... own weight, high impact strength, sound insulation, fire proofing, water proofing, heat insulation. Features: 1. GMJ inorganic joist composite wall ... low weight, thermal preservation, energy saving, fire proof, water proof, sound insulation, great power of nail holding and ... 0.168Specifications:Height: 3000-3500mmThickness: 120-180mm Customized products are available Usage:The product is widely used as ...