Phenolic insulation board is a new type of green materials, the long-term use temperature of -250 ℃ ~ 150 ℃, a fire burn, not melt under high temperature drops, not only soften the surface of carbon. Phenolic insulation board thermal conductivity is only 0.023W/mk about almost the same polyurethane, insulation is very good. Has been widely used in industrial construction, civil construction, public buildings, temporary building houses, factories, clean rooms, cold storage, equipment and other necessary fire protection insulation place to do belt.