Production process of Huashida spray winding pre-insulated pipe production line
Huashida is an innovative enterprise. By introducing and absorbing foreign advanced technology and adopting spray winding mode to make pre-insulated pipe. Huashida realizes the one-time forming of steel pipe rust removal, anti-corrosion and thermal insulation in production. Its remarkable feature is that through the use of multi-layer anti-corrosion and thermal insulation technology, the anti-corrosion layer, thermal insulation layer, bonding layer On the basis of one-time forming, the four-layer structure of the protective layer is more firm and reliable. At present, the company's various spraying, winding and plastic extrusion mechanical equipment technology has reached the domestic leading and international advanced level.