Our high-performance PE Heat Shrinkable Sleeve is professional pipeline anti-corrosion material exclusively developed for steel pipe field joint coating, widely recognized as standard 3LPE field joint repair coating for buried pipelines.
This pipe joint heat shrink sleeve adopts premium two-layer composite construction: radiation cross-linked polyethylene backing matched with high-adhesion special hot melt adhesive. For complete long-term underground anti-corrosion protection, the PE heat shrink sleeve must be constructed with supporting non-solvent two-component epoxy primer to form an integrated seamless anti-corrosion system equal to factory 3LPE pipe coating standard.
This cross-linked PE heat shrink sleeve is specially designed for pipeline girth weld connection, field joint coating, pipe wrapping, anti-corrosion protection of all types of pipe joints and damaged pipe repair.
Features of heat shrinkable sleeve manufactured by HUASHIDA:
| NO | Test Item | Unit | Performance | Test Result | Test Method |
|---|---|---|---|---|---|
| Back Material | |||||
| 1 | Tensile Strength | MPa | ≥17 | 19.47 | ASTM D638 |
| 2 | Elongation | % | ≥400 | 626 | ASTM D638 |
| 3 | Vicat Softening Point | ºC | ≥90 | 92 | ASTM D1525 |
| 4 | Brittleness Temperature | ºC | <-65 | <-65 | ASTM D2671C |
| 5 | Dielectric Strength | MV/m | ≥25 | 33.13 | ASTM D149 |
| 6 | Volume Resistivity | Ω.m | ≥1*10¹³ | 1.1*10¹³ | ASTM D257 |
| 7 | Environment Stress Crack | h | ≥1000 | >1000 | GB/T1842 |
| Adhesive | |||||
| 1 | Softening Point | ºC | ≥90 | 90.1 | ASTM E28 |
| 2 | Brittleness Temperature | ºC | <-15 | <-15 | ASTM D2671C |
| 3 | Lap Shear | MPa | ≥1.0 | 1.5 | ASTM D1002 |
We supply three configurable styles of pipe joint heat shrink sleeve to match different pipeline construction demands:
Qingdao Huashida Machinery Co., LTD is a professional manufacturer with 21 years of experience specializing in plastic pipe extrusion machinery, municipal pipeline equipment, pipe thermal insulation & anti-corrosion production lines, and complete pipeline joint anti-corrosion materials including PE heat shrink sleeves.
We have successfully collaborated with over 400 international customers, exporting our products to countries such as Kazakhstan, Uzbekistan, Iran, Turkey, Russia, Nigeria, and many others.
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