Product Features Low thermal conductivity and shrinkage Low heat storage Light weight Excellent thermal shock resistance and thermal stability Easy to handle ,cut and install Low sound transmission Asbestos free Product Application 1.Refractory lining for industrial furnace in wall, roofs, stacks and doors,etc. 2.Combustion chamber liners,boilers and heaters. 3.Back-up insulation for brick,and monolithic refractories. 4.Transfer of molten aluminum,and other non-ferrous E metals. 5.Expansion joint boards 6.Barrier against flame and heat 7.Hot face layer for high velocity or abrasive furnace atmosphere