Changzhou Longchuang Insulating Material Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 10000pcs / day |
| Delivery Time | 1-7 days |
| Packaging Details | Bag |
| Flame-retardant | Yes |
| Provide sealing protection and strain | 1-core cable |
| Origin | CN(Origin) |
| Logo | Custom Can Do |
| Material | Cross Linked Polyolefin |
| Lead Time | 3-7Days |
| Insulator Type | Heat Shrink Tubing |
| UV Resistant | Yes |
| Brand Name | WOER |
| Model Number | WDWT |
| Certification | ISO9001 |
| Place of Origin | JIANGSU, CHINA |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10000pcs / day |
| Delivery Time | 1-7 days | Packaging Details | Bag |
| Flame-retardant | Yes | Provide sealing protection and strain | 1-core cable |
| Origin | CN(Origin) | Logo | Custom Can Do |
| Material | Cross Linked Polyolefin | Lead Time | 3-7Days |
| Insulator Type | Heat Shrink Tubing | UV Resistant | Yes |
| Brand Name | WOER | Model Number | WDWT |
| Certification | ISO9001 | Place of Origin | JIANGSU, CHINA |
| High Light | Insulation Dual Layer Tube 42KV ，42KV Heat Shrink Tube ，Semi conductive Heat Shrink Tube | ||
Heat Shrink Semi-conductive/Insulation Dual Layer Tube For MV Cable Joints Up to 42KV
Suitable for applications in medium voltage cable joints up to 42 kV
• The red inner layer is made of insulation material to provide good insulation
• The black outer layer is made of semi-conductive material to provide electrical shielding
• 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/mm | Standard Length/mm | |||
| As supplied(Min) | After Recovered(Max) | Total(±0.3) | Red layer(±0.2) | Black layer(±0.1) | ||
| WDWT-30/12 | 30 | 12 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-35/13 | 35 | 13 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-45/16 | 45 | 16 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-50/16 | 50 | 16 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-55/20 | 55 | 20 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-60/20 | 60 | 20 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-65/26 | 65 | 26 | 5.8 | 5 | 0.8 | 300-1000 |
| WDWT-85/29 | 85 | 29 | 7.3 | 6.5 | 0.8 | 300-1000 |
| WDWT-90/29 | 90 | 29 | 7.3 | 6.5 | 0.8 | 300-1000 |
| WDWT-100/37 | 100 | 37 | 7.3 | 6.5 | 0.8 | 300-1000 |
| WDWT-120/45 | 120 | 45 | 7.3 | 6.5 | 0.8 | 300-1000 |
Technical Data:
Inner Insulation Layer(Red)
| Property | Test Method | Standard Value |
| Tensile Strength | ASTM-D-638 | ≥12MPa |
| Elongation at Break | ACTM-D-638 | ≥400% |
| Tensile Strength after Aging | ASTM-D-638 | ≥10MPa(130℃,168 hrs) |
| Elongation at Break after Aging | ASTM-D-638 | ≥320%(130℃,168 hrs) |
| Dielectric Strength | IEC 60243 | ≥25kV/mm |
| Longitudinal Shrinkage | ASTM-D-2671 | ≤10% |
| Volume Resistivity | EC 60093 | ≥1×10^14Ω·cm |
| Eccentricity | ASTM-D-2671 | ≤30% |
| Water Absorption | ISO 62 | ≤0.5% |
Outer Semi-conductive Layer(Black)
| Property | Test Method | Standard Value |
| Tensile Strength | ASTM-D-638 | ≥10MPa |
| Elongation at Break | ACTM-D-638 | ≥300% |
| Tensile Strength after Aging | ASTM-D-638 | ≥8MPa(130℃,168 hrs) |
| Elongation at Break after Aging | ASTM-D-638 | ≥240%(130℃,168 hrs) |
| Longitudinal Shrinkage | ASTM-D-2671 | ≤10% |
| Volume Resistivity | EC 60093 | ≥1×10^14Ω·cm |
| Eccentricity | ASTM-D-2671 | ≤30% |
| Water Absorption | ISO 62 | ≤0.5% |
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.
Company Details
Business Type:
Manufacturer,Exporter,Seller,Other
Year Established:
2010
Total Annual:
300000-1000000
Employee Number:
80~100
Ecer Certification：
Verified Supplier
Changzhou Longchuang Insulating Material Co., Ltd. was established in the beautiful and fertile center of the long delta——Changzhou, where the human geography condition is advantageous. Products of the company includes heat-shrinkable bus bar tubing, cold and heat shrinkable cable access... Changzhou Longchuang Insulating Material Co., Ltd. was established in the beautiful and fertile center of the long delta——Changzhou, where the human geography condition is advantageous. Products of the company includes heat-shrinkable bus bar tubing, cold and heat shrinkable cable access...
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