... Calcium silicate board is mainly used as high temperature insulation material of pipes and equipments in the electric power, chemicals ... after shaping, the heat conductivityUsage of product:Liner heat insulation for preheater, wind pipe, cover of kiln, cooling ... annealer, high temperature flue in metallurgy industry.Liner heat insulation for heating furnace, ehtylene pyrolyzer, hydrogenation oven and ...