ULTRA-LOW THERMAL MASS REFRACTORY ARTICLE

• Main Authors: COSTA Claudemir, FERNANDES, JR. Sergio David
• Format: Patent
• Language: English; Spanish
• Published: 05.07.2023
• Subjects: ARTIFICIAL STONE; BLASTING; CEMENTS; CERAMICS; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; GLASS; HEATING; JOINING GLASS TO GLASS OR OTHER MATERIALS; KILNS; LIGHTING; LIME, MAGNESIA; MECHANICAL ENGINEERING; METALLURGY; MINERAL OR SLAG WOOL; OVENS; REFRACTORIES; RETORTS; SLAG; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; TREATMENT OF NATURAL STONE; WEAPONS

An ultra-low thermal mass refractory article includes fibers impregnated with a colloidal inorganic oxide. The refractory article has at least one of the following properties: (i) a density of 500 kg/m3 to 1500 kg/m3; (ii) a thermal conductivity of 1.0 Wm/K or less at 700°C; and/or (iii) a linear thermal shrinkage at 1400°C of less than 2.5%. Un artículo refractario de masa térmica ultra baja incluye fibras impregnadas con un óxido coloidal inorgánico. El artículo refractario tiene al menos una de las siguientes propiedades: i) una densidad de 500 kg/m3 a 1500 kg/m3 ; ii) una conductividad térmica de 1.0 Wm/K o menos a 700 ?; y/o iii) una contracción térmica lineal a 1400 ? de menos del 2.5 %.