'oxyde initiale<\/td>\n<\/tr>\n<tr data-start=\"2315\" data-end=\"2378\">\n<td data-start=\"2315\" data-end=\"2336\" data-col-size=\"sm\">Phase de fusion compl\u00e8te<\/td>\n<td data-start=\"2336\" data-end=\"2352\" data-col-size=\"sm\">Flux de raffinage<\/td>\n<td data-start=\"2352\" data-end=\"2378\" data-col-size=\"sm\">Nettoie la mati\u00e8re fondue \u00e0 l'int\u00e9rieur<\/td>\n<\/tr>\n<tr data-start=\"2379\" data-end=\"2441\">\n<td data-start=\"2379\" data-end=\"2396\" data-col-size=\"sm\">Avant de verser<\/td>\n<td data-start=\"2396\" data-end=\"2414\" data-col-size=\"sm\">Flux de d\u00e9carburation<\/td>\n<td data-start=\"2414\" data-end=\"2441\" data-col-size=\"sm\">Am\u00e9liore la r\u00e9cup\u00e9ration des m\u00e9taux<\/td>\n<\/tr>\n<tr data-start=\"2442\" data-end=\"2501\">\n<td data-start=\"2442\" data-end=\"2463\" data-col-size=\"sm\">Conservation \/ transfert<\/td>\n<td data-start=\"2463\" data-end=\"2476\" data-col-size=\"sm\">Flux de recouvrement<\/td>\n<td data-start=\"2476\" data-end=\"2501\" data-col-size=\"sm\">Emp\u00eache la r\u00e9oxydation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"2503\" data-end=\"2590\">\ud83d\udc49 Sur la plupart des lignes de production, ces \u00e9l\u00e9ments ne sont pas facultatifs : ils sont combin\u00e9s en fonction des conditions de fusion.<\/p>\n<p data-start=\"2592\" data-end=\"2681\"><em data-start=\"2592\" data-end=\"2681\">Ce processus refl\u00e8te les pratiques courantes en fonderie plut\u00f4t qu'une classification th\u00e9orique.<\/em><\/p>\n<p data-start=\"2592\" data-end=\"2681\"><iframe loading=\"lazy\" title=\"Lecteur vid\u00e9o YouTube\" src=\"https:\/\/www.youtube.com\/embed\/EV9LhS958FU?si=J6ySRZdGjCE0MAOF\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h2 data-start=\"2688\" data-end=\"2757\"><span role=\"text\"><strong data-start=\"2691\" data-end=\"2757\">Comment savoir quel flux utiliser sans se compliquer la vie ?<\/strong><\/span><\/h2>\n<h3 data-start=\"2759\" data-end=\"2816\"><span role=\"text\"><strong data-start=\"2763\" data-end=\"2816\">Quel est le moyen le plus simple de choisir le flux adapt\u00e9 ?<\/strong><\/span><\/h3>\n<p data-start=\"2818\" data-end=\"2857\">Oubliez les noms de produits. Regardez la texture fondante.<\/p>\n<p data-start=\"2859\" data-end=\"2879\">Posez trois questions :<\/p>\n<ul data-start=\"2881\" data-end=\"3081\">\n<li data-start=\"2881\" data-end=\"2952\">La surface semble-t-elle \u201c sale \u201d ou instable ? \u2192 utilisez un flux anti-oxyde<\/li>\n<li data-start=\"2953\" data-end=\"3014\">Y a-t-il des probl\u00e8mes de porosit\u00e9 par la suite ? \u2192 Il faut utiliser un flux d'affinage.<\/li>\n<li data-start=\"3015\" data-end=\"3081\">Y a-t-il trop de m\u00e9tal pi\u00e9g\u00e9 dans les scories ? \u2192 utiliser un fondant de d\u00e9scorification<\/li>\n<\/ul>\n<p data-start=\"3083\" data-end=\"3148\"><strong>Vous pouvez \u00e9galement consulter notre guide complet sur <em data-start=\"853\" data-end=\"880\">flux pour la fusion de l'aluminium<\/em> pour mieux comprendre<a href=\"https:\/\/www.alalloycasting.com\/fr\/flux-for-aluminum-melting\/\" target=\"_blank\" rel=\"noopener\"> <span class=\"su-highlight\" style=\"background:#eccb42;color:#000000\">&nbsp;comment les diff\u00e9rents types de flux sont s\u00e9lectionn\u00e9s dans diverses conditions.&nbsp;<\/span><\/a><\/strong><\/p>\n<h2 data-start=\"3155\" data-end=\"3213\"><span role=\"text\"><strong data-start=\"3158\" data-end=\"3213\">Comment faut-il r\u00e9ellement appliquer le flux sur le four ?<\/strong><\/span><\/h2>\n<p data-start=\"3215\" data-end=\"3260\">C'est l\u00e0 que r\u00e9side l'essentiel de la diff\u00e9rence.<\/p>\n<h3 data-start=\"3262\" data-end=\"3325\"><span role=\"text\"><strong data-start=\"3266\" data-end=\"3325\">Pourquoi le mode d'application est-il plus important que le type de flux ?<\/strong><\/span><\/h3>\n<p data-start=\"3327\" data-end=\"3368\">Car le flux n'agit qu'aux endroits o\u00f9 il entre en contact.<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3370\" data-end=\"3636\">\n<thead data-start=\"3370\" data-end=\"3418\">\n<tr data-start=\"3370\" data-end=\"3418\">\n<th class=\"\" data-start=\"3370\" data-end=\"3391\" data-col-size=\"sm\">Mode d'emploi<\/th>\n<th class=\"\" data-start=\"3391\" data-end=\"3418\" data-col-size=\"sm\">Ce qui se passe dans la r\u00e9alit\u00e9<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3465\" data-end=\"3636\">\n<tr data-start=\"3465\" data-end=\"3505\">\n<td data-start=\"3465\" data-end=\"3480\" data-col-size=\"sm\">Dumping ponctuel<\/td>\n<td data-start=\"3480\" data-end=\"3505\" data-col-size=\"sm\">R\u00e9action partielle uniquement<\/td>\n<\/tr>\n<tr data-start=\"3506\" data-end=\"3548\">\n<td data-start=\"3506\" data-end=\"3523\" data-col-size=\"sm\">R\u00e9partition uniforme<\/td>\n<td data-start=\"3523\" data-end=\"3548\" data-col-size=\"sm\">Couverture totale de la surface<\/td>\n<\/tr>\n<tr data-start=\"3549\" data-end=\"3591\">\n<td data-start=\"3549\" data-end=\"3565\" data-col-size=\"sm\">M\u00e9lange excessif<\/td>\n<td data-start=\"3565\" data-end=\"3591\" data-col-size=\"sm\">Transforme l'oxyde en mati\u00e8re fondue<\/td>\n<\/tr>\n<tr data-start=\"3592\" data-end=\"3636\">\n<td data-start=\"3592\" data-end=\"3607\" data-col-size=\"sm\">M\u00e9lange de lumi\u00e8res<\/td>\n<td data-start=\"3607\" data-end=\"3636\" data-col-size=\"sm\">Contribue \u00e0 une r\u00e9action contr\u00f4l\u00e9e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"3638\" data-end=\"3676\">\ud83d\udc49 L'erreur la plus courante chez les plantes :<\/p>\n<p data-start=\"3678\" data-end=\"3734\"><strong data-start=\"3678\" data-end=\"3734\">Verser le flux en un seul endroit et s'attendre \u00e0 ce qu'il recouvre toute la surface<\/strong><\/p>\n<h2 data-start=\"3741\" data-end=\"3793\"><span role=\"text\"><strong data-start=\"3744\" data-end=\"3793\">Quelle quantit\u00e9 de flux faut-il utiliser (sans en gaspiller) ?<\/strong><\/span><\/h2>\n<p data-start=\"3795\" data-end=\"3853\">Il n'y a pas de chiffre id\u00e9al, mais il existe une fourchette raisonnable.<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3855\" data-end=\"4029\">\n<thead data-start=\"3855\" data-end=\"3897\">\n<tr data-start=\"3855\" data-end=\"3897\">\n<th class=\"\" data-start=\"3855\" data-end=\"3872\" data-col-size=\"sm\">\u00c9tat de fusion<\/th>\n<th class=\"\" data-start=\"3872\" data-end=\"3897\" data-col-size=\"sm\">Plage d'utilisation r\u00e9elle<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3938\" data-end=\"4029\">\n<tr data-start=\"3938\" data-end=\"3967\">\n<td data-start=\"3938\" data-end=\"3952\" data-col-size=\"sm\">Lingot propre<\/td>\n<td data-start=\"3952\" data-end=\"3967\" data-col-size=\"sm\">0.2% \u2013 0.3%<\/td>\n<\/tr>\n<tr data-start=\"3968\" data-end=\"3999\">\n<td data-start=\"3968\" data-end=\"3984\" data-col-size=\"sm\">Des r\u00e9sultats mitig\u00e9s<\/td>\n<td data-start=\"3984\" data-end=\"3999\" data-col-size=\"sm\">0.3% \u2013 0.5%<\/td>\n<\/tr>\n<tr data-start=\"4000\" data-end=\"4029\">\n<td data-start=\"4000\" data-end=\"4014\" data-col-size=\"sm\">Ferraille sale<\/td>\n<td data-start=\"4014\" data-end=\"4029\" data-col-size=\"sm\">0.5% \u2013 0.8%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"4031\" data-end=\"4066\">\ud83d\udc49 Ce qui compte plus que la quantit\u00e9 :<\/p>\n<ul data-start=\"4068\" data-end=\"4107\">\n<li data-start=\"4068\" data-end=\"4083\">Coh\u00e9rence<\/li>\n<li data-start=\"4084\" data-end=\"4094\">Calendrier<\/li>\n<li data-start=\"4095\" data-end=\"4107\">Couverture<\/li>\n<\/ul>\n<p data-start=\"4109\" data-end=\"4185\"><em data-start=\"4109\" data-end=\"4185\">Ces plages de valeurs proviennent d'op\u00e9rations de coul\u00e9e r\u00e9elles et non de conditions de laboratoire.<\/em><\/p>\n<p data-start=\"4109\" data-end=\"4185\"><strong>Pour un guide \u00e9tape par \u00e9tape plus d\u00e9taill\u00e9, vous pouvez consulter notre article sur<a href=\"https:\/\/www.alalloycasting.com\/fr\/how-to-use-aluminum-flux\/\" target=\"_blank\" rel=\"noopener\"> <span class=\"su-highlight\" style=\"background:#eccb42;color:#000000\">&nbsp;comment utiliser efficacement le flux \u00e0 base d'aluminium dans le cadre d'op\u00e9rations de moulage r\u00e9elles.&nbsp;<\/span><\/a><\/strong><\/p>\n<h2 data-start=\"4192\" data-end=\"4260\"><span role=\"text\"><strong data-start=\"4195\" data-end=\"4260\">Quelles sont les erreurs les plus courantes li\u00e9es \u00e0 l'utilisation du flux pour la coul\u00e9e d'aluminium ?<\/strong><\/span><\/h2>\n<h3 data-start=\"4262\" data-end=\"4325\"><span role=\"text\"><strong data-start=\"4266\" data-end=\"4325\">Pourquoi certaines usines utilisent-elles davantage de flux tout en obtenant de moins bons r\u00e9sultats ?<\/strong><\/span><\/h3>\n<p data-start=\"4327\" data-end=\"4353\">En raison de ces tendances :<\/p>\n<ul data-start=\"4355\" data-end=\"4538\">\n<li data-start=\"4355\" data-end=\"4398\">Ajout du flux trop t\u00f4t \u2192 r\u00e9action gaspill\u00e9e<\/li>\n<li data-start=\"4399\" data-end=\"4444\">Si l'on ne retire pas les scories \u2192 la contamination r\u00e9appara\u00eet<\/li>\n<li data-start=\"4445\" data-end=\"4492\">Utiliser un seul flux pour tout \u2192 inefficace<\/li>\n<li data-start=\"4493\" data-end=\"4538\">Ne pas tenir compte de la temp\u00e9rature \u2192 r\u00e9actions instables<\/li>\n<\/ul>\n<p data-start=\"4540\" data-end=\"4613\">\ud83d\udc49 Flux ne peut pas rem\u00e9dier \u00e0 un processus d\u00e9faillant. Il ne fonctionne que dans le cadre d'un processus ma\u00eetris\u00e9.<\/p>\n<figure id=\"attachment_82838\" aria-describedby=\"caption-attachment-82838\" style=\"width: 713px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-82838\" src=\"http:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9838_Sb3BrZVE.webp\" alt=\"Comparaison entre la surface sale et la surface propre de l&#039;aluminium fondu lors de la coul\u00e9e\" width=\"713\" height=\"475\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9838_Sb3BrZVE.webp 1536w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9838_Sb3BrZVE-300x200.webp 300w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/9838_Sb3BrZVE-768x512.webp 768w\" sizes=\"auto, (max-width: 713px) 100vw, 713px\" \/><figcaption id=\"caption-attachment-82838\" class=\"wp-caption-text\"><em>\u00a0 \u00a0Une mauvaise utilisation du flux peut entra\u00eener la formation d'un scories abondantes, tandis qu'un traitement ad\u00e9quat permet d'obtenir une masse fondue plus propre.<\/em><\/figcaption><\/figure>\n<h2 data-start=\"4620\" data-end=\"4699\"><span role=\"text\"><strong data-start=\"4623\" data-end=\"4699\">Cas concret : quand changer de m\u00e9thode s'est av\u00e9r\u00e9 plus efficace que changer de flux<\/strong><\/span><\/h2>\n<p data-start=\"4701\" data-end=\"4746\">Une usine de moulage d'Asie du Sud-Est \u00e9tait confront\u00e9e \u00e0 :<\/p>\n<ul data-start=\"4748\" data-end=\"4821\">\n<li data-start=\"4748\" data-end=\"4771\">Augmentation de la porosit\u00e9<\/li>\n<li data-start=\"4772\" data-end=\"4793\">Teneurs \u00e9lev\u00e9es en scories<\/li>\n<li data-start=\"4794\" data-end=\"4821\">Augmentation de la consommation de flux<\/li>\n<\/ul>\n<p data-start=\"4823\" data-end=\"4883\">Leur hypoth\u00e8se de d\u00e9part : la qualit\u00e9 du flux \u00e9tait in\u00e9gale.<\/p>\n<p data-start=\"4885\" data-end=\"4943\">Apr\u00e8s avoir examin\u00e9 le processus, trois probl\u00e8mes ont \u00e9t\u00e9 identifi\u00e9s :<\/p>\n<ul data-start=\"4945\" data-end=\"5055\">\n<li data-start=\"4945\" data-end=\"4983\">On a ajout\u00e9 du flux avant la fusion compl\u00e8te<\/li>\n<li data-start=\"4984\" data-end=\"5013\">Tout a \u00e9t\u00e9 d\u00e9vers\u00e9 dans une seule zone<\/li>\n<li data-start=\"5014\" data-end=\"5055\">Les scories sont rest\u00e9es trop longtemps \u00e0 la surface<\/li>\n<\/ul>\n<p data-start=\"5057\" data-end=\"5074\">Modifications apport\u00e9es :<\/p>\n<ul data-start=\"5076\" data-end=\"5180\">\n<li data-start=\"5076\" data-end=\"5114\">Passage \u00e0 l'\u00e9pandage sur toute la surface<\/li>\n<li data-start=\"5115\" data-end=\"5147\">Calendrier normalis\u00e9 des ajouts<\/li>\n<li data-start=\"5148\" data-end=\"5180\">R\u00e9duction des agitations inutiles<\/li>\n<\/ul>\n<p data-start=\"5182\" data-end=\"5213\">\ud83d\udc49 Au cours d'un cycle de production :<\/p>\n<ul data-start=\"5215\" data-end=\"5321\">\n<li data-start=\"5215\" data-end=\"5246\">La porosit\u00e9 a sensiblement diminu\u00e9<\/li>\n<li data-start=\"5247\" data-end=\"5279\">Il est devenu plus facile d'\u00e9liminer les scories<\/li>\n<li data-start=\"5280\" data-end=\"5321\">La consommation de flux a diminu\u00e9 d'environ 10 \u00e0 151 TP3T<\/li>\n<\/ul>\n<p data-start=\"5323\" data-end=\"5435\"><strong data-start=\"5323\" data-end=\"5345\">Commentaires de l'op\u00e9rateur :<\/strong><br data-start=\"5345\" data-end=\"5348\" \/>\u201c Nous n'avons pas modifi\u00e9 le produit. Nous avons chang\u00e9 la fa\u00e7on dont nous l'utilisions, et c'est cela qui a fait toute la diff\u00e9rence. \u201d<\/p>\n<h2 data-start=\"5442\" data-end=\"5499\"><span role=\"text\"><strong data-start=\"5445\" data-end=\"5499\">Comment obtenir des r\u00e9sultats plus stables avec l'utilisation de Flux ?<\/strong><\/span><\/h2>\n<h3 data-start=\"5501\" data-end=\"5557\"><span role=\"text\"><strong data-start=\"5505\" data-end=\"5557\">Qu'est-ce qui garantit r\u00e9ellement la r\u00e9gularit\u00e9 des performances de Flux ?<\/strong><\/span><\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5559\" data-end=\"5824\">\n<thead data-start=\"5559\" data-end=\"5607\">\n<tr data-start=\"5559\" data-end=\"5607\">\n<th class=\"\" data-start=\"5559\" data-end=\"5568\" data-col-size=\"sm\">Facteur<\/th>\n<th class=\"\" data-start=\"5568\" data-end=\"5607\" data-col-size=\"sm\">Ce sur quoi se concentrent les op\u00e9rateurs exp\u00e9riment\u00e9s<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"5655\" data-end=\"5824\">\n<tr data-start=\"5655\" data-end=\"5702\">\n<td data-start=\"5655\" data-end=\"5669\" data-col-size=\"sm\">Temp\u00e9rature<\/td>\n<td data-start=\"5669\" data-end=\"5702\" data-col-size=\"sm\">Il faut que ce soit stable, pas seulement \u00e9lev\u00e9<\/td>\n<\/tr>\n<tr data-start=\"5703\" data-end=\"5738\">\n<td data-start=\"5703\" data-end=\"5712\" data-col-size=\"sm\">Calendrier<\/td>\n<td data-start=\"5712\" data-end=\"5738\" data-col-size=\"sm\">Ajouter une fois que tout a fondu<\/td>\n<\/tr>\n<tr data-start=\"5739\" data-end=\"5782\">\n<td data-start=\"5739\" data-end=\"5750\" data-col-size=\"sm\">Couverture<\/td>\n<td data-start=\"5750\" data-end=\"5782\" data-col-size=\"sm\">Toujours uniforme, jamais localis\u00e9<\/td>\n<\/tr>\n<tr data-start=\"5783\" data-end=\"5824\">\n<td data-start=\"5783\" data-end=\"5798\" data-col-size=\"sm\">\u00c9limination des scories<\/td>\n<td data-start=\"5798\" data-end=\"5824\" data-col-size=\"sm\">Imm\u00e9diat, et non diff\u00e9r\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"5826\" data-end=\"5858\">\ud83d\udc49 La stabilit\u00e9 prime sur l'optimisation.<\/p>\n<h2 data-start=\"5865\" data-end=\"5925\"><span role=\"text\"><strong data-start=\"5868\" data-end=\"5925\">Quelle est la place du flux dans la fonderie d'aluminium moderne aujourd'hui ?<\/strong><\/span><\/h2>\n<p data-start=\"5927\" data-end=\"5956\">Flux n'est plus utilis\u00e9 seul.<\/p>\n<p data-start=\"5958\" data-end=\"6000\">Dans la plupart des configurations modernes, il fonctionne en parall\u00e8le avec :<\/p>\n<ul data-start=\"6002\" data-end=\"6078\">\n<li data-start=\"6002\" data-end=\"6021\">Unit\u00e9s de d\u00e9gazage<\/li>\n<li data-start=\"6022\" data-end=\"6046\">Filtres en mousse c\u00e9ramique<\/li>\n<li data-start=\"6047\" data-end=\"6078\">Syst\u00e8mes de transfert contr\u00f4l\u00e9<\/li>\n<\/ul>\n<p data-start=\"6080\" data-end=\"6242\">\ud83d\udc49 Selon les recommandations g\u00e9n\u00e9rales d'organismes professionnels tels que The Aluminum Association, la propret\u00e9 de la masse fondue est obtenue gr\u00e2ce \u00e0 un traitement combin\u00e9, et non par une seule \u00e9tape.<\/p>\n<figure id=\"attachment_7801\" aria-describedby=\"caption-attachment-7801\" style=\"width: 628px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7801\" src=\"http:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/Flux-for-Aluminum-Casting-2.jpg\" alt=\"fonctionnement d&#039;un four de coul\u00e9e d&#039;aluminium avec un op\u00e9rateur surveillant l&#039;aluminium en fusion\" width=\"628\" height=\"502\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/Flux-for-Aluminum-Casting-2.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/Flux-for-Aluminum-Casting-2-300x240.jpg 300w\" sizes=\"auto, (max-width: 628px) 100vw, 628px\" \/><figcaption id=\"caption-attachment-7801\" class=\"wp-caption-text\"><em>\u00a0 Un ouvrier surveille l'aluminium en fusion \u00e0 l'int\u00e9rieur d'un four de coul\u00e9e pendant la production.<\/em><\/figcaption><\/figure>\n<h2 data-start=\"6249\" data-end=\"6316\"><span role=\"text\"><strong data-start=\"6252\" data-end=\"6316\">Conclusion : la qualit\u00e9 du flux d\u00e9pend enti\u00e8rement du processus qui l'entoure<\/strong><\/span><\/h2>\n<p data-start=\"6318\" data-end=\"6382\">S'il y a une chose \u00e0 retenir des v\u00e9ritables processus de casting, c'est bien celle-ci :<\/p>\n<p data-start=\"6384\" data-end=\"6430\">\ud83d\udc49 Flux ne cr\u00e9e pas la qualit\u00e9, il la favorise.<\/p>\n<p data-start=\"6432\" data-end=\"6553\">Les usines qui obtiennent des r\u00e9sultats constants ne se contentent pas simplement d\u201c\u201d utiliser du flux \u00bb.\u201d<br data-start=\"6489\" data-end=\"6492\" \/>Ce sont eux qui d\u00e9terminent quand, o\u00f9 et comment il interagit avec la masse fondue.<\/p>\n<p data-start=\"89\" data-end=\"336\"><strong data-start=\"89\" data-end=\"336\"><a href=\"https:\/\/www.alalloycasting.com\/fr\/\" target=\"_blank\" rel=\"noopener\"><span class=\"su-highlight\" style=\"background:#eccb42;color:#000000\">&nbsp;Chez AdTech&nbsp;<\/span><\/a>, nous ne nous contentons pas de fournir des produits de flux : nous travaillons en \u00e9troite collaboration avec chaque client afin de comprendre ses conditions de production sp\u00e9cifiques et de lui proposer des solutions sur mesure alliant les mat\u00e9riaux adapt\u00e9s, les m\u00e9thodes d'application appropri\u00e9es et l'optimisation des processus.<\/strong><\/p>\n<h4 data-start=\"89\" data-end=\"336\"><strong>vous pouvez <a href=\"https:\/\/web.whatsapp.com\/send?phone=8617344611163&amp;text=\" target=\"_blank\" rel=\"noopener\"><span class=\"su-highlight\" style=\"background:#eccb42;color:#000000\">&nbsp;nous contacter&nbsp;<\/span> pour un<span class=\"su-highlight\" style=\"background:#eccb42;color:#000000\">&nbsp;devis gratuit&nbsp;<\/span> et une assistance technique.<\/a><\/strong><\/h4>\n<h2 data-start=\"6555\" data-end=\"6802\">FAQ<\/h2>\n<details>\n<summary>1. \u00c0 quoi sert principalement le flux utilis\u00e9 pour la coul\u00e9e d'aluminium ?<\/summary>\n<p>Pour am\u00e9liorer la puret\u00e9 de la masse fondue, \u00e9liminer les impuret\u00e9s et stabiliser le processus de coul\u00e9e.<\/p>\n<\/details>\n<details>\n<summary>2. Pourquoi le flux semble-t-il parfois inefficace ?<\/summary>\n<p>G\u00e9n\u00e9ralement en raison d'une mauvaise application, d'un mauvais choix du moment ou d'un manque d'\u00e9limination des scories.<\/p>\n<\/details>\n<details>\n<summary>3. Est-ce qu'une plus grande quantit\u00e9 de flux est toujours pr\u00e9f\u00e9rable ?<\/summary>\n<p>Non. Un exc\u00e8s de flux peut augmenter la formation de scories et r\u00e9duire le rendement.<\/p>\n<\/details>\n<details>\n<summary>4. Quel est le meilleur moment pour ajouter du flux ?<\/summary>\n<p>Une fois la fusion compl\u00e8te, en fonction du type de flux.<\/p>\n<\/details>\n<details>\n<summary>5. Peut-on utiliser un seul flux dans toutes les situations ?<\/summary>\n<p>Pas vraiment. Chaque \u00e9tape n\u00e9cessite des fonctions de flux diff\u00e9rentes.<\/p>\n<\/details>\n<details>\n<summary>6. Comment le flux influe-t-il sur la r\u00e9cup\u00e9ration de l'aluminium ?<\/summary>\n<p>Une utilisation correcte permet de r\u00e9duire les pertes de m\u00e9tal lors de l'\u00e9limination des scories.<\/p>\n<\/details>\n<details>\n<summary>7. Le flux \u00e9limine-t-il compl\u00e8tement l'hydrog\u00e8ne ?<\/summary>\n<p>Cela aide, mais s'accompagne g\u00e9n\u00e9ralement d'un d\u00e9gazage.<\/p>\n<\/details>\n<details>\n<summary>8. Qu'est-ce qui explique la pr\u00e9sence d'une grande quantit\u00e9 de scories, m\u00eame en utilisant un fondant ?<\/summary>\n<p>Une utilisation excessive, une mauvaise application ou des mati\u00e8res premi\u00e8res souill\u00e9es.<\/p>\n<\/details>\n<details>\n<summary>9. Le flux est-il n\u00e9cessaire pour obtenir des lingots d'aluminium purs ?<\/summary>\n<p>Moins essentiel, mais tout de m\u00eame utile pour garantir la coh\u00e9rence.<\/p>\n<\/details>\n<details>\n<summary>10. Quelle est la plus grande erreur que l'on puisse commettre lors de l'utilisation d'un flux ?<\/summary>\n<p>Une application in\u00e9gale et un mauvais choix de moment.<\/p>\n<\/details>\n<div class=\"notranslate\" style=\"all: initial;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>If you spend enough time on a casting floor, you\u2019ll notice something interesting: Two plants can use the same aluminum alloy, the same furnace, even&hellip;<\/p>","protected":false},"author":1,"featured_media":7800,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[9425,9439,9417,9431,9416,9430,9419,9420,9434,9433,9415,9429,9421,9435,9422,9436,9427,9441,9426,9440,9423,9437,9428,9424,9438,9418,9432],"class_list":["post-7799","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-flux-for-alcan-aluminium-foil","tag-flux-for-alcan-aluminium-foil-supplier","tag-flux-for-alcan-aluminium-limited","tag-flux-for-alcan-aluminium-limited-supplier","tag-flux-for-alcan-aluminium-ltd","tag-flux-for-alcan-aluminium-ltd-supplier","tag-flux-for-alcan-aluminum-foil","tag-flux-for-alcan-aluminum-foil-products","tag-flux-for-alcan-aluminum-foil-products-supplier","tag-flux-for-alcan-aluminum-foil-supplier","tag-flux-for-alcan-corporation","tag-flux-for-alcan-corporation-supplier","tag-flux-for-alcan-exports","tag-flux-for-alcan-exports-supplier","tag-flux-for-alcan-kitimat","tag-flux-for-alcan-kitimat-supplier","tag-flux-for-alcoa","tag-flux-for-alcoa-supplier","tag-flux-for-aluminium-pechiney","tag-flux-for-aluminium-pechiney-supplier","tag-flux-for-rio-alcan","tag-flux-for-rio-alcan-supplier","tag-flux-for-rio-tinto","tag-flux-for-rio-tinto-alcan-emploi","tag-flux-for-rio-tinto-alcan-emploi-supplier","tag-flux-for-the-alcan","tag-flux-for-the-alcan-supplier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Flux for Aluminum Casting - Cover Fluxes and Drossing Fluxes<\/title>\n<meta name=\"description\" content=\"The categories of Flux for Aluminum Casting are: Cover fluxes, Drossing fluxes, Cleaning fluxes, Furnace wall cleaner fluxes.Learn how flux for aluminum casting improves melt quality, reduces dross, and enhances metal recovery. 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