... absorption, heat insulation and heat preservation. PVC foam board can resist fire and can be used with high security. PVC ... strength, 12-20MPa, bending strength, 12-18MPa, elastic modulus in bending, 800-900MPa, impact strength, 8-15KJ/m2, inspect ... absorption≥1.5%, Vicat softening point, 73-76°C fire-retardant performance, self-extinguishing period is less than 5 seconds. ///// / PVC foam board ...