{"id":3783,"date":"2026-05-13T16:49:19","date_gmt":"2026-05-13T08:49:19","guid":{"rendered":"https:\/\/www.nonmetallic-ore.com\/?post_type=astra-portfolio&#038;p=3783"},"modified":"2026-05-13T16:52:18","modified_gmt":"2026-05-13T08:52:18","slug":"how-crm-6-three-roller-coating-machine-helped-a-calcium-carbonate-producer-achieve-99-5-activation-rate","status":"publish","type":"astra-portfolio","link":"https:\/\/www.nonmetallic-ore.com\/fr\/astra-portfolio\/how-crm-6-three-roller-coating-machine-helped-a-calcium-carbonate-producer-achieve-99-5-activation-rate\/","title":{"rendered":"Comment la machine d&#039;enrobage \u00e0 trois rouleaux CRM-6 a aid\u00e9 un producteur de carbonate de calcium \u00e0 atteindre un taux d&#039;activation de 99,51 % TP3T"},"content":{"rendered":"<p>Un important producteur de carbonate de calcium \u00e9tait confront\u00e9 \u00e0 un probl\u00e8me courant. Ses clients, fabricants de plastique en aval, connaissaient une demande croissante pour sa charge de carbonate de calcium \u00e0 base de graph\u00e8ne (GCC). Or, la ligne de modification existante, compos\u00e9e de m\u00e9langeurs \u00e0 grande vitesse fonctionnant par lots, ne pouvait plus suivre le rythme des volumes de commandes. Le client exigeait un d\u00e9bit ultra-\u00e9lev\u00e9 de\u00a0<strong>5 tonnes par heure<\/strong>\u00a0tout en maintenant un taux de rev\u00eatement d&#039;acide st\u00e9arique sup\u00e9rieur \u00e0\u00a0<strong>99%<\/strong>\u00a0et un taux d&#039;activation\u00a0<strong>\u226598%<\/strong>Avec les \u00e9quipements de m\u00e9lange traditionnels \u00e0 une ou deux chambres, il \u00e9tait pratiquement impossible d&#039;atteindre une telle productivit\u00e9 et une telle uniformit\u00e9 lors du traitement de poudres ultrafines.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"960\" height=\"500\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/three-roller-coating-machine-1.webp\" alt=\"machine de rev\u00eatement \u00e0 trois rouleaux\" class=\"wp-image-2656\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/three-roller-coating-machine-1.webp 960w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/three-roller-coating-machine-1-300x156.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/three-roller-coating-machine-1-768x400.webp 768w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><figcaption class=\"wp-element-caption\">Machine \u00e0 enduire \u00e0 trois rouleaux<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\"><strong>La solution\u00a0: Syst\u00e8me d\u2019enrobage continu \u00e0 trois rouleaux EPIC Powder CRM-6<\/strong><\/mark><\/h2>\n\n\n\n<p>Apr\u00e8s des essais en laboratoire, des tests comparatifs et une \u00e9valuation sur site r\u00e9alis\u00e9e par notre \u00e9quipe d&#039;ing\u00e9nieurs, EPIC Powder a configur\u00e9 pour le client un syst\u00e8me de rev\u00eatement de surface continu \u00e0 trois rouleaux. Ce syst\u00e8me est centr\u00e9 sur\u00a0<strong><a href=\"https:\/\/www.nonmetallic-ore.com\/fr\/machines\/three-roller-coating-machine\/\">Mod\u00e8le CRM-6<\/a><\/strong>\u00a0.<\/p>\n\n\n\n<p>Ce syst\u00e8me est sp\u00e9cialement con\u00e7u pour le traitement en continu de modificateurs solides\/liquides comme l&#039;acide st\u00e9arique. Ses principaux principes techniques sont les suivants\u00a0:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\"><strong>1. Proc\u00e9d\u00e9 de rev\u00eatement par vortex \u00e0 trois chambres en continu<\/strong><\/mark><\/h3>\n\n\n\n<p>La conception la plus distinctive du CRM-6 r\u00e9side dans ses trois chambres d&#039;enrobage triangulaires dispos\u00e9es de mani\u00e8re interne. Chaque chambre est \u00e9quip\u00e9e d&#039;un ensemble de rotors \u00e0 grande vitesse. La poudre est achemin\u00e9e avec pr\u00e9cision par une vis sans fin vers la premi\u00e8re chambre, o\u00f9 les rotors \u00e0 grande vitesse g\u00e9n\u00e8rent un puissant flux tourbillonnaire. La poudre et l&#039;acide st\u00e9arique atomis\u00e9 traversent ensuite successivement les trois chambres, subissant un cisaillement, une collision et une d\u00e9sagglom\u00e9ration efficaces entre les particules. Ce proc\u00e9d\u00e9 en s\u00e9rie \u00e0 trois chambres \u00e9limine efficacement les zones mortes courantes dans les \u00e9quipements traditionnels. Il garantit que chaque particule re\u00e7oit un enrobage monomol\u00e9culaire uniforme.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\"><strong>2. Contr\u00f4le pr\u00e9cis de la temp\u00e9rature et du dosage<\/strong><\/mark><\/h3>\n\n\n\n<p>Lors de la modification de l&#039;acide st\u00e9arique, la ma\u00eetrise de la temp\u00e9rature est essentielle. Une temp\u00e9rature trop basse emp\u00eache la fusion compl\u00e8te de l&#039;acide st\u00e9arique, tandis qu&#039;une temp\u00e9rature trop \u00e9lev\u00e9e peut entra\u00eener une d\u00e9coloration de la poudre, voire une d\u00e9gradation du modificateur. Le CRM-6 int\u00e8gre un syst\u00e8me de contr\u00f4le pr\u00e9cis de la temp\u00e9rature en plusieurs \u00e9tapes.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alimentation automatique\u00a0:<\/strong>\u00a0Une vis doseuse \u00e0 fr\u00e9quence variable achemine de mani\u00e8re constante la poudre brute vers une unit\u00e9 de pr\u00e9chauffage.<\/li>\n\n\n\n<li><strong>Dosage du modificateur\u00a0:<\/strong>\u00a0L&#039;acide st\u00e9arique solide est fondu dans un r\u00e9servoir de dosage chauff\u00e9 \u00e9lectriquement et inject\u00e9 automatiquement via une pompe doseuse \u00e0 un d\u00e9bit synchronis\u00e9 avec le flux principal de mati\u00e8re (g\u00e9n\u00e9ralement 0,8 \u00e0 1,2% du poids de la poudre).<\/li>\n\n\n\n<li><strong>Modification du noyau :<\/strong>\u00a0\u00c0 l&#039;int\u00e9rieur des chambres de rev\u00eatement, dans la forte turbulence g\u00e9n\u00e9r\u00e9e par les rotors atteignant des vitesses tangentielles de 60 m\/s, les mol\u00e9cules d&#039;acide st\u00e9arique subissent une chimisorption rapide sur la surface des particules de carbonate de calcium, formant une couche de rev\u00eatement organique stable et uniforme.<\/li>\n\n\n\n<li><strong>Post-traitement\u00a0:<\/strong>\u00a0La poudre de carbonate de calcium modifi\u00e9e est collect\u00e9e par un syst\u00e8me de s\u00e9paration cyclonique, avec une \u00e9tape de classification int\u00e9gr\u00e9e pour \u00e9liminer les \u00e9ventuels agglom\u00e9rats mous minimes.<\/li>\n<\/ul>\n\n\n\n<p>Gr\u00e2ce \u00e0 l&#039;effet de chauffage par auto-friction \u00e0 haute vitesse, le CRM-6 ne n\u00e9cessite aucun syst\u00e8me de chauffage ou de refroidissement ind\u00e9pendant. Sa conception compacte r\u00e9duit consid\u00e9rablement les investissements en \u00e9quipements auxiliaires et la consommation d&#039;\u00e9nergie op\u00e9rationnelle quotidienne.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"960\" height=\"500\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Applications-of-Three-Roller-Coating-Machine.webp\" alt=\"Applications de la machine de rev\u00eatement \u00e0 trois rouleaux\" class=\"wp-image-2658\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Applications-of-Three-Roller-Coating-Machine.webp 960w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Applications-of-Three-Roller-Coating-Machine-300x156.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Applications-of-Three-Roller-Coating-Machine-768x400.webp 768w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><figcaption class=\"wp-element-caption\">Applications de la machine d&#039;enduction \u00e0 trois rouleaux d&#039;Epic Powder<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\"><strong>R\u00e9sultats cl\u00e9s et avantages pour le client<\/strong><\/mark><\/h2>\n\n\n\n<p>Apr\u00e8s sa mise en service, le syst\u00e8me CRM-6 a d\u00e9montr\u00e9 des performances stables dans des conditions de production \u00e0 grande \u00e9chelle\u00a0:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Param\u00e8tre<\/th><th class=\"has-text-align-left\" data-align=\"left\">Exigence du client<\/th><th class=\"has-text-align-left\" data-align=\"left\">Performances r\u00e9elles du CRM-6<\/th><\/tr><\/thead><tbody><tr><td>d\u00e9bit<\/td><td>\u2265 3,0 t\/h<\/td><td><strong>3,2 t\/h<\/strong><\/td><\/tr><tr><td>Taux de rev\u00eatement<\/td><td>\u2265 98%<\/td><td><strong>99.2%<\/strong><\/td><\/tr><tr><td>Absorption d&#039;huile<\/td><td>\u2264 18 g\/100 g<\/td><td><strong>16,5 g\/100 g<\/strong><\/td><\/tr><tr><td>Taux d&#039;activation<\/td><td>\u2265 98%<\/td><td><strong>99.5%<\/strong>&nbsp;(Flottation compl\u00e8te par la m\u00e9thode de l&#039;eau)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Source des donn\u00e9es : Rapports d&#039;\u00e9chantillonnage et d&#039;analyse sur site provenant des installations du client.<\/em><\/p>\n\n\n\n<p>Ces indicateurs cl\u00e9s se sont traduits directement par des avantages concrets. Par exemple, dans un cas similaire, un fabricant de tuyaux en PVC a utilis\u00e9 du carbonate de calcium trait\u00e9 selon le m\u00eame proc\u00e9d\u00e9 de modification sur ses lignes d&#039;extrusion. La surface de la charge est pass\u00e9e d&#039;hydrophile \u00e0 ol\u00e9ophile, l&#039;absorption d&#039;huile a diminu\u00e9 et la quantit\u00e9 de plastifiant n\u00e9cessaire lors de la transformation a \u00e9t\u00e9 r\u00e9duite. La r\u00e9sistance \u00e0 la traction et la r\u00e9sistance aux chocs des tuyaux ont \u00e9t\u00e9 nettement am\u00e9lior\u00e9es.<\/p>\n\n\n\n<p>Globalement, la valeur ajout\u00e9e principale apport\u00e9e par le CRM-6 \u00e0 ce client comprenait\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Capacit\u00e9 de production doubl\u00e9e :<\/strong>\u00a0Le fonctionnement en continu a remplac\u00e9 le traitement par lots, permettant une production ininterrompue 24 h\/24 et 7 j\/7. Une seule unit\u00e9 CRM-6 peut r\u00e9pondre aux exigences de d\u00e9bit d&#039;une grande ligne de production GCC.<\/li>\n\n\n\n<li><strong>Utilisation des modificateurs \u00e0 haute efficacit\u00e9\u00a0:<\/strong>\u00a0Un taux de rev\u00eatement aussi \u00e9lev\u00e9 que 99,2% signifie une efficacit\u00e9 d&#039;utilisation de l&#039;acide st\u00e9arique proche de la valeur th\u00e9orique, r\u00e9duisant ainsi efficacement le co\u00fbt par tonne de produit modifi\u00e9.<\/li>\n\n\n\n<li><strong>Am\u00e9lioration des performances du produit final\u00a0:<\/strong>\u00a0La faible absorption d&#039;huile et le taux d&#039;activation \u00e9lev\u00e9 conf\u00e8rent au carbonate de calcium modifi\u00e9 une meilleure compatibilit\u00e9, une meilleure dispersibilit\u00e9 et de meilleures performances m\u00e9caniques dans les tuyaux en PVC, les pi\u00e8ces moul\u00e9es par injection en PP et d&#039;autres applications plastiques.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Three-roller-Coating-Machine.webp\" alt=\"Machine de rev\u00eatement \u00e0 trois rouleaux\" class=\"wp-image-2652\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Three-roller-Coating-Machine.webp 800w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Three-roller-Coating-Machine-300x225.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2024\/04\/Three-roller-Coating-Machine-768x576.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Machine de rev\u00eatement \u00e0 trois rouleaux<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\"><strong>Pourquoi le CRM-6 est le choix id\u00e9al pour la modification de surface du carbonate de calcium<\/strong><\/mark><\/h2>\n\n\n\n<p>La machine d&#039;enduction \u00e0 trois rouleaux CRM-6 a permis \u00e0 ce producteur de carbonate de calcium de r\u00e9soudre le conflit fondamental entre rendement \u00e9lev\u00e9 et qualit\u00e9 sup\u00e9rieure. Ses trois chambres d&#039;enduction interconnect\u00e9es, son syst\u00e8me de contr\u00f4le pr\u00e9cis de la temp\u00e9rature et son processus de traitement continu des mat\u00e9riaux ont d\u00e9montr\u00e9 leurs avantages uniques pour la modification par enduction \u00e0 l&#039;acide st\u00e9arique \u00e0 grande \u00e9chelle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#cf2e2e\" class=\"has-inline-color\">Poudre EPIC<\/mark><\/strong><\/h2>\n\n\n\n<p>EPIC Powder Machinery (Qingdao) Co., Ltd. est un fabricant \u00e0 la pointe de la technologie, fort de plus de 20 ans d&#039;expertise dans les \u00e9quipements de traitement des poudres et le d\u00e9veloppement de proc\u00e9d\u00e9s. L&#039;entreprise propose des solutions personnalis\u00e9es certifi\u00e9es CE, incluant des broyeurs \u00e0 jet, des broyeurs m\u00e9caniques, des classificateurs \u00e0 air, des lignes de classification par broyage \u00e0 boulets et des syst\u00e8mes de modification de surface. Guid\u00e9e par sa philosophie \u00ab\u00a0\u00c9quipement + Proc\u00e9d\u00e9 + Service\u00a0\u00bb, EPIC Powder s&#039;engage \u00e0 accompagner ses clients internationaux dans la transformation des poudres ordinaires en mat\u00e9riaux fonctionnels \u00e0 haute valeur ajout\u00e9e.<\/p>\n\n\n\n<p><strong>Vous souhaitez savoir comment le CRM-6 peut s&#039;adapter \u00e0 vos besoins en mati\u00e8re de poudre et de ligne de production\u00a0?<\/strong>\u00a0\ud83d\udc49\u00a0<a href=\"https:\/\/www.epic-powder.com\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Contactez-nous<\/a>\u00a0pour une solution personnalis\u00e9e.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"602\" height=\"602\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp\" alt=\"Monsieur Wang\" class=\"wp-image-3612\" style=\"width:150px;height:150px\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp 602w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-300x300.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-150x150.webp 150w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-12x12.webp 12w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-medium-font-size\">Merci de votre lecture. J&#039;esp\u00e8re que cet article vous sera utile. N&#039;h\u00e9sitez pas \u00e0 laisser un commentaire ci-dessous. Vous pouvez \u00e9galement contacter le service client en ligne d&#039;EPIC Powder. <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">Zelda<\/mark><\/strong> pour toute autre question.<\/p>\n<cite>                                                                                                                             \u2014 <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff6900\" class=\"has-inline-color\">Jason Wang<\/mark><\/strong>, <em>Ing\u00e9nieur<\/em><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form 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