... with our perfect performance in water-proof, heat-proof, non-combustibility, moisture-proof, sound insulation, resisting in bending ... produce according to the customer's request Physical Performance Non- asbestos. (NIOSH 9000:1994)Density: 1.3 ... for wall partition, ceiling, ducts, chimney, doors with non-combustible, high temperature, high thermal resistance places.Application Industry: Schools ...