{"id":3768,"date":"2026-07-31T15:14:36","date_gmt":"2026-07-31T07:14:36","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3768"},"modified":"2026-07-31T15:14:39","modified_gmt":"2026-07-31T07:14:39","slug":"quartz-powder-mesh-sizes-what-are-their-uses-from-20-mesh-to-3000-mesh","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/pt\/quartz-powder-mesh-sizes-what-are-their-uses-from-20-mesh-to-3000-mesh\/","title":{"rendered":"Tamanhos de malha do p\u00f3 de quartzo: quais s\u00e3o seus usos, de 20 mesh a 3000 mesh?"},"content":{"rendered":"<p>Qualquer pessoa envolvida no fornecimento ou produ\u00e7\u00e3o. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/\">p\u00f3 de quartzo<\/a> Conhece esta dolorosa verdade: escolher a malha errada significa o fracasso de todo o projeto. Se for muito grossa, o resultado s\u00e3o pe\u00e7as fundidas \u00e1speras ou bolhas em placas de pedra sint\u00e9tica; se for muito fina, as linhas de produ\u00e7\u00e3o ficam entupidas e os custos dobram.<\/p>\n\n\n\n<p>Mas o que realmente aconteceu? <em>\u00e9<\/em> O que significa &quot;tamanho da malha&quot;? Onde as malhas 325, 800 e 2000 s\u00e3o usadas na pr\u00e1tica? Este guia detalha as faixas de tamanho de malha, os tamanhos de part\u00edculas e suas aplica\u00e7\u00f5es pr\u00e1ticas em um s\u00f3 lugar.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"532\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder.webp\" alt=\"p\u00f3 de quartzo ultrafino\" class=\"wp-image-3548\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-300x200.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-768x511.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">p\u00f3 de quartzo ultrafino<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Primeiros passos: Compreendendo o tamanho da malha<\/h2>\n\n\n\n<p>\u201cMalha\u201d refere-se ao n\u00famero de aberturas em uma tela de arame por polegada linear (\u00e1rea de 1\u00d71 polegada). Por exemplo, <strong>malha 200<\/strong> Significa que o material passa por uma tela com 200 aberturas por polegada.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Regra de Ouro:<\/strong> Quanto maior o n\u00famero da malha, mais fina a part\u00edcula; quanto menor o n\u00famero da malha, mais grossa a part\u00edcula.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Regra pr\u00e1tica para classifica\u00e7\u00e3o da ind\u00fastria<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u2264 120 Malha:<\/strong> Geralmente referido como <strong>\u201cAreia de quartzo.\u201d<\/strong><\/li>\n\n\n\n<li><strong>&gt; Malha 120:<\/strong> Estritamente chamado <strong>\u201cP\u00f3 de quartzo\u201d<\/strong> (tamb\u00e9m conhecido como p\u00f3 de s\u00edlica \/ micros\u00edlica).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Principais propriedades do quartzo<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Componente principal:<\/strong> SiO2<\/li>\n\n\n\n<li><strong>Dureza de Mohs:<\/strong> 7<\/li>\n\n\n\n<li><strong>Densidade:<\/strong> 2,65 g\/cm\u00b3<\/li>\n\n\n\n<li><strong>Ponto de fus\u00e3o:<\/strong> 1650\u20131750\u00b0C<\/li>\n\n\n\n<li><strong>Caracter\u00edsticas:<\/strong> Resistente a \u00e1cidos e \u00e1lcalis, isolante el\u00e9trico, baixo coeficiente de expans\u00e3o t\u00e9rmica.<\/li>\n\n\n\n<li><strong>Graus de pureza:<\/strong>\n<ul class=\"wp-block-list\">\n<li>Ordin\u00e1rio (90\u201399%)<\/li>\n\n\n\n<li>Refinado (99\u201399,5%)<\/li>\n\n\n\n<li>Alta pureza (99,5\u201399,9%)<\/li>\n\n\n\n<li>Pureza ultra-alta (\u2265 99,99%)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Tabela de refer\u00eancia r\u00e1pida de tamanho de part\u00edcula para malha<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><td><strong>Tamanho da malha<\/strong><\/td><td><strong>Tamanho das part\u00edculas (\u03bcm)<\/strong><\/td><td><strong>Aplica\u00e7\u00e3o comum na ind\u00fastria<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Malha 20\u201360<\/strong><\/td><td>0,25-0,85 mm<\/td><td>Areia grossa<\/td><\/tr><tr><td><strong>Malha 60\u2013120<\/strong><\/td><td>0,125-0,25 mm<\/td><td>Areia m\u00e9dia<\/td><\/tr><tr><td><strong>Malha 200\u2013325<\/strong><\/td><td>45-125 \u00b5m<\/td><td>Areia fina<\/td><\/tr><tr><td><strong>Malha 600\u2013800<\/strong><\/td><td>18-45 \u00b5m<\/td><td>Microp\u00f3<\/td><\/tr><tr><td><strong>Malha 1250\u20132000<\/strong><\/td><td>6,5-10 \u00b5m<\/td><td>P\u00f3 ultrafino<\/td><\/tr><tr><td><strong>3000 Mesh+<\/strong><\/td><td>\u22645 \u00b5m<\/td><td>Grau eletr\u00f4nico\/Quase nano<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Observa\u00e7\u00e3o: Os graus comerciais comuns geralmente se agrupam em torno de 325, 600, 800, 1250 e 2000 mesh. P\u00f3s de 3000 mesh e em nanoescala podem ser produzidos sob encomenda.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">An\u00e1lise da aplica\u00e7\u00e3o por faixa de malha<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Malha 20\u2013120 (Segmento de areia grossa a m\u00e9dia)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"401\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand.webp\" alt=\"areia de quartzo\" class=\"wp-image-3770\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-300x150.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-768x385.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principais usos: Fundi\u00e7\u00e3o, placas de pedra sint\u00e9tica, tratamento de \u00e1gua, jateamento de areia.<\/em><\/p>\n\n\n\n<p>Embora tecnicamente classificado como &quot;areia&quot;, este segmento compartilha a mesma cadeia de suprimentos a montante e \u00e9 frequentemente obtido juntamente com p\u00f3 de quartzo.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pe\u00e7as fundidas grandes (malha 20\u201360):<\/strong> Oferece alta permeabilidade e boas propriedades de colapso.<\/li>\n\n\n\n<li><strong>Fundi\u00e7\u00e3o de Precis\u00e3o \/ Espuma Perdida (Malha 60-120):<\/strong> Proporciona uma superf\u00edcie de fundi\u00e7\u00e3o lisa.<\/li>\n\n\n\n<li><strong>Placas de quartzo artificial:<\/strong> Utiliza areia com granulometria de 80 a 120 mesh como agregado principal, combinada com areia grossa de 40 a 60 mesh e p\u00f3 fino de 150 a 200 mesh para equilibrar resist\u00eancia, densidade e acabamento.<\/li>\n\n\n\n<li><strong>Filtra\u00e7\u00e3o para tratamento de \u00e1gua:<\/strong> Utiliza-se malha de 20 a 80. A malha de 20 a 40 serve como camada de suporte inferior, a malha de 40 a 80 realiza a filtra\u00e7\u00e3o fina e os sistemas de \u00e1gua pura utilizam malha de 80 a 120.<\/li>\n\n\n\n<li><strong>Jateamento de areia \/ Grama artificial:<\/strong> Utiliza malhas de 10 a 40.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. 200\u2013400 Mesh (Segmento de P\u00f3 Fino de N\u00edvel B\u00e1sico)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"437\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh.webp\" alt=\"P\u00f3 de quartzo 200-400 mesh\" class=\"wp-image-3771\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-300x164.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-768x420.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principais usos: Cer\u00e2mica, vidro, constru\u00e7\u00e3o civil, p\u00f3s para fundi\u00e7\u00e3o.<\/em><\/p>\n\n\n\n<p>Ultrapassar o limite de 120 mesh leva voc\u00ea ao verdadeiro territ\u00f3rio do p\u00f3 de quartzo.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cer\u00e2mica e materiais refrat\u00e1rios:<\/strong> Normalmente utiliza-se p\u00f3 refinado de 325 mesh (resistente ao calor at\u00e9 1600\u00b0C+) para massas cruas, esmaltes e tijolos refrat\u00e1rios.<\/li>\n\n\n\n<li><strong>Vidro float, garrafas de vidro e fibra de vidro:<\/strong> Utiliza p\u00f3 de alta pureza (SiO2 \u2265 99,5%, Fe2O3 \u2264 0,02%) como mat\u00e9ria-prima principal.<\/li>\n\n\n\n<li><strong>Infraestrutura predial:<\/strong> Granulometria de 100 a 200 misturada com areia padr\u00e3o para concreto de alta resist\u00eancia, pavimentos perme\u00e1veis e agregados para pisos.<\/li>\n\n\n\n<li><strong>Fundi\u00e7\u00e3o de Precis\u00e3o (N\u00edvel de P\u00f3):<\/strong> A granulometria de 200 a 325 \u00e9 utilizada para areia de moldagem e jateamento abrasivo, prevenindo a forma\u00e7\u00e3o de poros em pe\u00e7as fundidas acabadas.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/machines\/ball-mill\/\">325\u2013800 Malha<\/a> (Segmento de Microp\u00f3s Convencional)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"453\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh.webp\" alt=\"p\u00f3 de quartzo 325-800 mesh\" class=\"wp-image-3772\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-300x170.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-768x435.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principais usos: Pedra artificial, revestimentos, vidro fotovoltaico, borracha e pl\u00e1sticos.<\/em><\/p>\n\n\n\n<p>Este \u00e9 o segmento de maior volume, onde a diferen\u00e7a de pre\u00e7o entre &quot;areia&quot; e &quot;p\u00f3&quot; aumenta significativamente.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Placas de quartzo artificial \/ m\u00e1rmore:<\/strong> Usos <strong>325\u2013800 mesh<\/strong> P\u00f3 ultrabranco (Brancura \u2265 95 para evitar manchas de cor, marcas de arranh\u00f5es e deforma\u00e7\u00f5es).<\/li>\n\n\n\n<li><strong>Vidro fotovoltaico (PV):<\/strong> Usos <strong>325\u2013800 mesh<\/strong> microp\u00f3 que requer SiO\u2082\u226599,8%.<\/li>\n\n\n\n<li><strong>Corte\/Polimento de Wafer de Sil\u00edcio:<\/strong> Usos <strong>malha 800<\/strong>, com requisitos de pureza rigorosos.<\/li>\n\n\n\n<li><strong>Tintas e vernizes:<\/strong> Utiliza granulometria 600 para melhorar a dureza da pel\u00edcula, a resist\u00eancia \u00e0s intemp\u00e9ries e a resist\u00eancia ao esfarelamento. Amplamente utilizado em revestimentos de paredes externas e tintas anticorrosivas.<\/li>\n\n\n\n<li><strong>Enchimento de borracha e pl\u00e1stico:<\/strong> Aumenta a resist\u00eancia ao desgaste, atua como agente de refor\u00e7o e reduz os custos de produ\u00e7\u00e3o.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/machines\/jet-mill\/\">Malha 1250\u20133000<\/a> (Segmento ultrafino\/de grau eletr\u00f4nico)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"393\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh.webp\" alt=\"p\u00f3 de quartzo 1250-3000 mesh\" class=\"wp-image-3773\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-300x147.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-768x377.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principais aplica\u00e7\u00f5es: Semicondutores, encapsulamento de circuitos integrados, cer\u00e2mica de alta qualidade.<\/em><\/p>\n\n\n\n<p>Nesse n\u00edvel de refinamento, <strong>A pureza importa ainda mais do que o tamanho da malha.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Embalagens eletr\u00f4nicas e laminados revestidos de cobre de alta frequ\u00eancia (CCL):<\/strong> Em volta <strong>malha 3000<\/strong> com SiO\u2082\u226599,99%; atua como um enchimento funcional central em embalagens de semicondutores.<\/li>\n\n\n\n<li><strong>Componentes semicondutores:<\/strong> <strong>Malha 1200\u20132000<\/strong> Utilizado em cadinhos de quartzo, barcos de quartzo e materiais para encapsulamento de lascas.<\/li>\n\n\n\n<li><strong>Fibra \u00d3ptica e Cer\u00e2mica Avan\u00e7ada:<\/strong> Requer graus especiais de pureza ultra-elevada.<\/li>\n\n\n\n<li><strong>Vidraria de laborat\u00f3rio para altas temperaturas:<\/strong> Utilizado na fabrica\u00e7\u00e3o de cadinhos e tubos de quartzo capazes de suportar temperaturas acima de 1700\u00b0C.<\/li>\n\n\n\n<li><strong>Componentes aeroespaciais:<\/strong> Graus de pureza ultra-elevados personalizados para isolamento de alta temperatura e componentes piezoel\u00e9tricos.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u26a0\ufe0f <strong>Armadilha comum:<\/strong> Atender aos requisitos de granulometria sem controlar o teor de ferro (Fe\u2082O\u2083) ainda resultar\u00e1 em rejei\u00e7\u00e3o por parte das f\u00e1bricas de semicondutores. As especifica\u00e7\u00f5es para componentes eletr\u00f4nicos avaliam uma m\u00e9trica composta por tr\u00eas partes: Tamanho da Malha + Pureza + Tra\u00e7os de \u00cdons Alcalinos (Na\/K).<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Principais conclus\u00f5es sobre aquisi\u00e7\u00f5es<\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Distribui\u00e7\u00e3o do Tamanho das Part\u00edculas (PSD)<\/strong> A distribui\u00e7\u00e3o uniforme das part\u00edculas \u00e9 mais importante do que um simples n\u00famero de malha. Ela garante um fluxo suave, evita entupimentos ou aglomera\u00e7\u00f5es e simplifica a sinteriza\u00e7\u00e3o ou a mistura.<\/li>\n\n\n\n<li><strong>Mistura de tamanhos de part\u00edculas<\/strong> (Por exemplo, combinar malhas 40 + 80 + 150 em receitas de placas) resulta em uma densidade de empacotamento mais compacta e evita rachaduras ou deforma\u00e7\u00f5es melhor do que usar uma \u00fanica granulometria.<\/li>\n\n\n\n<li>O p\u00f3 de quartzo n\u00e3o \u00e9 automaticamente melhor quando mais fino, nem mais barato quando mais grosso.\n<ul class=\"wp-block-list\">\n<li>As gamas de areia grossa focam-se na permeabilidade e na resist\u00eancia.<\/li>\n\n\n\n<li>As gamas m\u00e9dias focam-se na brancura e na perda por igni\u00e7\u00e3o (LOI).<\/li>\n\n\n\n<li>As gamas ultrafinas focam-se na pureza e nos i\u00f5es em quantidades m\u00ednimas.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p><strong>Siga sempre esta sequ\u00eancia de sele\u00e7\u00e3o:<\/strong> Determine primeiro a aplica\u00e7\u00e3o <strong>\u2192<\/strong> selecione o intervalo da malha <strong>\u2192<\/strong> Especifique o grau de pureza necess\u00e1rio.<\/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=\"360\" height=\"360\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3761\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp 360w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/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\/3768#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\/3768#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>Qualquer pessoa envolvida na extra\u00e7\u00e3o ou produ\u00e7\u00e3o de p\u00f3 de quartzo conhece esta dolorosa verdade: escolher a granulometria errada significa o fracasso de todo o projeto. Se for muito grossa, o resultado s\u00e3o pe\u00e7as fundidas \u00e1speras ou bolhas em placas de pedra sint\u00e9tica; se for muito fina, as linhas de produ\u00e7\u00e3o ficam entupidas e os custos dobram. Mas o que \u00e9, afinal, &quot;granulometria&quot;? [...]<\/p>","protected":false},"author":1,"featured_media":3772,"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":[1],"tags":[],"class_list":["post-3768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-air-classifier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Quartz Powder Mesh Sizes: What Are Their Uses from 20 Mesh to 3000 Mesh? - Quartz Grinding Production Line<\/title>\n<meta name=\"description\" content=\"Discover the essential guide to Quartz Powder mesh sizes (20 to 3000 mesh), particle size conversions, key specifications, and top applications across casting, glass, coatings, and electronics.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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