Patent Certificate NO：2010 2 0634590.0
Application:Suitable for three layers polyethylene (3PE),two layers polyethylene(2PE),fusion bonded epoxy(FBE),insulated pipe jacket and HDPE drainage etc.
Classification: Hybrid Insulation Material
Certification:SY/T4054-2003,GB/T23257-2009,EN12068,DIN30672,ASTM D1000
Type:Radiation Cross-Linked PE Heat Shrink Sleeve
Material: Plastic
Color:Black
Pipe Diameter:DN 300-2400mm
Steel pipe D.99-1219mm
Feature:
Back Material
Text item | Unit | Performance | Text Result | Text Method |
| Tensile Strength | MPa | ≥17 | 19.47 | ASTM D638 |
| Elongation | ％ | ≥400 | 626 | ASTM D638 |
| Vicat Softening Point | ℃ | ≥90 | 92 | ASTM D1525 |
| Brittleness temperature | ℃ | ＜-65 | <-65 | ASTM D2671C |
| Dielectric strength | MV/n | ≥25 | 33.13 | ASTMD149 |
| Volume Resistivity | Ω.m | ≥1*1013 | 1.1*1013 | ASTM D257 |
| Environment Stress Crack | h | ≥1000 | >1000 | GB/T1842 |
Chemicalresistance (7d) | 10％ Hcl | Tensile MPa strength | ≥85 | 104.9 | ASTM D638 |
| elongation ％ | ≥85 | 96.3 | ASTM D638 | ||
10％ NaAH | Tensile strength MPa | ≥85 | 102.1 | ASTM D638 | |
| elongation ％ | ≥85 | 95.6 | ASTM D638 | ||
10％ NaCl | Tensile strength MPa | ≥85 | 108.3 | ASTM D638 | |
| elongation ％ | ≥85 | 94.1 | ASTM D638 | ||
Tensile strength | Tensile strength MPa | ≥14 | 20.7 | ASTM D638 | |
| elongation ％ | ≥300 | 630 | ASTM D638 |
Adhesive
| Text Item | Unit | Performance | Text Result | Text Method |
| Oftening Point | ℃ | ≥90 | 90.1 | ASTM E28 |
| Brittleness Temperature | ℃ | <-15 | <-15 | ASTM D2671C |
| Lap Shear | MPa | ≥1.0 | 1.5 | ASTM D1002 |
Peel Strength 23 +/- 2℃ | Steel N/cm | ≥70 | 145.6 | ASTM D1000 |
| Primer N/cm | ≥70 | 205.9 | ASTM D1000 | |
| PE Layer N/cm | ≥70 | 190.0 | ASTM D1000 |
NON-SOLVENT Epoxy Primer
| Text Item | Unit | Performance | Text Result | Text Method |
| Shear of cured primer | MPa | ≥5.0 | 12 | SY/T0041 |
According to the actual production needs and market demand, heat shrinkable sleeve production line can produce heat shrinkable sleeve, sleeve type heat shrinkable sleeve, card type heat shrinkable sleeve and other products.
heat shrinkable sleeve production line first by advance LDPE basic film extrusion line Production of the required basic film, then The appropriate irradiation dose was chosen for the radiation cross linking treatment by the center of the heat shrinkable sleeve, The basic film has good fire resistance and strength.
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my email address :danny@qdhsd.com