{"id":3854,"date":"2026-04-02T10:33:55","date_gmt":"2026-04-02T02:33:55","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?post_type=astra-portfolio&#038;p=3854"},"modified":"2026-04-02T10:33:58","modified_gmt":"2026-04-02T02:33:58","slug":"calcium-carbonate-air-classifier-mill-grinding-and-classification-project-in-greece","status":"publish","type":"astra-portfolio","link":"https:\/\/calcium-carbonate.epic-powder.com\/fr\/astra-portfolio\/calcium-carbonate-air-classifier-mill-grinding-and-classification-project-in-greece\/","title":{"rendered":"Projet de broyage et de classification du carbonate de calcium par classificateur \u00e0 air en Gr\u00e8ce"},"content":{"rendered":"<p><strong>\u00c9tude de cas : Projet de broyage et de classification du carbonate de calcium par broyeur \u00e0 air en Gr\u00e8ce<\/strong><\/p>\n\n\n\n<p><strong>Nom du projet<\/strong>Le broyeur \u00e0 classification pneumatique Epic Powder s\u00e9rie MJW aide les entreprises grecques du CCG \u00e0 p\u00e9n\u00e9trer le march\u00e9 haut de gamme des poudres ultrafines D50\u00a0: 5-7\u00a0\u00b5m<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Contexte du projet<\/strong><\/h2>\n\n\n\n<p>La Gr\u00e8ce est r\u00e9put\u00e9e pour ses ressources min\u00e9rales de carbonate de calcium (CaCO\u2083) de haute qualit\u00e9. Ce minerai est reconnu pour sa grande blancheur, sa puret\u00e9 \u00e9lev\u00e9e et ses propri\u00e9t\u00e9s physico-chimiques stables. Une importante entreprise grecque de transformation des min\u00e9raux a entrepris de transformer davantage de minerai brut local de haute qualit\u00e9 en poudre ultrafine. L&#039;objectif \u00e9tait d&#039;approvisionner les industries europ\u00e9ennes haut de gamme du papier, de la modification des plastiques et des rev\u00eatements architecturaux.<\/p>\n\n\n\n<p>Le client avait des exigences extr\u00eamement \u00e9lev\u00e9es concernant la granulom\u00e9trie, la blancheur et la stabilit\u00e9 de la production. Son objectif \u00e9tait d&#039;accro\u00eetre la valeur ajout\u00e9e du produit gr\u00e2ce \u00e0 une technologie de pointe de traitement des poudres, afin de lui permettre d&#039;acc\u00e9der au march\u00e9 des applications haut de gamme.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Exigences du client<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Finesse du produit\u00a0: D50 contr\u00f4l\u00e9 entre 5 et 7\u00a0\u00b5m (objectif\u00a0: environ 6\u00a0\u00b5m), avec une distribution granulom\u00e9trique \u00e9troite.<\/li>\n\n\n\n<li>Capacit\u00e9 de production : Production stable de 1 \u00e0 2 t\/h<\/li>\n\n\n\n<li>Autres exigences : Haute efficacit\u00e9 \u00e9nerg\u00e9tique, fonctionnement stable \u00e0 long terme, absence de contamination m\u00e9tallique et pr\u00e9servation maximale de la blancheur naturelle \u00e9lev\u00e9e de la mati\u00e8re premi\u00e8re.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Solution<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"546\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding.webp\" alt=\"\" class=\"wp-image-3855\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-300x205.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-768x524.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Compte tenu de la duret\u00e9 Mohs relativement faible du carbonate de calcium grec, combin\u00e9e aux exigences strictes en mati\u00e8re de blancheur et de distribution granulom\u00e9trique, <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/\">Epic Powder (Qingdao Epic Powder Machinery Co., Ltd.)<\/a> nous avons recommand\u00e9 et fourni un syst\u00e8me complet de broyeur \u00e0 classification pneumatique de la s\u00e9rie MJW (ACM) adapt\u00e9 au client.<\/p>\n\n\n\n<p>Cet \u00e9quipement combine le broyage par impact et le classement \u00e0 haut rendement, permettant ainsi un broyage simultan\u00e9 au classement. Sa conception pr\u00e9vient efficacement le surbroyage et en fait un choix id\u00e9al pour la production de carbonate de calcium ultrafin. La solution repose sur le broyage par classificateur \u00e0 air du carbonate de calcium pour un contr\u00f4le pr\u00e9cis et stable de la granulom\u00e9trie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Principales caract\u00e9ristiques de l&#039;\u00e9quipement<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Conception int\u00e9gr\u00e9e<\/strong>: Un classificateur \u00e0 turbine int\u00e9gr\u00e9 de haute pr\u00e9cision permet une classification en temps r\u00e9el pendant le processus de broyage, les particules grossi\u00e8res retournant automatiquement dans la chambre de broyage, ce qui se traduit par une efficacit\u00e9 de broyage \u00e9lev\u00e9e et une faible consommation d&#039;\u00e9nergie.<\/li>\n\n\n\n<li><strong>Contr\u00f4le pr\u00e9cis de la taille des particules<\/strong>En optimisant la vitesse de la roue classificatrice et l&#039;adaptation du flux d&#039;air, le syst\u00e8me atteint de mani\u00e8re stable un D50 = 5-7\u03bcm avec une distribution \u00e9troite.<\/li>\n\n\n\n<li><strong>Protection de la puret\u00e9 et de la blancheur<\/strong>Un traitement sp\u00e9cial anti-usure des pi\u00e8ces de contact internes emp\u00eache efficacement la contamination m\u00e9tallique et pr\u00e9serve pleinement la blancheur naturelle \u00e9lev\u00e9e de la mati\u00e8re premi\u00e8re de carbonate de calcium grec.<\/li>\n\n\n\n<li><strong>Haute efficacit\u00e9 et stabilit\u00e9<\/strong>Structure compacte, fonctionnement fiable, adapt\u00e9 \u00e0 une production continue \u00e0 grande \u00e9chelle, maintenance facile et avantages significatifs en mati\u00e8re d&#039;\u00e9conomie d&#039;\u00e9nergie.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>R\u00e9sultats de la mise en \u0153uvre et de l&#039;exploitation du projet<\/strong><\/h2>\n\n\n\n<p>Apr\u00e8s l&#039;installation et la mise en service, l&#039;\u00e9quipement a rapidement atteint un niveau de production stable. Les donn\u00e9es d&#039;exploitation r\u00e9elles sur site montrent\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mati\u00e8re premi\u00e8re transform\u00e9e : Carbonate de calcium grec broy\u00e9 de haute qualit\u00e9 (GCC)<\/li>\n\n\n\n<li>\u00c9quipement principal\u00a0: Broyeur \u00e0 classification pneumatique Epic Powder s\u00e9rie MJW<\/li>\n\n\n\n<li>Finesse du produit\u00a0: D50 = 6\u00a0\u00b5m (conforme \u00e0 l\u2019exigence de 5 \u00e0 7\u00a0\u00b5m), distribution granulom\u00e9trique \u00e9troite<\/li>\n\n\n\n<li>Capacit\u00e9 horaire : 2,2 \u00e0 2,8 t\/h (d\u00e9passant constamment les attentes du client, qui sont de 1 \u00e0 2 t\/h)<\/li>\n\n\n\n<li>Applications finales : Rev\u00eatements haut de gamme et charges plastiques \u00e9cologiques<\/li>\n<\/ul>\n\n\n\n<p>Le syst\u00e8me fonctionne parfaitement, avec un contr\u00f4le pr\u00e9cis de la granulom\u00e9trie et une blancheur exceptionnelle. Tous les indicateurs ont atteint, voire d\u00e9pass\u00e9, les attentes des clients, confirmant ainsi le succ\u00e8s de l&#039;entreprise grecque sur le march\u00e9 europ\u00e9en haut de gamme du carbonate de calcium ultrafin.<\/p>\n\n\n\n<p>Ce projet met en \u00e9vidence l&#039;efficacit\u00e9 et la fiabilit\u00e9 du broyage par classificateur \u00e0 air de carbonate de calcium pour la production de poudre ultrafine de haute qualit\u00e9 destin\u00e9e \u00e0 des applications industrielles haut de gamme.<\/p>\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 action=\"\/fr\/wp-json\/wp\/v2\/astra-portfolio\/3854#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fr\/wp-json\/wp\/v2\/astra-portfolio\/3854#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre nom*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre email*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre Pnone ou Whatsapp*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Votre entreprise\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Votre message\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Soumettre\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 40%; 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