| Customization: | Available |
|---|---|
| Application: | Insulators, Designed for The Special Auto Bundling Wires |
| Color: | Clear |
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| Material | Outer layer: Clear Cross-linked modified polyolefin Inner layer: Modified hot melt adhesive |
|---|---|
| Shrink Ratio | 4:1 |
| Continuous Use Temperature | -40ºC to 125ºC |
| Shrinkage Temperature | 100ºC to 150ºC |
This product, designed by Shanghai Wellco International Limited, is specifically tailored to meet the requirements of automobile wire harnesses. It offers excellent leakproofness, oil resistance, and insulativity, while also conforming to the environmental standards of RoHS. With its outstanding mechanical properties, it has become widely used in the production of various automobile wire harnesses.
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Item
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Test Method
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Indicator
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Longitudinal length change rate
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UL224
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-10%~0
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Tensile Strength
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ASTM D2671
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≥10.4MPa
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Breaking Elongation
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ASTM D2671
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≥200%
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Aging Test Of Hot Air
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158.0ºC±1.0ºC/168h
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-
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Tensile Strength After Aging
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ASTM D2671
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≥7.3MPa
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Elongation At Break After Aging
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ASTM D2671
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≥100%
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Volume Resistivity
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ASTM D876
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≥1.0x1013Ω· cm
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Withstanding Voltage
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ASTM D2671
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2500V,60s,Without breakdown
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Water Absorption
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ASTM D570
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≤0.5%
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Thermal shock (applicable to outer layer only)
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-
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225ºC,4h,No breakage, no dripping
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Low-temperature resistance (applicable to outer layer only)
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ASTM D2671
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No breakage
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Solvent Resistance (diesel lubricating oil)
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-
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23ºC,24h,Excellent
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Specification
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Dimension Before Shrinkage(mm)
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Dimension After Full Contraction (mm)
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Minimum Inner Diameter
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Minimum Inner Diameter
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Total Wall Thickness
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5.7
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5.7
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1.27
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1.50±0.30
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8.0
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8.0
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1.65
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2.10±0.30
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10.8
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10.8
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2.40
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2.50±0.50
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17.78
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17.78
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4.45
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2.70±0.50
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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 strong technical force 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, FEP, and PTFE. Our 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 offer customization and development of 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 and ensure it through various measures:
At Shanghai Wellco International Limited, we offer a range of high-quality products:
There are several reasons why you should buy from us:
We offer a range of services to meet your needs:
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