drum blowing machine 220L, 250L in round and 50L,25L 15L material ... tactile screen c) Double-ring design in the die-head d) Transducer system adopted in extruding system enables infinite ... ) Various models: single-translation, double-translation, single die-head, double die-head, single-layer, double-layer, double-color, visible transparent ... : PE, PP, PA, PVC, HDPE, PETG plastic drum blowing machine