Changzhou Longchuang Insulating Material Co., Ltd.
Quality as the fundamental, service first
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Heat Shrink Insulation Dual Tube For MV Cable Joints Up to 42KV
Manufactured from cross linked polyolefin. Used in MV cable joints to provide electrical insulation up to 42 kV
Features:
• Manufactured from cross linked polyolefin
• Suitable for applications in medium voltage cable joints up to 42 kV
• Shrink temperature: start at 90°C, and fully recovered at 130°C.
Selection Table:
| Product No | Inner Diameter/mm | After Recovered Wall Thickness(±0.3)/mm | Standard Length/mm | |
| As supplied(Min) | After Recovered(Max) | |||
| WRSHJG-30/12 | 30 | 12 | 3.6 | 500-850 |
| WRSHJG-35/14 | 35 | 14 | 3.8 | 500-850 |
| WRSHJG-40/17 | 40 | 17 | 3.8 | 500-850 |
| WRSHJG-45/17 | 45 | 17 | 3.8 | 500-850 |
| WRSHJG-50/22 | 50 | 22 | 3.8 | 500-850 |
| WRSHJG-55/25 | 55 | 25 | 3.8 | 500-850 |
| WRSHJG-55/22 | 55 | 22 | 5.8 | 500-850 |
| WRSHJG-60/25 | 60 | 25 | 5.8 | 500-850 |
| WRSHJG-65/25 | 65 | 25 | 5.8 | 500-850 |
| WRSHJG-70/29 | 70 | 29 | 5.8 | 500-850 |
| WRSHJG-80/35 | 80 | 35 | 5.8 | 500-850 |
| WRSHJG-85/38 | 85 | 38 | 5.8 | 500-850 |
| WRSHJG-100/38 | 100 | 38 | 5.8 | 500-850 |
| WRSHJG-120/41 | 120 | 41 | 5.8 | 500-850 |
Technical Data:
| Property | Test Method | Standard Value |
| Tensile Strength | ASTM-D-638 | ≥12MPa |
| Elongation at Break | ASTM-D-638 | ≥400% |
| Tensile Strength after Aging | ASTM-D-638 | ≥10MPa(130℃,168 hrs) |
| Elongation at Break after Aging | ASTM-D-638 | ≥250%(130℃,168 hrs) |
| Dielectric Strength | IEC 60243 | ≥25kV/mm |
| Volume Resistivity | ASTM-D-2303 | ≥1×10^14Ω·cm |
| Dielectric Constant | ASTM-D-150 | ≤3.0 |
| Longitudinal Shrinkage | ASTM-D-2671 | ≤10% |
| Eccentricity | ASTM-D-2671 | ≤30% |
| Water Absorption | ISO 62 | ≤0.5% |
| Copper Corrosion | ASTM-D-2671 | No corrosion (130℃,168 hrs) |
| Low Temperature Flexibility | ASTM-D-2671 | No cracking(-40℃.4 hrs |
Professional Production Quality is Reliable
Q1 . Which certifications or test reports do you have?
A : We have UL,ROHS and REACH.
Q2 . How to ship my order? Is it safe?
A : For small package, we will send it by Express,such as Fedex, UPS,TNT, DHL and so on.
For big packages, we will send them by Air or By sea or by Train. We will use good packing and ensure the safety. We will be responsible to any product damage caused on delivery.”
Q3 . What about your delivery time?
A : We have a lot of products in stock. We can send the stock products in 3 work days.
If without stock,or stock is not enough, we will check the delivery time with you.” (Usually is 3-7days).
Q4 . Can you provide samples? Are the samples free?
A : Yes. We can provide samples.
Usually for our standard products with stock, we can supply samples free for testing.
Q5 . Could I put my own logo on it?
A : Sure, of course, we are a professional manufacture and have over 10 years OEM experience.