| Customization: | Available |
|---|---|
| Flexibility: | Flexible |
| Maximum Voltage: | <10KV |
|
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|
Property
|
Requirement
|
Test method
|
Typical data
|
|
Longitudinal shrinkage
|
≤10%
|
ASTM D 2671
|
≤5%
|
|
Tensile strength
|
≥8.2MPa
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation at break
|
≥250%
|
ASTM D 2671
|
≥400%
|
|
Elongation after ageing
(250ºC,168hrs)
|
≥200%
|
ASTM D 2671
|
≥300%
|
|
Heat shock(300ºC,4hrs)
|
No crack
|
ASTM D 2671
|
No crack
|
|
Low-temperature
flexibility(-55ºC,4hrs)
|
No crack
|
ASTM D 2671
|
No crack
|
|
Dielectric voltage
withstand
|
2500V,60sec, no
breakdown
|
ASTM D 2671
|
pass
|
|
Dielectric strength
|
7.9 KV/mm min.
|
ASTM D 2671
|
≥12 KV/mm
|
|
Volume resistivity
|
109Ω·cm min.
|
ASTM D 876
|
≥109Ω·cm
|
|
Corrosion
|
No corrosion
|
ASTM D 2671
|
pass
|
|
Flammability
|
Self-extinguishing within 15s
|
ASTM D 2671
|
pass
|
|
Fluids resistance (23ºC ,24hrs)
|
|||
|
Tensile strength
|
8.2MPa min.
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation at break
|
250% min.
|
ASTM D 2671
|
≥400%
|
|
Size
|
As supplied(mm)
|
After recovered (mm)
|
|
|
Inch
|
mm
|
diameter(Min)
|
diameter(max.)
|
|
3/32
|
Φ2.4
|
2.4
|
1.2
|
|
1/8
|
Φ3.2
|
3.2
|
1.6
|
|
3/16
|
Φ4.8
|
4.8
|
2.4
|
|
1/4
|
Φ6.4
|
6.4
|
3.2
|
|
3/8
|
Φ9.5
|
9.5
|
4.8
|
|
1/2
|
Φ12.7
|
12.7
|
6.4
|
|
3/4
|
Φ19.1
|
19.1
|
9.5
|
|
1
|
Φ25.4
|
25.4
|
12.7
|
|
1 1/2
|
Φ38.1
|
38.1
|
19.1
|
|
2
|
Φ50.8
|
50.8
|
25.4
|
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, PTFE, and more. 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 or 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 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 serving customers since 2017. Our office consists of a dedicated team of 5-10 people.
We prioritize quality assurance throughout our production process. We always provide a pre-production sample before mass production and conduct a final inspection before shipment to ensure that our products meet the highest standards.
At Shanghai Wellco International Limited, we offer a range of high-quality products including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes.
There are several reasons why you should choose us as your supplier. Firstly, we have extensive experience in the insulation industry, with our founder having over 20 years of experience. Secondly, we are committed to delivering exceptional products that meet your specific requirements. Lastly, we provide excellent customer service and support throughout the buying process.
We offer a wide range of services to cater to your needs. We accept various delivery terms, including FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. You can make payments in USD, EUR, or CNY through payment methods such as T/T, L/C, MoneyGram, PayPal, or Western Union. Our team is fluent in English, Chinese, and Japanese, ensuring effective communication.
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