{"id":55857,"date":"2026-01-15T14:50:31","date_gmt":"2026-01-15T06:50:31","guid":{"rendered":"https:\/\/krceramicfiber.com\/?p=55857"},"modified":"2026-01-15T14:50:31","modified_gmt":"2026-01-15T06:50:31","slug":"aplicacoes-de-placas-de-filtros-de-espuma-ceramica","status":"publish","type":"post","link":"https:\/\/krceramicfiber.com\/pt\/aplicacoes-de-placas-de-filtros-de-espuma-ceramica\/","title":{"rendered":"Aplica\u00e7\u00f5es de Placas de Filtro de Espuma Cer\u00e2mica"},"content":{"rendered":"

O que s\u00e3o folhas de filtro de espuma cer\u00e2mica?<\/strong><\/h3>\n

As folhas de filtro de espuma cer\u00e2mica s\u00e3o materiais cer\u00e2micos porosos fabricados principalmente a partir de alumina, carboneto de sil\u00edcio ou \u00f3xido de zirc\u00f3nio. Possuem uma estrutura tridimensional de poros abertos interligados, assemelhando-se a uma esponja na apar\u00eancia. A sua porosidade situa-se normalmente entre 75% e 90%, com um tamanho de poro uniforme, caracterizado pelo PPI (poros por polegada). Devido \u00e0 sua estrutura \u00fanica, as folhas de filtro de espuma cer\u00e2mica mant\u00eam uma boa resist\u00eancia mec\u00e2nica e estabilidade qu\u00edmica mesmo a altas temperaturas, apresentando uma excelente resist\u00eancia ao choque t\u00e9rmico. S\u00e3o amplamente utilizadas na purifica\u00e7\u00e3o de metal fundido.<\/p>\n

\"\"<\/p>\n

Aplica\u00e7\u00f5es de Placas de Filtro de Espuma Cer\u00e2mica<\/strong><\/h3>\n

Na aplica\u00e7\u00e3o, as placas de filtro de espuma cer\u00e2mica s\u00e3o instaladas principalmente em sistemas de enchimento para filtrar inclus\u00f5es em ligas de alum\u00ednio, ligas de cobre, ferro fundido e algum a\u00e7o fundido. Quando o metal fundido passa atrav\u00e9s da placa filtrante, as inclus\u00f5es n\u00e3o met\u00e1licas, as pel\u00edculas de \u00f3xido e as impurezas finas s\u00e3o eficazmente retidas. Simultaneamente, o fluxo de metal fundido passa de um estado turbulento para um estado de fluxo laminar relativamente est\u00e1vel, reduzindo assim a oxida\u00e7\u00e3o secund\u00e1ria e o arrastamento de g\u00e1s. Isto n\u00e3o s\u00f3 melhora significativamente a compacidade e a qualidade superficial das pe\u00e7as fundidas, como tamb\u00e9m reduz os defeitos de fundi\u00e7\u00e3o, tais como porosidade, inclus\u00f5es de esc\u00f3ria e cavidades de retra\u00e7\u00e3o, aumentando o rendimento.<\/p>\n

Na fundi\u00e7\u00e3o de alum\u00ednio e ligas de alum\u00ednio, os filtros de espuma cer\u00e2mica s\u00e3o um dos principais materiais funcionais para melhorar a qualidade da fundi\u00e7\u00e3o, sendo comummente utilizados na produ\u00e7\u00e3o de pe\u00e7as para a ind\u00fastria autom\u00f3vel, componentes estruturais aeroespaciais e fundidos industriais de alta gama. Nos campos das ligas de cobre e do ferro fundido nodular, a sua aplica\u00e7\u00e3o pode melhorar efetivamente a uniformidade da microestrutura e as propriedades mec\u00e2nicas. Podem ser selecionados diferentes materiais e tamanhos de poros de filtros para diferentes sistemas met\u00e1licos e temperaturas de vazamento, de modo a satisfazer os requisitos de equil\u00edbrio entre a efici\u00eancia de filtra\u00e7\u00e3o e a capacidade de fluxo.<\/p>\n

No geral, os filtros de espuma cer\u00e2mica, com a sua estabilidade a altas temperaturas, excelente desempenho de filtra\u00e7\u00e3o e ampla aplicabilidade, tornaram-se um material cer\u00e2mico funcional indispens\u00e1vel nos processos de fundi\u00e7\u00e3o modernos, desempenhando um papel significativo na melhoria da qualidade das pe\u00e7as fundidas, na redu\u00e7\u00e3o dos custos de produ\u00e7\u00e3o e na obten\u00e7\u00e3o de fundi\u00e7\u00e3o de precis\u00e3o.<\/p>\n

KERI Refractory<\/strong> fornece v\u00e1rios tipos de discos de filtros cer\u00e2micos, incluindo os tipos de alta alumina, alto zirc\u00f3nio e carboneto de sil\u00edcio. Por favor, contacte-nos para qualquer necessidade relacionada!<\/p>","protected":false},"excerpt":{"rendered":"

What are Ceramic Foam Filter Sheets? Ceramic foam filter sheets are porous ceramic materials made … Ler mais<\/a><\/p>","protected":false},"author":1,"featured_media":55858,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,3],"tags":[],"class_list":["post-55857","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","category-news","no-featured-image-padding","resize-featured-image"],"yoast_head":"\nApplications of Ceramic Foam Filter Sheets - Your Thermal insulation material Manufactruer | Kerui Refractory\u00ae Official Website<\/title>\n<meta name=\"description\" content=\"Ceramic foam filter sheets are porous ceramic materials made primarily from alumina, silicon carbide, or zirconium oxide.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/krceramicfiber.com\/pt\/aplicacoes-de-placas-de-filtros-de-espuma-ceramica\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Applications of Ceramic Foam Filter Sheets - 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