... ,teaching equipment, laboratory, interior design and other construction decorations. 4.Material:PVC,calcium powder,CPE,ACR,PP,PE, transparent adhesive, paraffins ... : We have two frequently-used grade edge band: general raw material 75% PVC (PVC resin: calcium powder is 3:1); 80% PVC (PVC ... resin: calcium powder is 4:1), they are all popular selling ...