... screw extruder 3.make small diameter pipes UPVC Plastic extruderProduction name:Double Screw UPVC Pipe Making Line / Plastic extruderBrand name:TitanMin. Order Quantity: 1 Set ... introduction to PVC, CPVC, UPVC Pipe Making Machine, Plastic Pipe Production Line:PVC, CPVC, UPVC Pipe Making Machine, Plastic Pipe Production LineSJPGZ series plastic pipe extrusion line is specializing in ...