{"id":440,"date":"2025-12-16T08:23:11","date_gmt":"2025-12-16T08:23:11","guid":{"rendered":"https:\/\/azs-refractory.com\/?p=440"},"modified":"2025-12-26T08:05:28","modified_gmt":"2025-12-26T08:05:28","slug":"high-alumina-insulating-bricks","status":"publish","type":"post","link":"https:\/\/azs-refractory.com\/es\/high-alumina-insulating-bricks\/","title":{"rendered":"Ladrillos aislantes con alto contenido de al\u00famina"},"content":{"rendered":"<p>Los ladrillos aislantes con alto contenido de al\u00famina se fabrican mediante un proceso especializado que implica la selecci\u00f3n de materias primas con alto contenido de al\u00famina, la incorporaci\u00f3n de agentes porosos y aglutinantes compuestos, y el posterior moldeado y cocci\u00f3n a alta temperatura. Su ventaja en rendimiento reside en la eficaz combinaci\u00f3n de altas propiedades refractarias con caracter\u00edsticas aislantes ligeras:<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>- Temperatura de servicio elevada: Con un alto contenido de Al\u2082O\u2083 (normalmente 48%-65%), su refractariedad y temperatura de ablandamiento por carga superan significativamente las de los ladrillos aislantes de arcilla, lo que los hace adecuados para entornos de alta temperatura m\u00e1s exigentes.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>- Aislamiento t\u00e9rmico superior: una estructura de poros de celda cerrada distribuida uniformemente proporciona una baja conductividad t\u00e9rmica, bloqueando eficazmente el flujo de calor y reduciendo la p\u00e9rdida de calor de las estructuras del horno.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Buena estabilidad de volumen a alta temperatura: cocido completamente con un cambio lineal m\u00ednimo al volver a cocer, lo que garantiza la integridad estructural del revestimiento de aislamiento durante el uso a largo plazo.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Resistencia mec\u00e1nica moderada: A densidades equivalentes, ofrece resistencia a la compresi\u00f3n y a la abrasi\u00f3n superiores en comparaci\u00f3n con los ladrillos aislantes de arcilla, cumpliendo con los requisitos mec\u00e1nicos durante la instalaci\u00f3n y el funcionamiento.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Especificaciones t\u00e9cnicas clave:<\/p>\n\n\n\n<p>- Contenido de Al\u2082O\u2083: 48% - 65% (basado en serie)<\/p>\n\n\n\n<p>- Densidad aparente: 0,8 g\/cm\u00b3 - 1,5 g\/cm\u00b3 (seg\u00fan la serie)<\/p>\n\n\n\n<p>- Resistencia a la compresi\u00f3n a temperatura ambiente: \u2265 2,5 MPa - 10,0 MPa (aumenta con la densidad)<\/p>\n\n\n\n<p>- Conductividad t\u00e9rmica (temperatura media 350 \u00b1 25 \u2103): 0,20 W\/(m\u00b7K) - 0,45 W\/(m\u00b7K)<\/p>\n\n\n\n<p>- Cambio lineal al volver a cocer: \u2264 2% (mantenido a la temperatura especificada durante 8 horas)<\/p>\n\n\n\n<p>- Temperatura m\u00e1xima de servicio: 1300\u2103 - 1550\u2103 (clasificada)<\/p>","protected":false},"excerpt":{"rendered":"<p>High-alumina insulating bricks are manufactured through a specialized process involving the selection of high-alumina raw materials, the incorporation of composite pore-forming agents and binders, followed by shaping and high-temperature firing. Their performance advantage lies in effectively combining high refractory properties with lightweight insulating characteristics: - Elevated Service Temperature: With a high Al\u2082O\u2083 content (typically 48%-65%), [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-440","post","type-post","status-publish","format-standard","hentry","category-thermal-insulation-refractory"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>High-Alumina Insulating Bricks - Zhengzhou Chaoyu Refractory Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/azs-refractory.com\/es\/high-alumina-insulating-bricks\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High-Alumina Insulating Bricks - Zhengzhou Chaoyu Refractory Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"High-alumina insulating bricks are manufactured through a specialized process involving the selection of high-alumina raw materials, the incorporation of composite pore-forming agents and binders, followed by shaping and high-temperature firing. 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