... roof insulation, sealing, heat insulation. Application:1.Refractory lining for industrial furnace in wall, roofs, stacks and doors,etc. ... liners,boilers and heaters.3.Back-up insulation for brick,and monolithic refractories.4.Transfer of molten aluminium,and other non ... boards6.Barrier against flame and heat7.Hot face layer for high velocity or abrasive furnace atmosphere ItemCeramic fiber feltCeramic ...