... society. The excellent performances: 1,sound insulation, 2, heartinsulation, 3,firmly, 4,durable, 5,fireproof 6,anti-freezing. 7,alkali ... freeze-thaw cycles may not have played after the layer phenomenonNo such phenomenaCoefficient of heat conductivity1.1839W/M.K1 ... 3≤0.66 This machine belongs to fully automatic boards production line, it can produce wallboards ,partition board and decoration board ...