1EPS sandwich wall panel 2LightWeight,Sound Insulation 3Heat Insulation 4Fire/Water Proof 5Fast/construction EPS sandwich wall panel, 1. Composition: Core materials: cement, EPS, and fly ash core. Surface materials: fiber reinforced calcium silicone board or cement calcium silicone board2. Specification: (L*W*T) 1500-3000mm X 610mm X (60, 90,120,150,180mm)3. Usage: Interior and exterior partition ...