| Customization: | Available |
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| Certification: | RoHS, ISO |
| Color: | Black |
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Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Product Name: Cross-Linked Modified Polyolefin
Company: Shanghai Wellco International Limited
This product is specifically designed for electrical splices, cable terminations, and joints. Its high-shrink ratio of 6:1 allows for easy application over irregular shapes and large connectors.
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Property
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Test Method
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Typical Data
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Tensile strength
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ASTM D 2671
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≥14MPa
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Tensile strength after aging(158°C/168 hrs.)
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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.)
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ASTM D 2671
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≥300%
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Longitudinal shrinkage
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UL 224
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0 to -10%
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Density
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ASTM D 792
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1.05g/cm3
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Dielectric strength
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IEC 243
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≥20 kV/mm
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Volume resistance
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IEC 93
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≥10 14 Ω.cm
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Eccentricity
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ASTM D 2671
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<30%
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Copper stability
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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
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ISO 62 (23°C/14 days)
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<0,15%
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Thermoplastic adhesive for MTA
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||
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Water absorption
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ISO 62
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<0.2%
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Softening point
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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
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ASTM D 2671
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Non-corrosive
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Resistance to fungus and decay
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ISO 846
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Pass
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Size
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as supplied
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after recovery
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Standard length
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|
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Min. inside Diameter
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Max. inside Diameter
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Min.Wall thickness
|
||
|
19/3.2
|
9
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3.2
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3.2
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1.22m/pcs
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|
33/5.5
|
33
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5.5
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3.4
|
1.22m/pcs
|
|
44.4/7.4
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44.4
|
7.4
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3.6
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1.22m/pcs
|
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50.8/8.3
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50.8
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8.3
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4.8
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1.22m/pcs
|
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69.8/11.7
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69.8
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11.7
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4.8
|
1.22m/pcs
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88.9/17.1
|
88.9
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17.1
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4.8
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1.22m/pcs
|
|
119.4/22.9
|
119.4
|
22.9
|
4.8
|
1.22m/pcs
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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, 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 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 based in Shanghai, China. Since 2017, we have been dedicated to producing and selling high-quality heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. With over 20 years of experience in insulation materials, our founder leads a team of 5-10 professionals.
We prioritize quality assurance throughout our production process. We always provide a pre-production sample before mass production, ensuring that our products meet your specifications. Additionally, a final inspection is conducted before shipment to guarantee the highest standards.
Our product range includes:
When it comes to purchasing insulation materials, there are several reasons to choose Shanghai Wellco International Limited:
We offer a range of services to meet your needs:
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