| Customization: | Available |
|---|---|
| Certification: | RoHS, ISO |
| Color: | Black |
|
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Property
|
Requirement
|
Test method
|
Typical data
|
|
Longitudinal shrinkage
|
≤10%
|
ASTM D 2671
|
≤5%
|
|
Tensile strength
|
≥11.7MPa
|
ASTM D 2671
|
≥13 MPa
|
|
Elongation at break
|
≥200%
|
ASTM D 2671
|
≥400%
|
|
Tensile strength after ageing(150ºC,168hrs)
|
≥10.3MPa
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation after ageing (150ºC,168hrs)
|
≥200%
|
ASTM D 2671
|
≥300%
|
|
Heat shock(200ºC,4hrs)
|
No crack
|
ASTM D 2671
|
No crack
|
|
Low-temperature flexibility
(-65ºC,4hrs)
|
No crack
|
ASTM D 2671
|
No crack
|
|
Dielectric voltage withstand
|
2500V,60sec, no
breakdown
|
ASTM D 2671
|
No breakdown
|
|
Dielectric strength
|
11.9 KV/mm min.
|
ASTM D 2671
|
≥16KV/mm
|
|
Volume resistivity
|
109Ω·cm min.
|
ASTM D 876
|
≥1010cm
|
|
Copper corrosion
|
No corrosion
|
ASTM D 2671
|
No corrosion
|
|
Flammability
|
Self-extinguishing
within one minute
|
ASTM D 2671
|
pass
|
|
Fluids resistance (23° C, 24hrs)
|
|||
|
Tensile strength
|
10.3MPa min.
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation at break
|
200% min.
|
ASTM D 2671
|
≥300%
|
|
Dielectric strength
|
7.9 KV/mm min.
|
ASTM D 2671
|
≥12KV/mm
|
|
Size
|
As supplied(mm)
|
After recovered (mm)
|
||
|
Inch
|
mm
|
ID(Min)
|
ID(max.)
|
Wall thicknes
|
|
3/32
|
Φ2.4
|
2.4
|
1.2
|
0.51±0.08
|
|
1/8
|
Φ3.2
|
3.2
|
1.6
|
0.76±0.15
|
|
3/16
|
Φ4.8
|
4.8
|
2.4
|
0.84±0.15
|
|
1/4
|
Φ6.4
|
6.4
|
3.2
|
0.89±0.15
|
|
3/8
|
Φ9.5
|
9.5
|
4.8
|
1.02±0.20
|
|
1/2
|
Φ12.7
|
12.7
|
6.4
|
1.22±0.20
|
|
3/4
|
Φ19.1
|
19.1
|
9.5
|
1.45±0.28
|
|
1
|
Φ25.4
|
25.4
|
12.7
|
1.78±0.28
|
|
1 1/2
|
Φ38.1
|
38.1
|
19.1
|
2.41±0.41
|
|
2
|
Φ50.8
|
50.8
|
25.4
|
2.79±0.41
|
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 shielding, and mechanical protection for wires and cables.
With a strong technical force and 20 years of experience, our company utilizes advanced production equipment to supply high-quality heat shrink tubes and insulation tubes made from materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our products are widely used in various industries, including electronic communication, automobile, high-speed rail, electric motor, aviation, and medical fields. They provide excellent insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.
We take pride in our products' quality and have obtained UL certification, RoHS compliance, and REACH compliance. We also offer customization options and can develop 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 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 the insulation industry, we are committed to providing high-quality products to our customers.
At Shanghai Wellco International Limited, we offer a wide range of products including:
We take quality seriously and ensure that every product meets our high standards. We conduct a pre-production sample before mass production and a final inspection before shipment to guarantee the quality of our products.
When it comes to purchasing heat shrink tubes and insulation materials, there are several reasons why you should choose Shanghai Wellco International Limited:
We offer a range of services to meet our customers' needs:
If you have any inquiries or would like to learn more about our products and services, please feel free to contact us. We look forward to serving you!
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