| Customization: | Available |
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| Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate, Designed for Automotive Pipe Brake Protection |
| Color: | Black |
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Material: modified semi-rigid polyolefin
Inner layer: hot melt adhesive
Shrink ratio: 1.5:1
This product is designed to be used as a casing with a metal pipe in the automotive industry. It provides protection for automotive brake hoses and fuel pipes, preventing mechanical damage and moisture corrosion in harsh conditions. The tubing can be bent into shape once installed, and it undergoes rapid contraction at temperatures above 115 ºC. This product has been tested and approved by the National Automobile Quality Supervision and Testing Center.
For more information, please contact Shanghai Wellco International Limited.
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Performance
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Test method
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Indicator
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Values
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Longitudinal length change rate
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0-10%
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-2%
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Eccentricity
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ASTM D2671
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20%
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10%
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Tensile strength
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ASTM D2671
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≥12MPa
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14MPa
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Elongation at break
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ASTM D2671
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400%
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460%
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Hot air aging
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158.0ºC±1.0ºC,168Hours
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-
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-
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Tensile strength after aging
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ASTM D2671
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≥12MPa
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13MPa
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Ultimate elongation after aging
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ASTM D2671
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270%
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410%
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Deformation resistance
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ASTM D746
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≥50%
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82%
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Impact resistance
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ASTM D746
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-35ºC,No cracking
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No cracking
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Anti-shock dart
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ASTM D746
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No cracking
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No cracking
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Low temperature performance
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ASTM D746
-35ºC,1Hours
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No cracking
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No cracking
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Low temperature cracking
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ASTM D1693
50ºC,24Hours
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No cracking
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No cracking
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Solvent Resistance
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ASTM D2671/25ºC/72h
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Sulfuric acid (specific gravity: 1.28)
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No cracking
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Sodium hydroxide (0.1N)
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No cracking
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Automotive brake fluid
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No cracking
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Unleaded gasoline
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No cracking
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Unleaded gasoline
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No cracking
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Size
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Standard (mm)
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Inside diameter as supplied (mm)
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Wall thickness after recovery (mm)
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DW(2000)-5
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3.5
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5
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1
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DW(2000)-6
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4.76
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6
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1
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DW(2000)-8
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6.35
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8
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1
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DW(2000)-10
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8
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10
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1
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DW(2000)-15
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10
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15
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1
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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 heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. 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.
We are capable of producing customized products or developing products with special requirements based on 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:
There are several reasons why you should choose us over other suppliers:
We offer a wide range of services to meet your needs:
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