| Application: | Insulators |
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| Type: | Insulation Sleeve |
| 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 irradiation cross-linked special fluoropolymer wire and cable marker is designed for applications that require high-temperature and abrasion resistance. Manufactured by Shanghai Wellco International Limited, this marker offers outstanding chemical and solvent resistance, making it ideal for protecting electronic components from mechanical and chemical abuse.
With its reliable performance, this marker not only safeguards electronic components but also allows for easy identification and inspection. It can be used for insulation and strain relief of electrical connections and wire terminations, as well as for wire identification and component packaging.
Trust the irradiation cross-linked special fluoropolymer wire and cable marker from Shanghai Wellco International Limited to provide reliable protection and identification for your electronic components. Order now and experience its exceptional performance.
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Property
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Requirement
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Test method
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Typical data
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Longitudinal shrinkage
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≤10%
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ASTM D 2671
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≤5%
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Tensile strength
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≥24.5 MPa
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ASTM D 2671
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≥35 MPa
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Elongation at break
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≥150%
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ASTM D 2671
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≥300%
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Elongation after ageing
(225ºC,168hrs)
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≥100%
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ASTM D 2671
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≥ 200%
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Heat shock(275ºC,4hrs)
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No crack
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ASTM D 2671
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No crack
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Low-temperature
flexibility(-55ºC,4hrs)
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No crack
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ASTM D 2671
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No crack
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Dielectric voltage
withstand
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2500V,60sec, no
breakdown
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ASTM D 2671
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No breakdown
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Volume resistivity
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1013Ω·cm min.
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ASTM D 876
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≥1013Ω·cm
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Corrosion
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No corrosion
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ASTM D 2671
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No corrosion
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Flammability
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VW-1
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UL224
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pass
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Size
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As supplied(mm)
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After recovered (mm)
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Inch
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mm
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diameter(Min)
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diameter(max.)
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|
3/32
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Φ2.4
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2.4
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1.2
|
|
1/8
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Φ3.2
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3.2
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1.6
|
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3/16
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Φ4.8
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4.8
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2.4
|
|
1/4
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Φ6.4
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6.4
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3.2
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3/8
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Φ9.5
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9.5
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4.8
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1/2
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Φ12.7
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12.7
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6.4
|
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3/4
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Φ19.1
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19.1
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9.5
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1
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Φ25.4
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25.4
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12.7
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1 1/2
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Φ38.1
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38.1
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19.1
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2
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Φ50.8
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50.8
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25.4
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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 a variety of heat shrink tubes and insulation tubes made from materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our products find applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries, providing insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.
All our products have passed UL certification, RoHS, and REACH standards, ensuring their quality and compliance with industry regulations.
In addition to our standard product range, we also offer customization options to meet specific customer requirements. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing the stability and reliability of our products.
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.
Our product range includes heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. We offer a wide variety of options to meet your specific needs.
We guarantee the quality of our products through a rigorous process. Before mass production, we always provide a pre-production sample for approval. Additionally, a final inspection is conducted before shipment to ensure that only the best products reach our customers.
We serve customers 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%), the Middle East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), the Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%).
We offer flexible delivery terms, including FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. Accepted payment currencies are USD, EUR, and CNY. We accept various payment types, including T/T, L/C, MoneyGram, PayPal, and Western Union. Our team is fluent in English, Chinese, and Japanese, ensuring smooth communication throughout the process.
Suppliers with verified business licenses
Audited Supplier 
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