Radiation cross-linked polyethylene covering film, is a special polyethylene coating for steel pipeline design and manufacture of Mending Mending repair patch. It is made of radiation cross-linked polyethylene substrate and special seals hot melt adhesive composite. Mending piece in the construction of heating, the hot melt adhesive melts deep, covering film and Mending site close bond with the original protective layer of polyethylene pipe is formed integrally attached evenly coated on the surface of the pipe, the pipe with the original formation of the outer coating close preservative system Features: Mending piece is too small for the pipeline coating wound repair, and its main features are the following: a strong bond, sealing well. ??????? 2, chemical resistant and mold erosion and corrosion resistance. ?????? 3, to provide effective long-term protection of steel pipes. Common Specifications Model sheet (Unit: mm) Specifications Product Specifications Product HHWS 200 × 200-1.2 / 0.8 HHWS 250 × 250-1.2 / 0.8 HHWS 200 × 250-1.2 / 0.8 HHWS 300 × 300-1.2 / 0.8 NOTE: Mending repair pieces available according to customer specifications can also be supplied in rolls. Common Specifications Model rolls (unit: mm) Specifications Product Specifications Product HHWS 100-1.2 / 0.8 HHWS 150-1.2 / 0.8 HHWS 200-1.2 / 0.8 HHWS 300-1.2 / 0.8 Roll length: 20 m or 30 m roll