| Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate, Designed for The Auto Wire Harness |
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| Type: | Insulation Sleeve & Tube |
| Chemistry: | Organic Insulation |
| 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 The W-DW(WSB) Dual Wall for Wire Harness Splice Black is a high-quality product designed by Shanghai Wellco International Limited. It is specifically designed for use in automobile wire harnesses and offers excellent performance and durability.
Outer layer: 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
The W-DW(WSB) Dual Wall for Wire Harness Splice Black is designed to meet the specific requirements of automobile wire harnesses. It provides excellent leakproofness, oil resistance, and insulativity. Additionally, it complies with the environmental requirements of RoHS. Its outstanding mechanical properties make it suitable for use in various automobile wire harness production processes.
For more information about this product, please contact Shanghai Wellco International Limited.
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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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5.75
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5.75
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1.25
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1.45±0.30
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7.40
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7.40
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1.65
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1.55±0.30
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11.0
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11.0
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2.40
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2.35±0.30
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14.0
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14.0
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3.00
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2.30±0.30
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18.3
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18.3
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4.35
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2.35±0.30
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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 applications, 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 use 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. Rest assured, our products have passed UL certification, RoHS, and REACH standards.
At Shanghai Wellco International Limited, we also excel in producing customized products and developing solutions to meet specific customer requirements. Our production adheres 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 dedicated to providing high-quality products to our customers.
We are based in Shanghai, China and have been in operation since 2017. Our products are sold worldwide, with a focus on North America (20.00%), South Asia (20.00%), Southeast Asia (15.00%), Western Europe (15.00%), South America (5.00%), Eastern Europe (5.00%), Mid East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%). Our team consists of 5-10 dedicated professionals.
We prioritize quality and ensure it through various measures:
At Shanghai Wellco International Limited, we offer the following products:
When it comes to purchasing heat shrink tubes and insulation materials, here's why you should choose us:
We offer the following services:
Suppliers with verified business licenses
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