{"id":3772,"date":"2025-12-26T13:39:49","date_gmt":"2025-12-26T05:39:49","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?post_type=astra-portfolio&#038;p=3772"},"modified":"2025-12-26T13:39:52","modified_gmt":"2025-12-26T05:39:52","slug":"how-did-a-large-indian-calcium-carbonate-producer-achieve-high-efficiency-stearic-acid-coating-modification-at-5-t-h","status":"publish","type":"astra-portfolio","link":"https:\/\/calcium-carbonate.epic-powder.com\/pt\/astra-portfolio\/how-did-a-large-indian-calcium-carbonate-producer-achieve-high-efficiency-stearic-acid-coating-modification-at-5-t-h\/","title":{"rendered":"Como um grande produtor indiano de carbonato de c\u00e1lcio conseguiu uma modifica\u00e7\u00e3o de revestimento com \u00e1cido este\u00e1rico de alta efici\u00eancia a 5 t\/h?"},"content":{"rendered":"<p>Impulsionada pelo r\u00e1pido crescimento dos mercados de pl\u00e1sticos, borracha e enchimento de cabos na \u00cdndia, uma importante empresa local de processamento de minerais n\u00e3o met\u00e1licos precisava urgentemente expandir sua capacidade de produ\u00e7\u00e3o de carbonato de c\u00e1lcio ativado (PCC\/GCC) por meio de tecnologias avan\u00e7adas de modifica\u00e7\u00e3o de carbonato de c\u00e1lcio.<\/p>\n\n\n\n<p>Os principais desafios enfrentados pelo cliente foram:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Como manter uma alta produtividade de 5 t\/h<\/li>\n\n\n\n<li>Garantindo ao mesmo tempo uma taxa de revestimento de \u00e1cido este\u00e1rico acima de 99%<\/li>\n\n\n\n<li>E resolvendo eficazmente problemas de aplica\u00e7\u00e3o subsequentes causados pela aglomera\u00e7\u00e3o e revestimento irregular de p\u00f3s ultrafinos.<\/li>\n<\/ul>\n\n\n\n<p><strong>Vis\u00e3o geral do projeto<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Localiza\u00e7\u00e3o:<\/strong> \u00cdndia (Zona Industrial de Gujarat)<\/li>\n\n\n\n<li><strong>Material:<\/strong> <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/ball-mill\/\">Carbonato de c\u00e1lcio mo\u00eddo <\/a>(GCC, d50: 2\u201310 \u03bcm)<\/li>\n\n\n\n<li><strong>Modificador de superf\u00edcie:<\/strong> \u00c1cido este\u00e1rico<\/li>\n\n\n\n<li><strong>Capacidade alvo:<\/strong> 5 toneladas\/hora<\/li>\n\n\n\n<li><strong>Equipamentos Essenciais:<\/strong> <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/\">P\u00f3 \u00c9PICO<\/a> <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/surface-modification\/\">M\u00e1quina de revestimento de tr\u00eas rolos<\/a><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"419\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/12\/three-roller-mill-coating-machine.webp\" alt=\"m\u00e1quina de revestimento de moinho de tr\u00eas rolos\" class=\"wp-image-3773\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/12\/three-roller-mill-coating-machine.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/12\/three-roller-mill-coating-machine-300x157.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/12\/three-roller-mill-coating-machine-768x402.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/12\/three-roller-mill-coating-machine-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">m\u00e1quina de revestimento de moinho de tr\u00eas rolos<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Por que escolher uma m\u00e1quina de revestimento com tr\u00eas rolos?<\/h2>\n\n\n\n<p>Ap\u00f3s comparar misturadores de alta velocidade e sistemas de revestimento com moinho de v\u00f3rtice, o cliente optou pela tecnologia de modifica\u00e7\u00e3o cont\u00ednua de tr\u00eas rolos da EPIC Powder. A decis\u00e3o baseou-se no princ\u00edpio exclusivo de revestimento triangular, que oferece vantagens claras para tratamento de superf\u00edcie de grande capacidade e alta uniformidade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Processamento cont\u00ednuo de tr\u00eas c\u00e2maras para revestimento de cobertura total<\/h3>\n\n\n\n<p>Diferentemente dos misturadores de lote, a m\u00e1quina de revestimento de tr\u00eas rolos possui tr\u00eas c\u00e2maras de modifica\u00e7\u00e3o dispostas em uma configura\u00e7\u00e3o triangular. Acionados por rotores de alta velocidade, o material e o \u00e1cido este\u00e1rico atomizado passam sequencialmente pelas tr\u00eas c\u00e2maras.<\/p>\n\n\n\n<p>Este design garante que mesmo com uma alta taxa de produ\u00e7\u00e3o de <strong>5 t\/h<\/strong>O material \u00e9 submetido a cisalhamento, colis\u00e3o e dispers\u00e3o suficientes, resultando em um revestimento uniforme e sem zonas mortas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Controle preciso de temperatura para fus\u00e3o ideal do \u00e1cido este\u00e1rico<\/h3>\n\n\n\n<p>O controle da temperatura \u00e9 crucial na modifica\u00e7\u00e3o do \u00e1cido este\u00e1rico:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Se a temperatura estiver muito baixa, o \u00e1cido este\u00e1rico n\u00e3o derrete completamente.<\/li>\n\n\n\n<li>Se a temperatura for muito alta, pode ocorrer descolora\u00e7\u00e3o ou degrada\u00e7\u00e3o do mineral.<\/li>\n<\/ul>\n\n\n\n<p><strong>O <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/contact\/\">P\u00f3 \u00c9PICO<\/a> O sistema integra m\u00faltiplos est\u00e1gios de controle de precis\u00e3o:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alimenta\u00e7\u00e3o autom\u00e1tica:<\/strong> O p\u00f3 de carbonato de c\u00e1lcio bruto \u00e9 transportado por meio de um alimentador de rosca para a unidade de classifica\u00e7\u00e3o e pr\u00e9-aquecimento.<\/li>\n\n\n\n<li><strong>Dosagem aditiva:<\/strong> O \u00e1cido este\u00e1rico \u00e9 derretido em um tanque de dosagem e bombeado automaticamente a uma taxa sincronizada com o fluxo principal do material.<\/li>\n\n\n\n<li><strong>Modifica\u00e7\u00e3o do n\u00facleo:<\/strong> O material entra na m\u00e1quina de revestimento de tr\u00eas rolos EPIC Powder. Dentro das tr\u00eas c\u00e2maras de modifica\u00e7\u00e3o, as part\u00edculas s\u00e3o expostas \u00e0 intensa turbul\u00eancia gerada pelas altas velocidades lineares do rotor (at\u00e9 60 m\/s), permitindo que as mol\u00e9culas de \u00e1cido este\u00e1rico formem fortes liga\u00e7\u00f5es qu\u00edmicas com as superf\u00edcies das part\u00edculas.<\/li>\n\n\n\n<li><strong>Circula\u00e7\u00e3o p\u00f3s-tratamento:<\/strong> O p\u00f3 modificado com carbonato de c\u00e1lcio \u00e9 coletado por um sistema cicl\u00f4nico e combinado com classifica\u00e7\u00e3o auxiliar para remover quaisquer aglomerados menores que possam se formar.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Resultados operacionais e feedback dos clientes<\/h2>\n\n\n\n<p>Ap\u00f3s testes em campo na unidade de produ\u00e7\u00e3o indiana, o sistema demonstrou excelente estabilidade e desempenho:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Par\u00e2metro<\/th><th>Requisito do cliente<\/th><th>Desempenho real<\/th><\/tr><\/thead><tbody><tr><td>Capacidade de processamento<\/td><td>5,0 t\/h<\/td><td>5,2 t\/h<\/td><\/tr><tr><td>Taxa de revestimento<\/td><td>\u2265 98%<\/td><td>99.2%<\/td><\/tr><tr><td>Absor\u00e7\u00e3o de \u00f3leo<\/td><td>\u2264 18 g\/100 g<\/td><td>16,5 g\/100 g<\/td><\/tr><tr><td>Taxa de ativa\u00e7\u00e3o<\/td><td>\u2265 98%<\/td><td>99.5% (teste de flutua\u00e7\u00e3o total na \u00e1gua)<\/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-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=\"\/pt\/wp-json\/wp\/v2\/astra-portfolio\/3772#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" 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aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"pt\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Moinho de tr\u00eas rolos para modifica\u00e7\u00e3o da superf\u00edcie do p\u00f3 de carbonato de c\u00e1lcio\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/cNzgynoeNI8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" 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