| Certification: | RoHS, ISO |
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| Color: | Black, Red, Clear, Yellow, Blue |
| 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: |
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| 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 
Our Cross-Linked Modified Polyolefin is a high-quality material designed specifically for electrical splices, cable terminations, and joints. Its medium wall construction ensures excellent electrical and mechanical performance, making it a reliable choice for various applications.
Key Features:
With its high-shrink-ratio, our Cross-Linked Modified Polyolefin can easily accommodate irregular shapes and large connectors, providing a versatile solution for your electrical needs. Its exceptional insulation properties ensure reliable performance, while its resistance to abrasion and impact guarantees long-lasting durability.
Trust Shanghai Wellco International Limited for all your electrical material requirements. Choose our Cross-Linked Modified Polyolefin for superior quality and performance.
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Property
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Test Method
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Typical Data
|
|
Tensile strength
|
ASTM D 2671
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≥14MPa
|
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Tensile strength after aging(158°C/168 hrs.)
|
ASTM D 2671
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≥12 MPa
|
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Elongation at break
|
ASTM D 2671
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≥400%
|
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Elongation at break after aging(158°C/168 hrs.)
|
ASTM D 2671
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≥300%
|
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Longitudinal shrinkage
|
UL 224
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0 to -10%
|
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Density
|
ASTM D 792
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1.05g/cm3
|
|
Dielectric strength
|
IEC 243
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≥20 kV/mm
|
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Volume resistance
|
IEC 93
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≥10 14 Ω.cm
|
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Eccentricity
|
ASTM D 2671
|
<30%
|
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Copper stability
|
ASTM D 2671
|
Pass
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Resistance to stress cracking
|
ASTM D 1693 (50°C)
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No Cracking
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Water absorption
|
ISO 62 (23°C/14 days)
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<0,15%
|
|
Thermoplastic adhesive for MTA
|
||
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Water absorption
|
ISO 62
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<0.2%
|
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Softening point
|
ASTM D E28
|
85°C
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Peel strength (PE)
|
DIN 30672
|
4N/cm
|
|
Copper stability
|
ASTM D 2671
|
Non-corrosive
|
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Resistance to fungus and decay
|
ISO 846
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Pass
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Size
|
As Supplied (mm)
|
After Recovery (mm)
|
Standard length
m
|
|
|
Inside Diameter
Min. (D)
|
Inside Diameter
Max. (d)
|
Wall Thickness
Nominal. (t)
|
||
|
8/2
|
8
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2
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1.7
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1.22
|
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9/3
|
9
|
3
|
1.7
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1.22
|
|
12/4
|
12
|
4
|
2
|
1.22
|
|
16/5
|
16
|
5
|
2.2
|
1.22
|
|
19/6
|
19
|
6
|
2.5
|
1.22
|
|
22/6
|
22
|
6
|
2.5
|
1.22
|
|
25/8
|
25
|
8
|
2.5
|
1.22
|
|
28/6
|
28
|
6
|
2.5
|
1.22
|
|
33/8
|
33
|
8
|
2.5
|
1.22
|
|
35/12
|
35
|
12
|
2.5
|
1.22
|
|
40/12
|
40
|
12
|
2.5
|
1.22
|
|
45/13
|
45
|
13
|
2.5
|
1.22
|
|
55/16
|
55
|
16
|
2.7
|
1.22
|
|
65/19
|
65
|
19
|
2.8
|
1.22
|
|
75/22
|
75
|
22
|
3
|
1.22
|
|
85/25
|
85
|
25
|
3
|
1.22
|
|
95/25
|
95
|
25
|
3
|
1.22
|
|
115/34
|
115
|
34
|
3
|
1.22
|
|
130/36
|
130
|
36
|
3
|
1.22
|
|
140/42
|
140
|
42
|
3
|
1.22
|
|
160/50
|
160
|
50
|
3
|
1.22
|
|
175/58
|
175
|
58
|
3
|
1.22
|
|
200/65
|
200
|
65
|
3
|
1.22
|
|
230/75
|
230
|
75
|
3
|
1.22
|
|
260/85
|
260
|
85
|
3
|
1.22
|
|
300/85
|
300
|
85
|
3
|
1.22
|
|
350/100
|
350
|
100
|
3
|
1.22
|
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, 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 according to 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 serving customers since 2017. Our office consists of a dedicated team of 5-10 people.
We prioritize quality and ensure it through various measures:
At Shanghai Wellco International Limited, we offer a range of high-quality products including:
There are several reasons why you should choose us over other suppliers:
We offer a range of services to meet your needs:
Suppliers with verified business licenses
Audited Supplier 
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