| 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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Shanghai Wellco International Limited is a professional team with 18 years of experience in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials. We specialize in 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.
With a strong technical force and advanced production equipment, we offer heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, and PTFE. Our products find 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 passed UL certification, RoHS, and REACH.
We also specialize in producing customized products and developing products with special requirements based on customer needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of product quality.
Shanghai Wellco International Limited is a professional manufacturer based in Shanghai, China. Since 2017, we have been specializing in the production and sales of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in the insulation industry, our founder has established a reputation for delivering high-quality products.
We serve customers worldwide, with our main markets being North America (20.00%), South Asia (20.00%), Southeast Asia (15.00%), Western Europe (15.00%), South America (5.00%), Eastern Europe (5.00%), Mid East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%).
At Shanghai Wellco International Limited, we prioritize quality. We ensure the highest standards by conducting a pre-production sample before mass production and a final inspection before shipment.
Discover our range of high-quality products:
When it comes to purchasing insulation materials, there are several reasons why you should choose Shanghai Wellco International Limited:
We offer a range of services to meet your needs:
Suppliers with verified business licenses
Audited Supplier 
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