{"id":9208,"date":"2021-06-18T01:56:50","date_gmt":"2021-06-18T01:56:50","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9208"},"modified":"2021-06-18T01:56:50","modified_gmt":"2021-06-18T01:56:50","slug":"foam-ceramic-filter-manufacturing","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/pt\/foam-ceramic-filter-manufacturing\/","title":{"rendered":"Fabrica\u00e7\u00e3o de filtros cer\u00e2micos de espuma"},"content":{"rendered":"<p>A fabrica\u00e7\u00e3o do filtro cer\u00e2mico de espuma utiliza um suporte de esponja de poliuretano, que possui uma estrutura de rede tridimensional. A densidade, o ponto de fus\u00e3o, a resist\u00eancia e a elasticidade da esponja de poliuretano t\u00eam impacto direto na qualidade do filtro cer\u00e2mico de espuma. A esponja de poliuretano macia e porosa, utilizada na fabrica\u00e7\u00e3o do filtro cer\u00e2mico de espuma, possui poros abertos, formando uma esponja porosa com uma estrutura tridimensional de malha aberta.<\/p>\n<p><strong>Espuma de poliuretano de c\u00e9lula aberta e de c\u00e9lula fechada<\/strong><\/p>\n<p>A esponja de poliuretano pode ser dividida em tipo de c\u00e9lula aberta e tipo de c\u00e9lula fechada, de acordo com o tipo de c\u00e9lula. A esponja de poliuretano de c\u00e9lula aberta possui uma estrutura de rede tridimensional, em que seu esqueleto e poros se interpenetram, e apresenta alta porosidade (70 ~ 90%), o que permite desempenhar com efic\u00e1cia fun\u00e7\u00f5es de conserva\u00e7\u00e3o de calor, isolamento t\u00e9rmico, filtragem e outros efeitos. Por isso, \u00e9 amplamente utilizada na metalurgia, no setor petrol\u00edfero, na conserva\u00e7\u00e3o h\u00eddrica e em outros campos. A esponja de poliuretano de c\u00e9lula fechada apresenta alta resist\u00eancia e dureza, sendo amplamente utilizada nos setores de placas para constru\u00e7\u00e3o e materiais de isolamento.<\/p>\n<p><strong>Esponja de poliuretano dura e macia<\/strong><\/p>\n<p>A espuma de poliuretano pode ser dividida em tipo r\u00edgido e tipo macio, de acordo com a dureza do material. A espuma r\u00edgida de poliuretano \u00e9 utilizada principalmente em eletrodom\u00e9sticos, isolamento t\u00e9rmico e espuma spray imperme\u00e1vel, materiais de isolamento para tubula\u00e7\u00f5es, placas para constru\u00e7\u00e3o, caminh\u00f5es refrigerados e materiais de isolamento para c\u00e2maras frigor\u00edficas, etc.; a espuma macia de poliuretano \u00e9 utilizada principalmente em m\u00f3veis e equipamentos de transporte, diversos tipos de tapetes, materiais de isolamento ac\u00fastico, etc.<\/p>\n<p><a href=\"http:\/\/www.alalloycasting.com\/pt\/alumina-ceramic-foam-filter\/\">Filtro de espuma cer\u00e2mica de alumina<\/a> \u00e9 um filtro de espuma cer\u00e2mica para baixas temperaturas, utilizado principalmente para filtrar metais n\u00e3o ferrosos fundidos, como o alum\u00ednio e suas ligas. \u00c9 o maior tipo de espuma cer\u00e2mica existente na China. Ao mesmo tempo, como a fundi\u00e7\u00e3o de alum\u00ednio l\u00edquido \u00e9, em sua maioria, um processo de fundi\u00e7\u00e3o em barra, o tamanho do filtro de espuma cer\u00e2mica \u00e9 maior do que o da zirc\u00f4nia e <a href=\"http:\/\/www.alalloycasting.com\/pt\/silicon-carbide-foam-filter\/\">filtro de espuma cer\u00e2mica de carboneto de sil\u00edcio<\/a>. Como o alum\u00ednio l\u00edquido filtrado possui uma densidade menor, os requisitos de desempenho, como a resist\u00eancia do filtro cer\u00e2mico de espuma de alumina, s\u00e3o relativamente baixos.<\/p>","protected":false},"excerpt":{"rendered":"<p>The foam ceramic filter manufacturing uses a polyurethane sponge carrier, which has a three-dimensional network structure. The density, melting point, strength, and elasticity of the&hellip;<\/p>","protected":false},"author":1,"featured_media":9209,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-9208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ceramic-foam-filter"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Foam Ceramic Filter Manufacturing with polyurethane sponge<\/title>\n<meta name=\"description\" content=\"The foam ceramic filter manufacturing uses a polyurethane sponge carrier, which has a three-dimensional network structure.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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