Main Material:fiber,cement and other minerals Major Usage:external wall board Main characteristic: Density: No less than 1.20g/cm3 Wet inflation rate: Not higher than 0.2% Water absorption: 25% Clutching nail force: >600 Sound insulation value:36dB Size: 3000*615*14-16mm, 3000*190*6-9mm. Other size also can be produced according to customer request. Our leader exterior wall cladding is better material for exterior decoration. Many kinds surface pattern can be chosen according to your project. Its most advantage is durable. Our leader exterior wall panel can be live in any temperature from -40C to + 42C. MORE:zjgmgo.com fireproof-board.com