Spiral Wound Pipe Repair Machine/Factory test

Spiral winding pipe rehabilitation technology, the advantages of this process are the overall lining without joints, good ring stiffness, corrosion resistance, long life, and can be constructed with water. It is a completely non-excavation technique specifically designed for the renewal and rehabilitation of gravity drains such as sewers and storm drains. We are a plastic machinery manufacturer. If you need,please contact me. WhatsApp： 86 18765284654 Email：jdsuji20@ Website：