... extrusion line The hollow profile extrusion line is used for producing PP,PVC,PE CE certificate Board extrusion lineBoard extrusion line ... in manufacturing PVC free foamed board production line and PVC crush foamed production line,PVC foamed skinning board product ... art material, various interlayer,etc.Production scope: Thickness 3-18mm, width 1220mm PP.PVC,PE board and hollow profile extrusion line