| Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate |
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| Type: | Insulation Sleeve |
| Chemistry: | Organic Insulation |
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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 a high-quality automotive tubing and line protection product designed to meet specific requirements for the oil and gas path of cars. Our product is made of outer crosslinked modified polyolefin resin and features an inner layer of hot melt adhesive.
Our product offers outstanding insulation properties, making it ideal for automotive wiring harnesses. It is also RoHS compliant, ensuring environmental friendliness. The material combines softness and excellent mechanical properties, making it suitable for applications that require special protection in harsh environments.
Choose from our range of shrink ratios: 2:1, 3:1, or 4:1, depending on your specific needs.
Experience the durability and reliability of our automotive tubing and line protection. Trust Shanghai Wellco International Limited for all your automotive needs.
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Item
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Test method
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Indicator
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Values
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Tensile strength
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ASTM D638
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≥10.4MPa
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14.1MPa
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Elongation at break
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ASTM D638
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≥200%
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329%
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Cutting modulus
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ASTM D882,2%
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≤172MPa
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153MPa
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Hot shock
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250±3ºC,4hrs
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Without dripping, flowing or crack
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Qualified
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Cold shock
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ASTM D745,-55±2ºC
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No cracking
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Qualified
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Breakdown strength
|
ASTM D2671
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≥19.7kv/mm
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26kv/mm
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Volume resistivity
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ASTM D876
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≥1×1012
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3.6×1013
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Thermal aging
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175±2ºC,168hrs
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not drip, not crack
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Qualified
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Tensile strength after aging
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ASTM D638
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≥6.9MPa
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9.5MPa
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Breakdown strength after aging
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ASTM D2671
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≥15.8kv/mm
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24kv/mm
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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 applications, 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, 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 passed UL certification, RoHS, and REACH.
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 dedicated to providing high-quality products to our customers.
We are based in Shanghai, China, and have been operating since 2017. Our products are sold globally, 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 that our products meet the highest standards. We conduct a pre-production sample before mass production and a final inspection before shipment to guarantee the quality of our products.
At Shanghai Wellco International Limited, we offer a wide range of products, including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. Our products are designed to provide effective insulation solutions.
When it comes to purchasing insulation materials, there are several reasons why you should choose us:
We offer a range of services to meet our customers' needs:
Suppliers with verified business licenses
Audited Supplier 
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