Ceramic Fiber Board

Products Items STD Grade High Pure Grade High Aluminium Grade Zr GradeSpecification Temperature () 1260 1260 1360 1430 Working Temperature () 1050 1100 1200 1350 Colour white white white white Bulk Density (kg/m3) 240 - 320 240 - 320 240 - 320 240 - 320 Permanent Linear Shrinkage (24hr, Bulk Density 320kg/m3) - 4% (1000) - 4% (1100) - 4% (1250) - 4% (1350) Thermal conductivity (w/m.k) (Bulk Density 285kg/m3) 0.085 (400) 0.085 (400) 0.085 (400) 0.085 (400) 0.132 (800) 0.132 (800) 0.132 (800) 0.132 (800) 0.180 (1000) 0.180 (1000) 0.180 (1000) 0.180 (1000) Crushing Strength (Mpa) 0.5 min 0.5 min 0.5 min 0.5 min Chemical CompositionAl2O3 45% - 46% 47% - 49% 52% -55% 39% - 40% Al2O3 + SiO2 96% - 97% 98% - 99% 99% min --- Al2O3 + SiO2+ZrO2 --- --- --- 99% min ZrO2 --- --- --- 10%-18% Fe2O3 1.0% max 0.5% max 0.5% max 0.2% max Na2O + K2O 0.5% max 0.2% max 0.2% max 0.2% max Regular Size (mm) 600 x 400 x 10 5900 x 600 x 20 - 50