Spiral type double wall corrugated pipe machine consist of : single screw extruder ,profile mould, vacuum calibration tank, cooling tank, haul-off machine, forming machine, cutting machine, stacker.

This machine produced pipe that has similar appearance with double wall corrugated pipe. Adopting spiral forming technology, forming the big diameter sewage pipe . New design can produce double layer and single layer. Inner layer can be yellow color or blue color.


Machine model: 1200 Model, 2000 model, 3000 model;

Ring stiffness: SN4 and SN8


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