... the best heat insulator in the market at present. Fireproof Foam Board Production Line, also named as polystyrene extrusion ... (CO2)ExtruderΦ135/32Φ150/32Φ170/28Φ200/30Φ139/32Φ156/36Heating powerKW50527810070100Driving motor powerKW755590 909090Thickness of ... boardmm20, 25, 30, 40, 50, 60, 75, 10040, 50, 60,75, 100 ...