... ,yellow 3.Thickness:20-100mm 4.width600-1200mm XPS Insulation Board Production Process: Polystyrene Granule, Talcum Powder, Masterbatch, Blowing Agent ... melt material will be extruded out of Slot Die, then through Calibrator, we reach a panel shape. After cooling, cutting, ... in water-proof plastic bag. This is the XPS Foam Board in market.Properties:Heat Insulation, Water-proof, Noise-elimination, ...