{"id":4028,"date":"2026-08-28T13:47:33","date_gmt":"2026-08-28T05:47:33","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=4028"},"modified":"2026-08-28T13:47:35","modified_gmt":"2026-08-28T05:47:35","slug":"how-do-the-calcium-carbonate-grinding-and-modification-processes-determine-blown-film-performance","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/pt\/how-do-the-calcium-carbonate-grinding-and-modification-processes-determine-blown-film-performance\/","title":{"rendered":"Como os processos de moagem e modifica\u00e7\u00e3o do carbonato de c\u00e1lcio determinam o desempenho do filme soprado?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">O carbonato de c\u00e1lcio \u00e9 o material de enchimento mineral mais utilizado e consumido na ind\u00fastria de pl\u00e1sticos. Em filmes soprados e outros produtos pl\u00e1sticos, o carbonato de c\u00e1lcio serve n\u00e3o apenas como um material de enchimento que reduz custos, mas tamb\u00e9m como um modificador mineral de alto desempenho. No entanto, a efici\u00eancia com que o carbonato de c\u00e1lcio atua na matriz pl\u00e1stica \u00e9 determinada pelas etapas anteriores do processo. <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/\">equipamentos de moagem<\/a> (sistema de classifica\u00e7\u00e3o de moinho de bolas, moinho de rolos anulares) e equipamento de modifica\u00e7\u00e3o de superf\u00edcie (modificador cont\u00ednuo).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">I. A origem do pl\u00e1stico de alta qualidade de grau C: equipamentos de moagem e processos de modifica\u00e7\u00e3o cont\u00ednua<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A sele\u00e7\u00e3o do tipo correto de carbonato de c\u00e1lcio em p\u00f3 \u00e9 um pr\u00e9-requisito para um excelente desempenho em aplica\u00e7\u00f5es com pl\u00e1sticos. Isso exige que o p\u00f3 mineral tenha uma distribui\u00e7\u00e3o granulom\u00e9trica espec\u00edfica e estreita, alta pureza e efeitos de modifica\u00e7\u00e3o de superf\u00edcie otimizados.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/ball-mill\/\">Sistema de moagem e classifica\u00e7\u00e3o de bolas<\/a>Prepara\u00e7\u00e3o de microp\u00f3s em larga escala e com alta precis\u00e3o<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Caracter\u00edsticas do processo:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Utiliza um moinho de bolas ultrafino a seco combinado com um classificador de ar de alta precis\u00e3o em opera\u00e7\u00e3o s\u00e9rie\/paralelo para moagem eficiente de carbonato de c\u00e1lcio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vantagens de desempenho:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Capaz de produzir de forma est\u00e1vel carbonato de c\u00e1lcio pesado ultrafino com granulometria de 800 a 3000 mesh ou superior. O controle rigoroso por meio do classificador de ar ret\u00e9m eficazmente part\u00edculas excessivamente grandes. Elimina danos em \u00e1reas de paredes finas de filmes soprados causados por part\u00edculas grossas. Garante uma distribui\u00e7\u00e3o uniforme do tamanho das part\u00edculas. Impede a forma\u00e7\u00e3o de &quot;pontos de cristaliza\u00e7\u00e3o&quot; ou a ruptura do filme por estiramento durante a produ\u00e7\u00e3o de filmes soprados.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/roller-mill\/\">Moinho de rolos de anel<\/a>Uma op\u00e7\u00e3o com excelente custo-benef\u00edcio para gr\u00e3os de finura m\u00e9dia a alta.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Caracter\u00edsticas do processo: <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Utiliza o princ\u00edpio de lamina\u00e7\u00e3o e moagem de an\u00e9is e rolos multicamadas, integrando a moagem e classifica\u00e7\u00e3o de carbonato de c\u00e1lcio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vantagens de desempenho:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Em compara\u00e7\u00e3o com os moinhos tradicionais, os moinhos de rolos anulares apresentam menor consumo de energia por unidade, produzem part\u00edculas de p\u00f3 com boa esfericidade e possuem uma \u00e1rea superficial espec\u00edfica moderada, o que os torna extremamente econ\u00f4micos. S\u00e3o comumente utilizados para a produ\u00e7\u00e3o de p\u00f3 de carbonato de c\u00e1lcio com granulometria m\u00e9dia a alta, para enchimento de filmes soprados.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/surface-modification\/\">M\u00e1quina de Revestimento Cont\u00ednuo<\/a>A etapa fundamental na transforma\u00e7\u00e3o de &quot;hidrof\u00edlico&quot; em &quot;oleof\u00edlico&quot;<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Caracter\u00edsticas do processo:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O p\u00f3 de carbonato de c\u00e1lcio nativo possui uma superf\u00edcie hidrof\u00edlica e oleof\u00f3bica. A mistura direta com resinas poliolef\u00ednicas leva facilmente \u00e0 aglomera\u00e7\u00e3o. O modificador cont\u00ednuo utiliza dispers\u00e3o em alta velocidade, aquecimento com temperatura controlada e pulveriza\u00e7\u00e3o por atomiza\u00e7\u00e3o eficiente de agentes de revestimento (como aluminatos, \u00e1cido este\u00e1rico ou agentes de acoplamento). Ele permite obter um revestimento de alta cobertura das part\u00edculas de carbonato de c\u00e1lcio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vantagens de desempenho:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ap\u00f3s o tratamento com o modificador cont\u00ednuo, a energia superficial do carbonato de c\u00e1lcio \u00e9 significativamente reduzida, transformando-o de hidrof\u00edlico para oleof\u00edlico. Ele pode ser perfeitamente disperso na massa polim\u00e9rica fundida, melhorando consideravelmente a compatibilidade e a ades\u00e3o interfacial com as resinas pl\u00e1sticas.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film.webp\" alt=\"Moagem de carbonato de c\u00e1lcio em pel\u00edcula\" class=\"wp-image-4029\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film-150x150.webp 150w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film-768x768.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/08\/Calcium-Carbonate-Grinding-in-film-12x12.webp 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">II. Como adicionar diretamente p\u00f3 de CaCO3 a uma linha de produ\u00e7\u00e3o de filme soprado?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nos processos tradicionais, o carbonato de c\u00e1lcio \u00e9 normalmente processado em um masterbatch de carga antes de ser adicionado \u00e0s poliolefinas. Agora, linhas de produ\u00e7\u00e3o especializadas que integram a tecnologia de superfus\u00e3o podem adicionar diretamente p\u00f3 de CaCO3 mo\u00eddo e modificado \u00e0s linhas de produ\u00e7\u00e3o de tubos, chapas de polipropileno e filmes soprados.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Configura\u00e7\u00e3o do equipamento: <\/strong>Equipada com uma extrusora especial de dupla rosca corrotativa, que possui excelentes capacidades de cisalhamento e mistura por dispers\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estrutura de Produ\u00e7\u00e3o:<\/strong> Pode ser projetada como uma linha de produ\u00e7\u00e3o de camada \u00fanica ou como uma linha de produ\u00e7\u00e3o de tr\u00eas camadas equipada com duas extrusoras padr\u00e3o para produzir superf\u00edcies ultrafinas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vantagens da adi\u00e7\u00e3o direta:<\/strong> Elimina completamente o consumo de energia da granula\u00e7\u00e3o secund\u00e1ria do masterbatch, resultando em uma redu\u00e7\u00e3o significativa nos custos de mat\u00e9ria-prima.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">III. Principais vantagens do CaCO3 em filmes soprados<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Al\u00e9m de suas propriedades antiaglomerantes, o carbonato de c\u00e1lcio possui uma ampla gama de outras propriedades. Ele pode alterar as caracter\u00edsticas f\u00edsicas de pol\u00edmeros fundidos. Comparado \u00e0s poliolefinas sem carga, o CaCO3 apresenta maior densidade, menor condutividade t\u00e9rmica e menor capacidade calor\u00edfica, al\u00e9m de manter a forma s\u00f3lida durante a extrus\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Efici\u00eancia de processamento aprimorada<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Aumento da produ\u00e7\u00e3o da extrusora: <\/strong>A alta condutividade t\u00e9rmica do mineral acelera o derretimento e o resfriamento da resina.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Carga de equipamento reduzida: <\/strong>Reduz a press\u00e3o da massa fundida e o torque da extrusora, resultando em melhor homogeneiza\u00e7\u00e3o da massa fundida.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Efici\u00eancia de resfriamento acelerada:<\/strong> Melhora a efici\u00eancia da produ\u00e7\u00e3o e acelera a taxa de resfriamento da bolha de filme.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Melhoria no desempenho de filmes soprados<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A adi\u00e7\u00e3o de CaCO3, refinado por moagem de bolas\/moagem de an\u00e9is e tratado superficialmente por uma m\u00e1quina de modifica\u00e7\u00e3o cont\u00ednua, a uma matriz polim\u00e9rica semicristalina pode levar \u00e0s seguintes melhorias de desempenho:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rigidez e resist\u00eancia ao impacto:<\/strong> Aumenta a rigidez do filme e melhora a resist\u00eancia ao impacto em testes de queda livre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Propriedades f\u00edsicas:<\/strong> Excelente efeito antibloqueio, propriedades de barreira aprimoradas, maior resist\u00eancia \u00e0 propaga\u00e7\u00e3o de rasgos (Elmandorf), tens\u00e3o superficial ligeiramente aumentada.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Controle de densidade:<\/strong> Aumenta a densidade do filme quando n\u00e3o esticado; diminui a densidade ap\u00f3s o estiramento, proporcionando permeabilidade quando necess\u00e1rio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Aplica\u00e7\u00f5es t\u00edpicas: <\/strong>Sacolas de compras, sacolas tipo colete, sacos de lixo, filmes de papel, filmes agr\u00edcolas, sacos de embalagem resistentes e filmes de refor\u00e7o, etc.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine.webp\" alt=\"m\u00e1quina de revestimento de p\u00f3 de carbonato de c\u00e1lcio\" class=\"wp-image-3897\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-300x200.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-768x513.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Redu\u00e7\u00e3o de custos e sustentabilidade<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Redu\u00e7\u00e3o dos custos de formula\u00e7\u00e3o (redu\u00e7\u00e3o da dosagem):<\/strong> A adi\u00e7\u00e3o de CaCO3 aumenta a densidade do filme, mas um peso constante pode ser mantido reduzindo-se a espessura do filme. Por exemplo, com um teor de CaCO3 de 30%, a espessura do filme precisa ser reduzida em apenas 20% para manter um peso constante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Redu\u00e7\u00e3o direta dos custos de alimenta\u00e7\u00e3o: <\/strong>A alimenta\u00e7\u00e3o direta pode reduzir significativamente os custos de mat\u00e9ria-prima (com base em um pre\u00e7o de pol\u00edmero de aproximadamente \u20ac 1100\/ton), e mesmo em cen\u00e1rios onde a dosagem por volume n\u00e3o \u00e9 poss\u00edvel, a extrus\u00e3o direta ainda oferece potencial de redu\u00e7\u00e3o de custos e refor\u00e7o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sustentabilidade aprimorada:<\/strong> O calor espec\u00edfico dos minerais de carbonato de c\u00e1lcio \u00e9 significativamente menor do que o dos pol\u00edmeros, resultando em economia substancial de energia durante a extrus\u00e3o. A combina\u00e7\u00e3o da tecnologia de adi\u00e7\u00e3o direta hiperconvergente pode reduzir significativamente as emiss\u00f5es de carbono dos produtos e seu impacto ambiental.<\/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 decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-4010\" style=\"width:150px;height:150px\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp 360w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-150x150.webp 150w, https:\/\/calcium-carbonate.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 class=\"wp-block-paragraph\">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\/4028#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\/4028#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.6\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\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: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\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 class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>O carbonato de c\u00e1lcio \u00e9 o material de enchimento mineral mais utilizado e consumido na ind\u00fastria de pl\u00e1sticos. Em filmes soprados e outros produtos pl\u00e1sticos, o carbonato de c\u00e1lcio serve n\u00e3o apenas como um material de enchimento que reduz custos, mas tamb\u00e9m como um modificador mineral de alto desempenho. No entanto, a efici\u00eancia com que o carbonato de c\u00e1lcio atua na matriz pl\u00e1stica \u00e9 determinada pelas etapas anteriores do processo.<\/p>","protected":false},"author":1,"featured_media":4029,"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":"","ast-disable-related-posts":"","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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