| Certification: | RoHS, ISO |
|---|---|
| Color: | Red |
| Usage: | Optical Cable, Electric Wire |
| Samples: |
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
|
|---|---|
| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 
|
Property
|
Requirement
|
Test method
|
|
Longitudinal shrinkage
|
≤10%
|
ASTM D 2671
|
|
Tensile strength
|
11MPa min.
|
ASTM D 638
|
|
Elongation at break
|
400% min.
|
ASTM D 638
|
|
Tensile strength after ageing (120ºC,168hrs)
|
≥10 Mpa
|
ASTM D 638
|
|
200% min.
|
ASTM D 638
|
|
|
Dielectric strength
|
19kV/mm min
|
ASTM D 2671
|
|
Volume resistivity
|
1013Ω·cm min.
|
ASTM D 876
|
|
Tracking resistant
|
3.75KV 1Hr
|
ASTM D2303
|
|
low temperature flexibility -40ºC/4hrs
|
No cracking
|
ASTM D 2671
|
|
Type
|
Size |
As supply
(min.)ID (mm)
|
After shrinked
|
Package
(m/roll)
|
|
|
(max.)ID
|
Wall thickness
|
||||
|
AAT
|
30/10
|
30.0
|
10.0
|
2.6
|
1m
|
|
40/12
|
40.0
|
12.0
|
2.6
|
1m
|
|
|
45/16
|
45.0
|
18.0
|
2.6
|
1m
|
|
|
50/20
|
50.0
|
20.0
|
2.6
|
1m
|
|
|
50/20
|
50.0
|
20.0
|
3.3
|
1m
|
|
|
60/22
|
60.0
|
22.0
|
3.3
|
1m
|
|
|
70/25
|
70.0
|
25.0
|
3.3
|
1m
|
|
|
Other sizes are available upon request.
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With 18 years of experience, Shanghai Wellco International Limited is a professional team specializing in the research and development, production, and sales of special heat shrink tubes and other radiation crosslinking materials. Our focus is on providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wires and cables.
Our company boasts a strong technical force with 20 years of experience and advanced production equipment. We offer a variety of heat shrink tubes and insulation tubes made from materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, and PTFE. These products find extensive applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries. They provide insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection. Our products have obtained UL certification, RoHS compliance, and REACH compliance.
In addition to our standard product range, we also specialize in producing customized products and developing products with special requirements based on customer needs. Our production processes adhere to the ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of our product quality.
Shanghai Wellco International Limited is a professional manufacturer of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, we are based in Shanghai, China and have been in operation since 2017. Our office consists of a team of 5-10 dedicated individuals.
We prioritize quality and ensure it through the following measures:
At Shanghai Wellco International Limited, we offer a range of high-quality products, including:
When it comes to purchasing insulation materials, here's why you should choose us:
We offer the following services:
Suppliers with verified business licenses
Audited Supplier 
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