PVC co-extrusion foam board is using the co-extrusion production pocess,which forms a sandwish board structure-the core is celluar pvc and the both outer skin is rigid pvc. It a lightweight,expanded rigid PVC foam board that is used for a variety of applications including signs and display, exhibit booths, photo mounting ,interior design, thermoforming, prototypes,model making. Comparing with PVC celuka foam board, PVC co-extruded foam has more smoother and shiny surface. Surface harness is much better than celuka , which will benefit for using in some application,such as table top, interior decoration for boats, ship ,vehicle, train.