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Aug 05 2025
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Manufactured from cross linked polyolefin.
Used in MV cable joints to provide electrical insulation up to 42 kV.
Shrink temperature: start at 90℃, and fully recovered at 130℃.
Color: red.
Selection Table
| Spec. | As Supplied/mm | After Recovered/mm | Standard Length /mm | ||
| Inner Diameter Min | Wall Thickness (±20%) | Inner Diameter Max | Wall Thickness (±10%) | ||
| WRSHJG-30/12 | 30 | 1.6 | 12 | 3.6 | 500-850 |
| WRSHJG-35/14 | 35 | 1.7 | 14 | 3.7 | 500-850 |
| WRSHJG-40/17 | 40 | 1.7 | 17 | 3.7 | 500-850 |
| WRSHJG-45/18 | 45 | 1.6 | 18 | 3.7 | 500-850 |
| WRSHJG-50/22 | 50 | 1.7 | 22 | 3.7 | 500-850 |
| WRSHJG-55/25 | 55 | 1.7 | 25 | 3.7 | 500-850 |
| WRSHJG-55/22 | 55 | 2.6 | 22 | 5.5 | 500-850 |
| WRSHJG-60/25 | 60 | 2.6 | 25 | 5.5 | 500-850 |
| WRSHJG-65/26 | 65 | 2.4 | 26 | 5.5 | 500-850 |
| WRSHJG-70/29 | 70 | 2.6 | 29 | 5.5 | 500-850 |
| WRSHJG-80/35 | 80 | 2.7 | 35 | 5.5 | 500-850 |
| WRSHJG-85/38 | 85 | 2.7 | 38 | 5.5 | 500-850 |
| WRSHJG-90/39 | 90 | 2.5 | 39 | 5.5 | 500-850 |
| WRSHJG-100/42 | 100 | 2.4 | 42 | 5.5 | 500-850 |
Technical Data
| Property | Test Method | Standard Value |
| Tensile Strength | ASTM-D-638 | ≥ 10MPa |
| Elongation at Break | ASTM-D-638 | ≥ 350% |
| Tensile Strength Variation After Heat Aging （130℃x168h） | ASTM-D-5510 | ≤± 20% |
| Elongation at Break Variation After Heat Aging （130℃x168h） | ASTM-D-5510 | ≤± 20% |
| Volume Resistivity | IEC 60093 | ≥1x1014Ω.cm |
| Dielectric Strength | IEC 60243 | ≥20kV/mm |
| Dielectric Constant | IEC 60250 | ≤4 |
| Brittle Temperature | ISO 974 | -40℃ |
| Hardness（Shore A） | ISO 868 | ≥80 |
| Heat Shock | 160℃, 4h | No Crack |
| Longitudinal Shrinkage | ASTM-D-2671 | ≤10% |
| Eccentricity | ASTM-D-2671 | ≤30% |
