{"id":14871,"date":"2026-01-21T03:46:48","date_gmt":"2026-01-21T03:46:48","guid":{"rendered":"https:\/\/www.ball-mill-classifiers.com\/?post_type=astra-portfolio&#038;p=14871"},"modified":"2026-01-21T03:46:50","modified_gmt":"2026-01-21T03:46:50","slug":"application-case-of-limestone-ball-mill-classification-system-with-an-annual-production-capacity-of-10000-tons-in-ethiopia","status":"publish","type":"astra-portfolio","link":"https:\/\/www.ball-mill-classifiers.com\/fr\/astra-portfolio\/application-case-of-limestone-ball-mill-classification-system-with-an-annual-production-capacity-of-10000-tons-in-ethiopia\/","title":{"rendered":"Application d&#039;un syst\u00e8me de classification de broyeurs \u00e0 boulets pour calcaire avec une capacit\u00e9 de production annuelle de 10\u00a0000 tonnes en \u00c9thiopie"},"content":{"rendered":"<h3 class=\"wp-block-heading\" id=\"h-project-background\">Contexte du projet<\/h3>\n\n\n\n<p>Avec l&#039;acc\u00e9l\u00e9ration rapide du d\u00e9veloppement des infrastructures en Afrique de l&#039;Est, le march\u00e9 \u00e9thiopien a affich\u00e9 une demande croissante et constante de carbonate de calcium ultrafin de haute qualit\u00e9 (poudre de calcaire).<br>Pour atteindre un niveau de qualit\u00e9 de produit \u00e9lev\u00e9 <strong>D97\u00a0: 10 \u03bcm<\/strong> Tout en maintenant l&#039;efficacit\u00e9 \u00e9conomique de la production continue \u00e0 grande \u00e9chelle, une entreprise locale leader dans le domaine des mat\u00e9riaux de construction a introduit un <a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/\">Poudre \u00e9pique<\/a> solution.<br>Le projet a \u00e9t\u00e9 sp\u00e9cifiquement con\u00e7u pour concilier les exigences de taille des particules ultrafines avec une exploitation industrielle rentable et \u00e0 haute capacit\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-core-equipment-configuration\">Configuration des \u00e9quipements de base<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"750\" height=\"750\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line.webp\" alt=\"ball mill classification production line\" class=\"wp-image-14473\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line.webp 750w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line-300x300.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line-100x100.webp 100w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line-12x12.webp 12w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-classification-production-line-600x600.webp 600w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption class=\"wp-element-caption\">ligne de production de classification de broyeur \u00e0 boulets<\/figcaption><\/figure>\n\n\n\n<p>La ligne de production adopte une classification par broyeur \u00e0 boulets de calcaire <strong>syst\u00e8me en circuit ferm\u00e9<\/strong> compos\u00e9 d&#039;un <a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/categorie-produit\/ball-mill-classifier\/\">broyeur \u00e0 boulets int\u00e9gr\u00e9 \u00e0 un classificateur d&#039;air de haute pr\u00e9cision<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Unit\u00e9 de broyage :<\/strong> Broyeur \u00e0 billes Epic Powder avec rev\u00eatement en c\u00e9ramique \u00e0 haute teneur en alumine, garantissant une blancheur \u00e9lev\u00e9e du produit et une contamination en fer minimale<\/li>\n\n\n\n<li><strong>Syst\u00e8me de classification :<\/strong> Classificateur d&#039;air ultrafin horizontal s\u00e9rie ITC<\/li>\n\n\n\n<li><strong>Sp\u00e9cifications finales du produit\u00a0:<\/strong> D97 = 10 \u03bcm<\/li>\n\n\n\n<li><strong>Capacit\u00e9 de production :<\/strong> 3 t\/h (production de produits finis)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-limestone-ball-mill-classification-system-process-flow-overview\">Aper\u00e7u du processus de classification des broyeurs \u00e0 boulets pour calcaire<\/h3>\n\n\n\n<p><strong>\u00c9tape de broyage :<\/strong><br>Le calcaire brut est introduit dans le broyeur \u00e0 boulets. Les billes de broyage impactent et abrasent le mat\u00e9riau, le r\u00e9duisant en particules de taille microm\u00e9trique et submicrom\u00e9trique.<\/p>\n\n\n\n<p><strong>\u00c9tape de classification :<\/strong><br>Le flux d&#039;air transporte la poudre broy\u00e9e dans le classificateur ITC, o\u00f9 le syst\u00e8me effectue l&#039;\u00e9tape critique du contr\u00f4le qualit\u00e9 final.<\/p>\n\n\n\n<p><strong>Circulation en circuit ferm\u00e9 :<\/strong><br>Les particules fines dont le diam\u00e8tre cible D97 est de 10 \u03bcm passent par la roue de classification et sont achemin\u00e9es vers le collecteur du produit final. Simultan\u00e9ment, les particules surdimensionn\u00e9es retournent au broyeur \u00e0 billes pour \u00eatre broy\u00e9es \u00e0 nouveau, bouclant ainsi le circuit ferm\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-site-acceptance-results\">R\u00e9sultats d&#039;acceptation du site<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Article d&#039;acceptation<\/th><th>Sp\u00e9cifications de conception<\/th><th>R\u00e9sultats d&#039;acceptation du site<\/th><th>Conclusion d&#039;acceptation<\/th><\/tr><\/thead><tbody><tr><td>Granulom\u00e9trie du produit (D97)<\/td><td>\u2264 10 \u03bcm<\/td><td>9,5\u20139,8 \u03bcm (stable)<\/td><td>\u2705 Conforme<\/td><\/tr><tr><td>Stabilit\u00e9 de la distribution granulom\u00e9trique<\/td><td>Fluctuation D97 \u2264 \u00b15%<\/td><td>Fluctuation \u2264 \u00b13%<\/td><td>\u2705 Mieux que le design<\/td><\/tr><tr><td>Capacit\u00e9 de production de produits finis<\/td><td>3 t\/h<\/td><td>3,0\u20133,2 t\/h<\/td><td>\u2705 Objectif d\u00e9pass\u00e9<\/td><\/tr><tr><td>Dur\u00e9e de fonctionnement continu du syst\u00e8me<\/td><td>\u2265 24 h de fonctionnement continu<\/td><td>72 h de fonctionnement stable en continu<\/td><td>\u2705 Conforme<\/td><\/tr><tr><td>Classification D\u00e9coupe Pr\u00e9cision<\/td><td>Aucune fuite apparente de particules grossi\u00e8res<\/td><td>Aucune fuite de particules grossi\u00e8res d\u00e9tect\u00e9e<\/td><td>\u2705 Conforme<\/td><\/tr><tr><td>Blancheur du produit<\/td><td>Maintenir une blancheur \u00e9lev\u00e9e<\/td><td>Blancheur stable, sans diminution significative<\/td><td>\u2705 Conforme<\/td><\/tr><tr><td>Contr\u00f4le de la contamination par le fer<\/td><td>\u2264 Valeur admissible par l&#039;industrie<\/td><td>Aucune impuret\u00e9 de fer anormale d\u00e9tect\u00e9e<\/td><td>\u2705 Conforme<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14067-o1\" lang=\"zh-CN\" 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