Introduce the flexibility of plastic corrugated pipe in the production line of prestressed plastic corrugated pipe
Introduce the flexibility of plastic corrugated pipe in the production line of prestressed plastic corrugated pipe After the plastic corrugated pipe in the prestressed plastic corrugated pipe equipment is repeatedly bent five times according to the prescribed bending method, the special plug gauge can pass through the plastic corrugated pipe smoothly, and the flexibility of the plastic corrugat