After many years of practical use of lining plastic pipe, directly affect the service life and stable performance, high-quality materials and advanced manufacturing technology is the quality assurance of lining plastic pipe products; details:
1. Production of lining plastic pipe:
1. Sand the surface of carbon steel pipe first;
2. Then heat the carbon steel pipe between 300-370 degrees;
3. The inner wall of the steel pipe coated with high-performance polyethylene plastic;
4. Put the coated pipe on the three-dimensional rotating table and roll it for molding;
