Plastic Barrel Extrusion Blowing Machine Barrel Material: PE,PP,PC,PVC Barrel Volume: 3000L Max. Technical: Extrusion Blowing Plastic Barrel Extrusion Blowing MachineBarrel Material: PE,PP,PC,PVCBarrel Volume: 3000L Max.Technical: Extrusion Blowing Plastic Barrel Extrusion Blowing Machine