WRSHJG
WRSHJG
Heat Shrink Insulation Tube
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.
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% |
Specification Table:
| Spec. | As Supplied/mm | After Recovered/mm |
Standar 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 |
