... Anti-corrosion, Anti-aging, Light-weight, High Compressive Strength XPS Insulation Board Production Process: Polystyrene Granule, Talcum Powder, ... in water-proof plastic bag. This is the XPS Foam Board in market.Properties:Heat Insulation, Water- ... , Inverted Roof Insulation, Floor Insulation, Sanwich Panel, Steel Plate Sandwich Panel, PVC Sandwich Panel, Cold Storage Insulation, Refrigeratory ...