{"id":3599,"date":"2025-12-29T15:32:14","date_gmt":"2025-12-29T07:32:14","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3599"},"modified":"2026-03-19T15:14:01","modified_gmt":"2026-03-19T07:14:01","slug":"is-your-quartz-powder-whiteness-insufficient-could-the-wrong-grinding-liner-be-the-real-cause","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/pt\/is-your-quartz-powder-whiteness-insufficient-could-the-wrong-grinding-liner-be-the-real-cause\/","title":{"rendered":"A brancura do seu p\u00f3 de quartzo \u00e9 insuficiente? Ser\u00e1 que o revestimento de moagem inadequado \u00e9 a verdadeira causa?"},"content":{"rendered":"<p>O p\u00f3 de quartzo \u00e9 uma importante mat\u00e9ria-prima industrial. \u00c9 amplamente utilizado em vidro, cer\u00e2mica, placas de pedra de quartzo industrializadas, revestimentos, embalagens eletr\u00f4nicas e outros setores. Um de seus principais indicadores de qualidade \u00e9 a brancura, incluindo a brancura sob luz azul e a brancura ap\u00f3s a queima. O p\u00f3 de quartzo de alta brancura geralmente requer um valor acima de 95, ou at\u00e9 mesmo superior.<\/p>\n\n\n\n<p>A brancura afeta diretamente a apar\u00eancia, a transmiss\u00e3o de luz e a qualidade geral do produto final. Por exemplo, na produ\u00e7\u00e3o de placas de quartzo industrializado, a brancura insuficiente pode causar amarelamento ou inconsist\u00eancia de cor. Isso reduz significativamente a competitividade do produto.<\/p>\n\n\n\n<p>Ao se depararem com baixa brancura, muitos produtores de p\u00f3 de quartzo examinam primeiramente a qualidade do min\u00e9rio bruto, os processos de remo\u00e7\u00e3o de ferro ou a purifica\u00e7\u00e3o por lixivia\u00e7\u00e3o \u00e1cida. No entanto, um fator cr\u00edtico \u00e9 frequentemente negligenciado: a escolha do material de revestimento no equipamento de moagem.<\/p>\n\n\n\n<p>Especialmente em <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/machines\/ball-mill\/\">moinhos de bolas<\/a> ou <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/\">moagem ultrafina <\/a>Nas etapas de moagem, os revestimentos est\u00e3o em contato direto tanto com o material quanto com os meios de moagem. Se o material do revestimento for selecionado incorretamente, impurezas podem ser facilmente introduzidas, levando a uma diminui\u00e7\u00e3o da brancura.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"471\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand.webp\" alt=\"Areia de quartzo de alta pureza\" class=\"wp-image-3569\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-300x177.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-768x452.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Areia de quartzo de alta pureza<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Principais causas da brancura insuficiente do p\u00f3 de quartzo<\/h2>\n\n\n\n<p>A brancura do p\u00f3 de quartzo \u00e9 influenciada principalmente pelos seguintes fatores:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>impurezas da mat\u00e9ria-prima<\/strong><br>Altos teores de ferro, tit\u00e2nio e alum\u00ednio no min\u00e9rio s\u00e3o as causas mais comuns.<br>Quando o Fe\u2082O\u2083 ultrapassa 0,02%, a brancura diminui significativamente.<\/li>\n\n\n\n<li><strong>Contamina\u00e7\u00e3o relacionada ao processo<\/strong><br>Isso inclui separa\u00e7\u00e3o magn\u00e9tica incompleta, lavagem \u00e1cida insuficiente e classifica\u00e7\u00e3o ou remo\u00e7\u00e3o de impurezas inadequadas.<\/li>\n\n\n\n<li><strong>Contamina\u00e7\u00e3o por ferro introduzida durante a moagem<\/strong><br>Este \u00e9 um &quot;assassino oculto&quot; frequentemente ignorado.<br>Durante a moagem a seco ou \u00famida com esferas, o desgaste dos meios de moagem (esferas de a\u00e7o) e dos revestimentos libera \u00edons de ferro. Estes contaminam o p\u00f3, causando redu\u00e7\u00e3o da brancura e at\u00e9 mesmo descolora\u00e7\u00e3o para cinza ou amarelo.<\/li>\n\n\n\n<li><strong>Outros fatores<\/strong><br>A distribui\u00e7\u00e3o irregular do tamanho das part\u00edculas, a temperatura de secagem excessiva ou o controle inadequado da umidade tamb\u00e9m podem afetar indiretamente a brancura.<\/li>\n<\/ol>\n\n\n\n<p>Dentre esses fatores, a contamina\u00e7\u00e3o por ferro durante a moagem \u00e9 o mais direto, control\u00e1vel e, ainda assim, frequentemente ignorado.<br>Os moinhos de bolas tradicionais costumam usar revestimentos de a\u00e7o com alto teor de mangan\u00eas ou ferro fundido com alto teor de cromo. Embora resistentes a impactos, esses revestimentos se desgastam facilmente. O ferro liberado aumenta os n\u00edveis de Fe\u2082O\u2083 e pode reduzir a brancura em 5 a 10 pontos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ser\u00e1 que escolher o revestimento de retifica\u00e7\u00e3o errado \u00e9 um dos principais motivos?<\/h2>\n\n\n\n<p>Sim. Em muitos casos, a escolha inadequada do forro \u00e9 a causa direta da brancura insuficiente.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Revestimentos met\u00e1licos (a\u00e7o com alto teor de mangan\u00eas, ferro fundido com alto teor de cromo)<\/strong><br>Esses revestimentos apresentam boa resist\u00eancia ao desgaste. No entanto, ao moer quartzo de alta dureza (dureza 7 na escala de Mohs), tanto os revestimentos quanto as esferas de a\u00e7o sofrem desgaste cont\u00ednuo.<br>Isso introduz impurezas de ferro. Em c\u00e2maras de moagem fina, a contamina\u00e7\u00e3o por ferro se acumula ao longo do tempo, resultando em uma brancura inst\u00e1vel.<\/li>\n\n\n\n<li><strong>Revestimentos comuns de pedra de s\u00edlica<\/strong><br>Essas s\u00e3o solu\u00e7\u00f5es de baixo custo. No entanto, se o teor de SiO\u2082 for inferior a 98% ou a cor for escura (cinza claro), elas podem afetar ligeiramente a tonalidade de produtos de alta brancura.<\/li>\n\n\n\n<li><strong>Correspond\u00eancia de m\u00eddia inadequada<\/strong><br>A utiliza\u00e7\u00e3o de esferas de a\u00e7o em vez de esferas de cer\u00e2mica aumenta significativamente a contamina\u00e7\u00e3o por ferro.<\/li>\n<\/ul>\n\n\n\n<p>Em casos reais de produ\u00e7\u00e3o, algumas empresas relataram que, ap\u00f3s a substitui\u00e7\u00e3o dos revestimentos, a brancura do produto aumentou de 88 para mais de 95. A classifica\u00e7\u00e3o do produto foi imediatamente elevada.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como escolher o revestimento de polimento correto para evitar a perda de brancura<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"615\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-liner.webp\" alt=\"Revestimento cer\u00e2mico\" class=\"wp-image-3438\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-liner.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-liner-300x231.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-liner-768x590.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-liner-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Para a produ\u00e7\u00e3o de p\u00f3 de quartzo de alta brancura, a sele\u00e7\u00e3o do revestimento deve priorizar <strong>contamina\u00e7\u00e3o por ferro, resist\u00eancia ao desgaste e alta pureza.<\/strong>As solu\u00e7\u00f5es recomendadas incluem:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Revestimentos cer\u00e2micos (revestimentos de cer\u00e2mica de alumina ou de cor\u00edndon)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vantagens:<\/strong><br>Dureza extremamente alta (Mohs 9), excelente resist\u00eancia ao desgaste, zero contamina\u00e7\u00e3o por ferro e cor branca pura ou clara.<br>Esses revestimentos maximizam a prote\u00e7\u00e3o da brancura e pureza do produto.<\/li>\n\n\n\n<li><strong>Aplica\u00e7\u00f5es:<\/strong><br>P\u00f3 de quartzo ultrafino (acima de 325 mesh) e p\u00f3 de quartzo de alta pureza.<\/li>\n\n\n\n<li><strong>Recomenda\u00e7\u00e3o:<\/strong><br>Utilize esferas de cer\u00e2mica como meio de moagem para formar um sistema de moagem com esferas totalmente de cer\u00e2mica.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Revestimentos de pedra de s\u00edlica de alta pureza<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vantagens:<\/strong><br>Teor de SiO\u2082 acima de 98%, cor clara, impacto m\u00ednimo na brancura.<br>Custo inferior ao dos revestimentos cer\u00e2micos, boa resist\u00eancia ao desgaste e vida \u00fatil de 3 a 4 anos.<\/li>\n\n\n\n<li><strong>Aplica\u00e7\u00f5es:<\/strong><br>Areia ou p\u00f3 de quartzo refinado com granulometria entre 300 e 600 mesh.<br>Uma op\u00e7\u00e3o com excelente rela\u00e7\u00e3o custo-benef\u00edcio.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Revestimentos de borracha ou poliuretano<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vantagens:<\/strong><br>Redu\u00e7\u00e3o de vibra\u00e7\u00e3o e ru\u00eddo, design leve.<br>No entanto, a resist\u00eancia ao desgaste \u00e9 relativamente menor.<\/li>\n\n\n\n<li><strong>Aplica\u00e7\u00f5es:<\/strong><br>Moagem \u00famida ou condi\u00e7\u00f5es de opera\u00e7\u00e3o de baixo impacto.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Medidas adicionais de otimiza\u00e7\u00e3o<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilize classificadores de ar ou moinhos de agita\u00e7\u00e3o \u00famida para evitar a contamina\u00e7\u00e3o por ferro proveniente da moagem tradicional em moinho de bolas.<\/li>\n\n\n\n<li>Inspecione regularmente o desgaste do revestimento e substitua-o a tempo.<\/li>\n\n\n\n<li>Combine a separa\u00e7\u00e3o magn\u00e9tica e a lixivia\u00e7\u00e3o \u00e1cida em processos de remo\u00e7\u00e3o de ferro em m\u00faltiplos est\u00e1gios.<br>Garantir que Fe\u2082O\u2083 \u2264 0,007%.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/contact\/\">Conclus\u00e3o<\/a>A escolha certa do forro faz toda a diferen\u00e7a.<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"750\" height=\"749\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-lining-for-air-jet-mill.webp\" alt=\"Revestimento cer\u00e2mico para moinho de jato de ar\" class=\"wp-image-3526\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-lining-for-air-jet-mill.webp 750w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-lining-for-air-jet-mill-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-lining-for-air-jet-mill-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ceramic-lining-for-air-jet-mill-12x12.webp 12w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>A brancura insuficiente do p\u00f3 de quartzo nem sempre \u00e9 causada pelas mat\u00e9rias-primas. Em muitos casos, o revestimento do moinho \u00e9 o verdadeiro gargalo.<\/p>\n\n\n\n<p>Na busca atual por alta brancura e pureza, o uso indiscriminado de revestimentos met\u00e1licos tradicionais j\u00e1 n\u00e3o \u00e9 adequado. Os produtores devem selecionar revestimentos de cer\u00e2mica ou s\u00edlica de alta pureza com base no posicionamento do produto, seja para p\u00f3s padr\u00e3o ou para pedras artificiais de alta qualidade.<\/p>\n\n\n\n<p>A escolha correta do revestimento estabiliza a brancura, aumenta o valor do produto e reduz os custos de manuten\u00e7\u00e3o a longo prazo.<br>Se a sua linha de produ\u00e7\u00e3o de p\u00f3 de quartzo estiver apresentando problemas de brancura, comece verificando a sele\u00e7\u00e3o do revestimento. Uma pequena mudan\u00e7a de material pode, muitas vezes, trazer melhorias not\u00e1veis.<\/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=\"721\" height=\"721\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3549\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/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>Obrigado pela leitura. Espero que meu artigo tenha ajudado. Deixe um coment\u00e1rio abaixo. Voc\u00ea tamb\u00e9m pode entrar em contato com o suporte online da Zelda para quaisquer outras d\u00favidas.<\/p>\n<cite>                                                                                                                                                                                 \u2014 Publicado por <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/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 action=\"\/pt\/wp-json\/wp\/v2\/posts\/3599#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/pt\/wp-json\/wp\/v2\/posts\/3599#wpcf7-f16-o1\">\n<div style=\"display: none;\">\n<input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/>\n<input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.0.6\" \/>\n<input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/>\n<input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/>\n<input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/>\n<input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/div>\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=\"Seu nome*\" 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=\"Seu 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=\"Seu 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=\"Sua empresa\" 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=\"Sua mensagem\" 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=\"Enviar\" \/>\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: 48%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 100%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"pt\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>O p\u00f3 de quartzo \u00e9 uma importante mat\u00e9ria-prima industrial. \u00c9 amplamente utilizado em vidro, cer\u00e2mica, placas de pedra de quartzo industrializadas, revestimentos, embalagens eletr\u00f4nicas e outros setores. Um de seus principais indicadores de qualidade \u00e9 a brancura, incluindo a brancura sob luz azul e a brancura ap\u00f3s queima. O p\u00f3 de quartzo de alta brancura geralmente requer um valor acima de 95, ou at\u00e9 mesmo superior. A brancura afeta diretamente a [\u2026]<\/p>","protected":false},"author":1,"featured_media":3600,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[6],"tags":[],"class_list":["post-3599","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-powder-grinding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Is Your Quartz Powder Whiteness Insufficient? 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