PVC foam board making machine 1.1220* 2440 2.double side skinning 3.foaming board 4.turnkey service, low price PVC ... performance index table:inspect item, unit, result, surface density, 0.5-0.8g/cm3, tensile strength, 12-20MPa, bending strength, 12 ... , elongation at break, 15-20%, Shore Hardness, D type, 45-50 water absorption≥1.5%, Vicat softening point, 73-76°C fire-retardant ...