production process for corrugated pipe (corrugated pipe machine working process)

production process for corrugated pipe (corrugated pipe machine working process)

production process for corrugated pipe (corrugated pipe machine working process)
production process for corrugated pipe (corrugated pipe machine working process)
1. prepare the raw material 
PP/PVC/PP/EVA/PA granule 
PVC powder

2. if is pvc powder, it need mixing machine to mix all material together 

3. single/double screw extruder machine--die--mould--forming machine--automatic colier
single/double screw extruder machine--die--mould--forming machine--automatic shrink and cutting