A sandwich panel is one structure made of three layers of material: low density core inserted material in between two relatively thin steel skin layers.
The sandwich panels can be used in large industrial plants,warehouses,supermarkets, hospitals, stadiums, cold storage, activities room, buildings plus layer, clean workshop and heat insulation fire place.
Polyurethane Sandwich Panel also called PU Sandwich Panel, the up & down surface of this panel is Galvanized & Pre-painted steel sheets, core material is 5 components Polyurethane glue, it is formed by heating, foaming & laminating. Polyurethane is the best material for temperature keeping and sound insulation.