{"id":3568,"date":"2025-12-08T15:54:15","date_gmt":"2025-12-08T07:54:15","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3568"},"modified":"2026-03-19T15:16:04","modified_gmt":"2026-03-19T07:16:04","slug":"what-is-high-purity-quartz-sand-used-for-and-how-to-get-it","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/pt\/what-is-high-purity-quartz-sand-used-for-and-how-to-get-it\/","title":{"rendered":"Para que serve a areia de quartzo de alta pureza e como obt\u00ea-la?"},"content":{"rendered":"<p><a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/\">Areia de quartzo de alta pureza (HPQ)<\/a>O \u00f3xido de sil\u00edcio, que normalmente cont\u00e9m SiO\u2082 \u226599,99% (comumente 99,997%\u201399,999%, ou at\u00e9 mesmo superior), caracteriza-se por n\u00edveis extremamente baixos de impurezas (especialmente Al, Fe, Ti, B, P, etc.), geralmente controlados em n\u00edveis de ppb ou at\u00e9 mesmo sub-ppb. Mesmo tra\u00e7os de contamina\u00e7\u00e3o podem tornar os produtos finais completamente ineficazes. Devido a essas caracter\u00edsticas, tornou-se uma das mat\u00e9rias-primas mais cr\u00edticas e estrat\u00e9gicas nas ind\u00fastrias de alta tecnologia modernas.<\/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\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Principais usos de <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/astra-portfolio\/korean-customer-ultrafine-quartz-powder-solution-d97-5-\u03bcm-small-jet-mill-successfully-delivered\/\">Quartzo de alta pureza<\/a> Areia<\/h2>\n\n\n\n<p><strong>Ind\u00fastria de semicondutores<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cadinhos e recipientes de quartzo de alta pureza para extra\u00e7\u00e3o de sil\u00edcio monocristalino de 300 mm.<\/li>\n\n\n\n<li>Tubos de quartzo, barcos e camp\u00e2nulas para processos de difus\u00e3o, oxida\u00e7\u00e3o, LPCVD, etc.<\/li>\n\n\n\n<li>Preenchimentos de camada epitaxial ultra-puros<\/li>\n\n\n\n<li>Mat\u00e9ria-prima para s\u00edlica fundida sint\u00e9tica para fotom\u00e1scaras e suportes de wafers<\/li>\n<\/ul>\n\n\n\n<p><strong>Ind\u00fastria fotovoltaica (solar)<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cadinhos de quartzo de alta qualidade para lingotes monocristalinos (m\u00e9todo Czochralski) e policristalinos.<\/li>\n\n\n\n<li>Tubos e componentes de quartzo para fornos de difus\u00e3o de alta temperatura<\/li>\n\n\n\n<li>A crescente demanda por alta pureza se deve aos requisitos rigorosos das c\u00e9lulas TOPCon tipo N e de heterojun\u00e7\u00e3o (HJT) em rela\u00e7\u00e3o \u00e0s impurezas met\u00e1licas.<\/li>\n<\/ul>\n\n\n\n<p><strong>Fibra \u00d3ptica e Fot\u00f4nica<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hastes centrais e materiais de revestimento para fibras \u00f3pticas de baix\u00edssima perda (usadas em cabos submarinos e redes backbone 5G\/6G)<\/li>\n\n\n\n<li>Lentes e prismas de s\u00edlica fundida sint\u00e9tica para sistemas \u00f3pticos a laser<\/li>\n<\/ul>\n\n\n\n<p><strong>Ilumina\u00e7\u00e3o de alta qualidade<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u00e2mpadas UV, l\u00e2mpadas hal\u00f3genas, l\u00e2mpadas de merc\u00fario, l\u00e2mpadas de xen\u00f4nio<\/li>\n\n\n\n<li>Tubos de quartzo para encapsulamento de LEDs de alta pot\u00eancia<\/li>\n<\/ul>\n\n\n\n<p><strong>\u00d3ptica de Precis\u00e3o e Aeroespacial<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Janelas e substratos de espelhos para telesc\u00f3pios espaciais (Hubble, James Webb)<\/li>\n\n\n\n<li>Quartzo fundido de ultra-alta pureza para girosc\u00f3pios ressonantes hemisf\u00e9ricos (HRG)<\/li>\n<\/ul>\n\n\n\n<p><strong>5G e embalagens avan\u00e7adas<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Preenchimentos EMC (composto de moldagem ep\u00f3xi) para substratos de circuitos integrados avan\u00e7ados.<\/li>\n\n\n\n<li>Vidro de quartzo com baix\u00edssima emiss\u00e3o de raios alfa para evitar erros transit\u00f3rios em chips de mem\u00f3ria.<\/li>\n<\/ul>\n\n\n\n<p>Por essas raz\u00f5es, a areia de quartzo de alta pureza foi classificada como mineral cr\u00edtico pela Uni\u00e3o Europeia, pelos Estados Unidos, pelo Jap\u00e3o e pela China.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"427\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products.webp\" alt=\"Produtos de quartzo de alta pureza\" class=\"wp-image-3570\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-300x160.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-768x410.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Classifica\u00e7\u00e3o global de areia de quartzo de alta pureza<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>de baixo custo<\/strong>: 99.9\u201399.95% \u2192 Ilumina\u00e7\u00e3o comum, aplica\u00e7\u00f5es fotovoltaicas gerais<\/li>\n\n\n\n<li><strong>Gama m\u00e9dia<\/strong>: 99,97\u201399,99% \u2192 Cadinhos fotovoltaicos convencionais<\/li>\n\n\n\n<li><strong>Alta qualidade<\/strong>: 99.995\u201399.998% \u2192 Cadinhos semicondutores, fibra \u00f3ptica<\/li>\n\n\n\n<li><strong>Ultra-alta gama<\/strong>: \u226599,999% (4N8\u20135N5) \u2192 Substratos de fotom\u00e1scara, \u00f3ptica aeroespacial e de grau militar<\/li>\n<\/ul>\n\n\n\n<p>Existem pouqu\u00edssimas empresas no mundo que conseguem fornecer de forma est\u00e1vel produtos com qualidade 4N8\u20135N+.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">De onde vem a areia de quartzo de alta pureza?<\/h2>\n\n\n\n<p>Dep\u00f3sitos naturais de quartzo que j\u00e1 s\u00e3o ultra-puros, exigindo beneficiamento m\u00ednimo para atingir a qualidade de semicondutor, s\u00e3o extremamente raros. Existem apenas tr\u00eas vias de extra\u00e7\u00e3o maduras em todo o mundo:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Min\u00e9rio de quartzo natural ultrapuro (min\u00e9rio prim\u00e1rio)<\/h3>\n\n\n\n<p>Existem muito poucos dep\u00f3sitos conhecidos em todo o mundo, incluindo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Spruce Pine, Carolina do Norte, EUA (The Quartz Corp \/ Sibelco) \u2014 a refer\u00eancia global<\/li>\n\n\n\n<li>Kyshtym, Chelyabinsk, R\u00fassia (Quartzo Russo)<\/li>\n\n\n\n<li>\u00d8verby, Noruega (The Quartz Corp)<\/li>\n\n\n\n<li>Maur\u00edcio, Canad\u00e1 (nova mina, ainda em desenvolvimento)<\/li>\n\n\n\n<li>Mina Jiangxi Xinyi, Jiangsu Donghai, China (reservas limitadas)<\/li>\n<\/ul>\n\n\n\n<p>Essas minas pertencem ao tipo quartzo hidrotermal ou pegmat\u00edtico, praticamente sem substitui\u00e7\u00f5es isom\u00f3rficas de Al, Fe e Ti, e com pouqu\u00edssimas inclus\u00f5es fluidas. O min\u00e9rio tipicamente apresenta impurezas totais inferiores a 50 ppm.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Purifica\u00e7\u00e3o f\u00edsica e qu\u00edmica profunda do quartzo comum<\/h3>\n\n\n\n<p>A maioria dos fabricantes come\u00e7a com quartzo ou arenito comum e submete o material a 15-30 etapas de processamento, sendo a moagem por classifica\u00e7\u00e3o a ar (moagem ultrafina + classifica\u00e7\u00e3o) uma das etapas principais para atingir o n\u00edvel de pureza 4N8-5N. Sem essa etapa, \u00e9 praticamente imposs\u00edvel produzir em massa, de forma est\u00e1vel, areia de alta pureza para semicondutores.<\/p>\n\n\n\n<p><strong>Processo t\u00edpico:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Britagem e peneiramento<\/strong>Britador de mand\u00edbulas \u2192 Britador c\u00f4nico \u2192 Peneiramento para &lt;15 mm<\/li>\n\n\n\n<li><strong>Lavagem e remo\u00e7\u00e3o de lama<\/strong>Remo\u00e7\u00e3o de impurezas de argila e lama<\/li>\n\n\n\n<li><strong>Classifica\u00e7\u00e3o por cores<\/strong>Classificador eletromagn\u00e9tico de cores para remover minerais coloridos como biotita e feldspato.<\/li>\n\n\n\n<li><strong>Separa\u00e7\u00e3o magn\u00e9tica de alta resist\u00eancia em m\u00faltiplos est\u00e1gios<\/strong>Tambores de separa\u00e7\u00e3o magn\u00e9tica a seco e a \u00famido (at\u00e9 20.000 gauss), repetidos de 3 a 6 vezes, para remover minerais contendo ferro e limalha de ferro.<\/li>\n\n\n\n<li><strong>Flutua\u00e7\u00e3o<\/strong>Flota\u00e7\u00e3o mista cati\u00f4nica\/ani\u00f4nica para remo\u00e7\u00e3o de feldspato e mica.<\/li>\n\n\n\n<li><strong>Primeira lixivia\u00e7\u00e3o \u00e1cida (pr\u00e9-lixivia\u00e7\u00e3o \u00e1cida)<\/strong>: \u00c1cido misto HCl + HF sob press\u00e3o padr\u00e3o para remover impurezas da superf\u00edcie<\/li>\n\n\n\n<li><strong>Calcina\u00e7\u00e3o em alta temperatura (900\u20131200\u2103)<\/strong>Quebrar inclus\u00f5es minerais, abrir fissuras nos cristais e remover \u00e1gua estrutural.<\/li>\n\n\n\n<li><strong>Resfriamento e britagem secund\u00e1ria<\/strong>Resfriamento r\u00e1pido com \u00e1gua do quartzo em alta temperatura para produzir microfissuras, facilitando uma lixivia\u00e7\u00e3o \u00e1cida mais profunda.<\/li>\n\n\n\n<li><strong>Etapa fundamental \u2014 <a href=\"https:\/\/quartz-grinding.epic-powder.com\/pt\/machines\/jet-mill\/\">Moinho de jato de ar<\/a> Para moagem ultrafina + classifica\u00e7\u00e3o de precis\u00e3o<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Equipamento<\/strong>Moinho de jatos opostos em leito fluidizado ou moinho de jatos alvo<\/li>\n\n\n\n<li><strong>Meio de moagem<\/strong>Nitrog\u00eanio de alta pureza ou ar comprimido (processado por secagem em m\u00faltiplos est\u00e1gios + peneiramento molecular para remo\u00e7\u00e3o de \u00e1gua e \u00f3leo)<\/li>\n\n\n\n<li><strong>Controle do tamanho das part\u00edculas<\/strong>: d50 controlado na faixa de 8\u201325 \u03bcm (para areia de cadinho de semicondutores, normalmente exigindo &gt;90% das part\u00edculas para que fiquem na faixa de 100\u2013300 \u03bcm, mas devem ser processadas por meio de moagem a ar para abrir completamente todas as inclus\u00f5es)<\/li>\n\n\n\n<li><strong>Fun\u00e7\u00f5es principais<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Abrir completamente as microfissuras criadas durante a calcina\u00e7\u00e3o, expondo totalmente as inclus\u00f5es e impurezas que substituem a estrutura cristalina.<\/li>\n\n\n\n<li>Remover a contamina\u00e7\u00e3o superficial (a tritura\u00e7\u00e3o mec\u00e2nica comum introduz desgaste significativo de Fe, Cr, Ni e outros metais).<\/li>\n\n\n\n<li>A moagem por jato de ar praticamente n\u00e3o introduz contamina\u00e7\u00e3o met\u00e1lica, tornando-se o \u00fanico m\u00e9todo de moagem capaz de controlar o aumento de ferro para menos de 0,05 ppm.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line.webp\" alt=\"Linha de produ\u00e7\u00e3o de moagem e classifica\u00e7\u00e3o em moinho de jato de ar de quartzo\" class=\"wp-image-3523\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-300x225.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-768x576.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Linha de produ\u00e7\u00e3o de moagem e classifica\u00e7\u00e3o em moinho de jato de ar de quartzo<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Rota de s\u00edntese (Deposi\u00e7\u00e3o Qu\u00edmica de Vapor)<\/h2>\n\n\n\n<p>Quando os recursos naturais s\u00e3o insuficientes, utiliza-se o m\u00e9todo mais caro, por\u00e9m mais puro:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SiCl\u2084 ou SiHCl\u2083 + O\u2082 \u2192 Fuma\u00e7a de SiO\u2082 ultrapura \u2192 Derreter em lingotes de quartzo \u2192 Triturar em areia<\/strong><\/li>\n\n\n\n<li>O custo \u00e9 de 10 a 50 vezes maior que o da areia natural de alta pureza, mas o n\u00edvel total de impurezas pode ser inferior a 50 ppb.<\/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><\/h2>\n\n\n\n<p>A areia de quartzo de alta pureza desempenha um papel crucial no avan\u00e7o tecnol\u00f3gico de diversos setores, principalmente na eletr\u00f4nica, energia solar e \u00f3ptica. Suas propriedades \u00fanicas a tornam um material indispens\u00e1vel para a fabrica\u00e7\u00e3o de alta precis\u00e3o. A obten\u00e7\u00e3o de quartzo de alta pureza envolve um processo complexo de minera\u00e7\u00e3o, purifica\u00e7\u00e3o e refino, garantindo que ele atenda aos rigorosos requisitos para aplica\u00e7\u00f5es especializadas. \u00c0 medida que a demanda por tecnologias de ponta continua a crescer, a necessidade de areia de quartzo de alta pureza s\u00f3 aumentar\u00e1, enfatizando ainda mais sua import\u00e2ncia na manufatura moderna.<\/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\/showcase\/107512344\/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\/3568#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\/3568#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%; 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Mesmo tra\u00e7os de contamina\u00e7\u00e3o podem tornar os produtos finais completamente ineficazes. Devido a essas caracter\u00edsticas, tornou-se um dos [\u2026]<\/p>","protected":false},"author":1,"featured_media":3569,"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 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