... Eps sandwich panel 1.polystyrene foam 2.Coating Color steel sheet 3.Waterproof,soundproof,insulation 4.Density:8.10.12kg Eps sandwich ... to core material kinds, the sandwich panel includes in Polyurethane(PU), polystyrene(EPS) and rock wool or glass wool sandwich panel, the up & down plate ... of metal sheets B) Middle: EPS board, PU board, rock wool 2) Width: 950mm, 1000mm, 1150mm. 1200mm3) Thickness of ...