... fire, it is safe to use. PVC foam board products have the moisture proof, mouldproof, non-absorbent properties, and effective earthquake ... protection. Other purposed of PVC foam board: template, sports equipment, breeding materials, seashore damp-proof installation, waterproof materials, art design ... , 15-20%, Shore Hardness, D type, 45-50 water absorption≥1.5%, Vicat softening point, 73-76°C ...