... in Polyurethane(PU), polystyrene(EPS) and rock wool or glass wool sandwich panel, the up & down plate is galvanized steel sheet, prepainted steel sheet ... of metal sheets B) Middle: EPS board, PU board, rock wool 2) Width: 950mm, 1000mm, 1150mm. 1200mm3) Thickness of middle ... , 75mm, 80mm, 100mm, 125mm, 150mm, 175mm, 200mm4) Thickness of steel plate: 0.2mm to 0.6mm5) Length: Depending on the design ...