PVC foam sheet 1.non-corrosive, non-toxic and chemical resistant. 2.tough, rigid with a high impact strength. PVC foam sheetintroductionOursign PVC free foam sheet is a new type of environmental protective materials which instead of woods and steels. Comparing to woods ,it has many advantages, light-weight, flexible, anti-flame, alkaliacid resistance, moisture proof, good heat preservation, sound ...