... Two cavity molds,Two Vacuum calibration tank,Double haul off,Double cutter and Double stacker 2.AC motor,ABB frequency speed governor, Japanese RKC ... of fees and do not charge service fees.Extruder for Double pipe producing: ModelSJZ-45SJZ-51SJZ-55SJZ-65SJZ-80ISJZ-80IISJZ- ... 1 set 3 Double tractor 1 set 4 Double cutter 1 set 5 Double turn-over stacker 1 setOperating system: AC motor, ABB frequency ...