... fireproof 2.800-1,000centigrade, 3.1790centigrade refractoriness. Aluminum silicate fiber material excellent refractory,high temperature, good heat insulation performanceceramic ... . Ceramic Fiber Cloth ParameterColourwhite gray Material Aluminum Silicate Glass Fiber Aluminum Silicate Glass Fiber Thickness1.8mm-2mm 1.8mm-2mm ... 1720°C Incombustibility grade B grade A aluminum silicate ceramic fiber