{"id":9276,"date":"2021-06-23T03:45:37","date_gmt":"2021-06-23T03:45:37","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9276"},"modified":"2021-06-23T03:46:00","modified_gmt":"2021-06-23T03:46:00","slug":"ceramic-foam-filter-pore-size","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter-pore-size\/","title":{"rendered":"Tama\u00f1o de los poros del filtro de espuma cer\u00e1mica"},"content":{"rendered":"<p>El tama\u00f1o de los poros del filtro de espuma cer\u00e1mica debe seleccionarse en funci\u00f3n de las caracter\u00edsticas del metal fundido que se vaya a filtrar. Para filtrar metales viscosos, espesos, de escasa fluidez y con part\u00edculas de impurezas de mayor tama\u00f1o, debe elegirse un filtro con un tama\u00f1o de poro mayor.<\/p>\n<p><strong>Principio general para la selecci\u00f3n del tama\u00f1o de poro del filtro de espuma cer\u00e1mica:<\/strong><\/p>\n<ul>\n<li>El tama\u00f1o de poro de 10 PPI puede utilizarse para fundici\u00f3n d\u00factil, fundici\u00f3n gris de gran tama\u00f1o y piezas de acero fundido.<\/li>\n<li>El tama\u00f1o de poro de 20 PPI puede utilizarse para hierro maleable, hierro gris de grano fino y metales no ferrosos.<\/li>\n<li><a href=\"http:\/\/www.alalloycasting.com\/es\/30-ppi-filter\/\">Filtros de 30 PPI<\/a> se utilizan para piezas fundidas de aleaciones de cobre y de aluminio.<\/li>\n<\/ul>\n<p>Para filtrar metal l\u00edquido con buena fluidez y diluirlo, se debe elegir un filtro de espuma cer\u00e1mica con un tama\u00f1o de poro m\u00e1s peque\u00f1o. Si el tama\u00f1o de los poros es demasiado grande, no podr\u00e1 filtrar; si es demasiado peque\u00f1o, puede provocar que el filtro se obstruya prematuramente, lo que har\u00e1 que el proceso se detenga a mitad de camino o que ni siquiera se filtre.<\/p>\n<p>En el proceso de filtraci\u00f3n se debe tener plenamente en cuenta el caudal de cada filtro. Si el caudal es demasiado bajo, el filtro no podr\u00e1 cumplir con los requisitos de filtraci\u00f3n del metal fundido, lo que provocar\u00e1 un caudal excesivo en el filtro. Este caudal excesivo provocar\u00e1 p\u00e9rdidas de ingresos y aumentar\u00e1 los costes de producci\u00f3n.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8818\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/05\/Molten-Alu-Purification-Treatment.jpg\" alt=\"Tratamiento de purificaci\u00f3n del aluminio fundido\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/05\/Molten-Alu-Purification-Treatment.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/05\/Molten-Alu-Purification-Treatment-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Los filtros de espuma cer\u00e1mica con el mismo tama\u00f1o de poro, que filtran diferentes metales fundidos, tienen capacidades de filtraci\u00f3n distintas. Tomemos como ejemplo un filtro con un tama\u00f1o de poro de 10 ppi: la capacidad de filtraci\u00f3n por unidad de superficie es de 2,0~4,0 kg\/cm\u00b2 para el hierro fundido gris y el hierro fundido nodular, 1,0~2,0 kg\/cm\u00b2 para el hierro fundido, de 1,5 a 3,0 kg\/cm\u00b2 para el acero al carbono com\u00fan y el acero de baja aleaci\u00f3n, y de 2,0 a 4,0 kg\/cm\u00b2 para el acero inoxidable y el acero con alto contenido en manganeso.<\/p>\n<p>Cuando el tama\u00f1o de malla se reduce en 10 PPI, el <a href=\"http:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter-filtration\/\">filtraci\u00f3n mediante filtro de espuma cer\u00e1mica<\/a> La capacidad se reduce entre 20% y 30%. Basta con calcular la superficie efectiva de uso del filtro y multiplicarla por la capacidad de filtraci\u00f3n por unidad de superficie para obtener la cantidad total de metal fundido filtrado por cada filtro.<\/p>","protected":false},"excerpt":{"rendered":"<p>The ceramic foam filter pore size should be selected according to the nature of the molten metal to be filtered. To filter viscous, thick, poor&hellip;<\/p>","protected":false},"author":1,"featured_media":9280,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-9276","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>Ceramic Foam Filter Pore Size for Molten Metal Filtration<\/title>\n<meta name=\"description\" content=\"The ceramic foam filter pore size should be selected according to the nature of the molten metal to be filtered. 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