polystyrene sandwich panel Light weight:10-14KG/M2; convenient installation; high bearing capability;flexible usage

polystyrene sandwich panel is an new type of building material with EPS  layer as the core, the color steel plates on both sides externally. It's pressed and wetted by computer controlling color steel molding machine with high strength glue. It is of good heat and sound proofing as well as moisture-proofing.

Supply Polystyrene sandwich panel-ex Kingmetal