Unit features : The unit can opt for different hosts in accordance with different materials processing. Using Slender Screw and screw guns the PE mainframe has good plastics quality and high output. The PVC mainframe use Conical Double-Screw Extruder to improve mixing effect and high-pressure extruder. The double-wall corrugated pipe nose with special design is wide adaptation and wall uniform. After optimal design the Bellows forming machine has high speed and stable shape. The cutting machine which is specially designed for bellows has high cutting accuracy without injury peaks. Main Technical Parameter Units models SBWPE-160 SBWPVC-160 Extruder models SJ-65/30 SJZS-60/125 Adaptability 16-110mm 50-160mm Production speed 2-10m/min 1-8m/min Output 120Kg/h 150Kg/h Units total power 55KW 60KW