| 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 
Shanghai Wellco International Limited presents the perfect solution for electrical splices, cable terminations, and joints with our Cross-linked modified polyolefin material. Designed with the needs of electrical applications in mind, this product offers exceptional performance and reliability.
With its high-shrink-ratio, our Cross-linked modified polyolefin material can accommodate irregular shapes and large connectors, making it versatile and adaptable to different applications.
Choose Shanghai Wellco International Limited for a reliable and efficient solution for all your electrical splicing, cable termination, and joint needs. Trust in our quality products to deliver exceptional performance and durability.
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Property
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Test Method
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Typical Data
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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
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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
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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
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<30%
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Copper stability
|
ASTM D 2671
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Pass
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Resistance to stress cracking
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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%
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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
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85°C
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Peel strength (PE)
|
DIN 30672
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4N/cm
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Copper stability
|
ASTM D 2671
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Non-corrosive
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Resistance to fungus and decay
|
ISO 846
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Pass
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Size
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As Supplied (mm)
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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
|
1.22
|
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9/3
|
9
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3
|
1.7
|
1.22
|
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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
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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 in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials, Shanghai Wellco International Limited is a professional team dedicated to providing high-quality products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wire and cable.
Our company boasts a strong technical force with 20 years of experience and advanced production equipment. We specialize in supplying heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. These products find extensive applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries. They offer exceptional insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature resistance.
All our products have undergone rigorous testing and have obtained UL certification, RoHS compliance, and REACH compliance, ensuring their safety and reliability.
In addition to our standard product range, we also offer customization options to meet specific customer requirements. We adhere to ISO9001 and IATF16949 quality management system standards during production to guarantee the stability and reliability of our products.
Suppliers with verified business licenses
Audited Supplier 
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