| Application: | Insulators |
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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 
Introducing our specially designed wire and cable identification solution from Shanghai Wellco International Limited. Made from halogen-free flame retardant polyolefin, this product is perfect for meeting your identification needs. With its excellent electrical, physical, chemical, and printing properties, it guarantees top-notch performance.
Our identification solution is compatible with marker printers, allowing for permanent identification. It meets the requirements of various standards, including RoHS, Reach, IEC61249-2-21, and EU2002/72/EC, ensuring its reliability and compliance.
Operating in a wide temperature range of -55ºC to 125ºC, this identification solution is suitable for various environments. It has a minimum shrink temperature of 70ºC and a minimum fully recovery temperature of 110ºC, providing optimal functionality.
The standard color of our identification solution is white yellow, but we also offer other colors upon request. With a shrink ratio of 3:1 or 2:1, it is flexible and easy to use. Additionally, it is halogen-free and flame-retardant, ensuring safety.
Printing on our identification solution is a breeze, thanks to its excellent printing property. You can achieve permanent identification effortlessly. It is also compliant with SAE AS81531, making it suitable for a wide range of applications.
Rest assured, our identification solution is RoHS and REACH compliant, guaranteeing its environmental friendliness. Choose Shanghai Wellco International Limited for a reliable and high-quality wire and cable identification solution.
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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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10.4 MPa min.
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ASTM D 638
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≥12MPa
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Elongation at break
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200% min.
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ASTM D 638
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≥300%
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Elongation after ageing (158ºC 168hrs)
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100% min.
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ASTM D 638
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≥ 200%
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Heat shock
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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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Dielectric strength
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19.7 KV/mm min.
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ASTM D 2671
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≥ 20 KV/mm
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Volume resistivity
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1014Ω·cm min.
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ASTM D 876
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≥1014Ω·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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Self-extinguishing
within 1 minute
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AMS-DTL-23053
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pass
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Printing performance
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50 rubs, legible
30 strokes, legible
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SAE AS81531
MIL-STD-202
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pass
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Fluids resistance
(23ºC ,24hrs)
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Printing legible
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SAE AS81531
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pass
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Size
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(mm)As supplied
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(mm)After recovered
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|
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inch
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Mm
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(min.)Inside diameter
|
(max.)Inside diameter
|
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3:1
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|||
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3/32
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Ф2.4
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2.4
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0.8
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|
1/8
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Ф3.2
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3.2
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1.1
|
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3/32
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Ф2.4
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2.4
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0.8
|
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3/16
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Ф4.8
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4.8
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1.6
|
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1/4
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Ф6.4
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6.4
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2.1
|
|
3/8
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Ф9.5
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9.5
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3.2
|
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1/2
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Ф12.7
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12.7
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4.2
|
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3/4
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Ф19.1
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19.1
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6.3
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|
1
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Ф25.4
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25.4
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8.5
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1 1/2
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Ф38.1
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38.1
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13.5
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2
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Ф50.8
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50.8
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17.5
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2:1
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|||
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3/32
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Ф2.4
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2.4
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1.2
|
|
1/8
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Ф3.2
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3.2
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1.6
|
|
3/16
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Ф4.8
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4.8
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2.4
|
|
1/4
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Ф6.4
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6.4
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3.2
|
|
3/8
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Ф9.5
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9.5
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4.8
|
|
1/2
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Ф12.7
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12.7
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6.4
|
|
3/4
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Ф19.1
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19.1
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9.5
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|
1
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Ф25.4
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25.4
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12.7
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|
1 1/2
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Ф38.1
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38.1
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19.1
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2
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Ф50.8
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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 heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, 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.
We also specialize in producing customized products and developing 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.
Suppliers with verified business licenses
Audited Supplier 
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