{"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\/pt\/astra-portfolio\/application-case-of-limestone-ball-mill-classification-system-with-an-annual-production-capacity-of-10000-tons-in-ethiopia\/","title":{"rendered":"Estudo de caso de um sistema de classifica\u00e7\u00e3o de calc\u00e1rio em moinho de bolas com capacidade de produ\u00e7\u00e3o anual de 10.000 toneladas na Eti\u00f3pia."},"content":{"rendered":"<h3 class=\"wp-block-heading\" id=\"h-project-background\">Hist\u00f3rico do projeto<\/h3>\n\n\n\n<p>Com a r\u00e1pida acelera\u00e7\u00e3o do desenvolvimento de infraestrutura em toda a \u00c1frica Oriental, o mercado et\u00edope tem demonstrado uma demanda crescente e constante por carbonato de c\u00e1lcio ultrafino de alta qualidade (p\u00f3 de calc\u00e1rio).<br>Para alcan\u00e7ar um alto padr\u00e3o de produto de <strong>D97: 10 \u03bcm<\/strong> Ao mesmo tempo que mant\u00e9m a efici\u00eancia econ\u00f4mica na produ\u00e7\u00e3o cont\u00ednua em larga escala, uma importante empresa local de materiais de constru\u00e7\u00e3o introduziu um <a href=\"https:\/\/www.ball-mill-classifiers.com\/pt\/\">P\u00f3 \u00e9pico<\/a> solu\u00e7\u00e3o.<br>O projeto foi especificamente concebido para equilibrar os requisitos de tamanho de part\u00edculas ultrafinas com uma opera\u00e7\u00e3o industrial de alta capacidade e baixo custo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-core-equipment-configuration\">Configura\u00e7\u00e3o do equipamento principal<\/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\">linha de produ\u00e7\u00e3o de classifica\u00e7\u00e3o de moinho de bolas<\/figcaption><\/figure>\n\n\n\n<p>A linha de produ\u00e7\u00e3o adota uma classifica\u00e7\u00e3o de moinho de bolas de calc\u00e1rio. <strong>sistema de circuito fechado<\/strong> consistindo em um <a href=\"https:\/\/www.ball-mill-classifiers.com\/pt\/categoria-produto\/ball-mill-classifier\/\">moinho de bolas integrado com um classificador de ar de alta precis\u00e3o<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Unidade de moagem:<\/strong> Moinho de bolas Epic Powder com revestimento cer\u00e2mico de alta alumina, garantindo alta brancura do produto e m\u00ednima contamina\u00e7\u00e3o por ferro.<\/li>\n\n\n\n<li><strong>Sistema de classifica\u00e7\u00e3o:<\/strong> Classificador de ar ultrafino horizontal da s\u00e9rie ITC<\/li>\n\n\n\n<li><strong>Especifica\u00e7\u00e3o do produto final:<\/strong> D97 = 10 \u03bcm<\/li>\n\n\n\n<li><strong>Capacidade de produ\u00e7\u00e3o:<\/strong> 3 t\/h (produ\u00e7\u00e3o de produto acabado)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-limestone-ball-mill-classification-system-process-flow-overview\">Vis\u00e3o geral do fluxograma do processo do sistema de classifica\u00e7\u00e3o de moinhos de bolas de calc\u00e1rio<\/h3>\n\n\n\n<p><strong>Etapa de moagem:<\/strong><br>O calc\u00e1rio bruto \u00e9 alimentado no moinho de bolas. Os elementos de moagem impactam e abrasam o material, reduzindo-o a part\u00edculas de tamanho microm\u00e9trico e submicrom\u00e9trico.<\/p>\n\n\n\n<p><strong>Etapa de classifica\u00e7\u00e3o:<\/strong><br>O fluxo de ar transporta o p\u00f3 mo\u00eddo para o classificador ITC, onde o sistema realiza a etapa cr\u00edtica de controle de qualidade final.<\/p>\n\n\n\n<p><strong>Circula\u00e7\u00e3o em circuito fechado:<\/strong><br>Part\u00edculas finas que atendem \u00e0 meta de D97 = 10 \u03bcm passam pela roda classificadora e chegam ao coletor do produto final. Enquanto isso, part\u00edculas maiores retornam ao moinho de bolas para serem remoidas, completando o circuito fechado est\u00e1vel.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-site-acceptance-results\">Resultados de aceita\u00e7\u00e3o do local<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Item de aceita\u00e7\u00e3o<\/th><th>Especifica\u00e7\u00e3o de projeto<\/th><th>Resultados de aceita\u00e7\u00e3o do local<\/th><th>Conclus\u00e3o de aceita\u00e7\u00e3o<\/th><\/tr><\/thead><tbody><tr><td>Tamanho das part\u00edculas do produto (D97)<\/td><td>\u2264 10 \u03bcm<\/td><td>9,5\u20139,8 \u03bcm (est\u00e1vel)<\/td><td>\u2705 Em conformidade<\/td><\/tr><tr><td>Estabilidade da distribui\u00e7\u00e3o do tamanho das part\u00edculas<\/td><td>Flutua\u00e7\u00e3o D97 \u2264 \u00b15%<\/td><td>Flutua\u00e7\u00e3o \u2264 \u00b13%<\/td><td>\u2705 Melhor que o design<\/td><\/tr><tr><td>Capacidade de produ\u00e7\u00e3o de produtos acabados<\/td><td>3 t\/h<\/td><td>3,0\u20133,2 t\/h<\/td><td>\u2705 Meta superada<\/td><\/tr><tr><td>Tempo de funcionamento cont\u00ednuo do sistema<\/td><td>Opera\u00e7\u00e3o cont\u00ednua por \u2265 24 horas<\/td><td>Opera\u00e7\u00e3o est\u00e1vel cont\u00ednua por 72 horas<\/td><td>\u2705 Em conformidade<\/td><\/tr><tr><td>Precis\u00e3o de corte de classifica\u00e7\u00e3o<\/td><td>Sem vazamento \u00f3bvio de part\u00edculas grossas<\/td><td>N\u00e3o foi detectado nenhum vazamento de part\u00edculas grossas.<\/td><td>\u2705 Em conformidade<\/td><\/tr><tr><td>Brancura do produto<\/td><td>Manter alto n\u00edvel de brancura<\/td><td>A brancura permaneceu est\u00e1vel, sem diminui\u00e7\u00e3o significativa.<\/td><td>\u2705 Em conformidade<\/td><\/tr><tr><td>Controle da contamina\u00e7\u00e3o por ferro<\/td><td>\u2264 Valor permitido pela ind\u00fastria<\/td><td>N\u00e3o foram detectadas impurezas anormais de ferro.<\/td><td>\u2705 Em conformidade<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div 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