... moulding parts, boards for refrigeratory, boards for special cold-keep project and environmental protection. Other purposed of PVC foam board: template ... . PVC free foamed board physical performance index table:inspect item, unit, result, surface density, 0.5-0.8g/cm3, tensile ... 15-20%, Shore Hardness, D type, 45-50 water absorption≥1.5%, Vicat softening point, 73-76°C fire-retardant performance ...