PVC moldings.1,heat insulation, sound proof, 2, fire retardant, worm resistant and aging resistant, SGS PVC foamed decoration moldings adopt amacromolecular PVC blended with a certain proportion of foaming agent, stabilizing agent, UV absorbent, antioxxidants, antiseptics and anti-impact modifiers, which are polymerized under high temperature. the products are heat insulation, sound proof, fire ...