| 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 
Designed by Shanghai Wellco International Limited, these wire and cable identification sleeves are specially crafted to meet all your identification needs. Made from halogen-free flame retardant polyolefin, these sleeves offer excellent electrical, physical, chemical, and printing properties.
With the ability to be printed by marker printers, these sleeves provide permanent identification that meets the requirements of RoHS, Reach, IEC61249-2-21, and EU2002/72/EC standards. The operating temperature range of these sleeves is -55ºC to 125ºC, making them suitable for various environments.
The minimum shrink temperature is 70ºC, while the minimum fully recovery temperature is 110ºC. These sleeves come in standard colors of white and yellow, but other colors are available upon request. The shrink ratio options include 3:1 and 2:1, providing flexibility for different applications.
Not only are these sleeves halogen-free and flame-retardant, but they are also easy to print on. Their excellent printing property ensures permanent identification, making them applicable for SAE AS81531 standards. Additionally, these sleeves are compliant with RoHS and REACH regulations, ensuring their safety and environmental friendliness.
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Property
|
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)
|
100% min.
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ASTM D 638
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≥ 200%
|
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Heat shock
|
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
|
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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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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3/32
|
Ф2.4
|
2.4
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0.8
|
|
1/8
|
Ф3.2
|
3.2
|
1.1
|
|
3/32
|
Ф2.4
|
2.4
|
0.8
|
|
3/16
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Ф4.8
|
4.8
|
1.6
|
|
1/4
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Ф6.4
|
6.4
|
2.1
|
|
3/8
|
Ф9.5
|
9.5
|
3.2
|
|
1/2
|
Ф12.7
|
12.7
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4.2
|
|
3/4
|
Ф19.1
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19.1
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6.3
|
|
1
|
Ф25.4
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25.4
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8.5
|
|
1 1/2
|
Ф38.1
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38.1
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13.5
|
|
2
|
Ф50.8
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50.8
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17.5
|
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2:1
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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
|
Ф3.2
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3.2
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1.6
|
|
3/16
|
Ф4.8
|
4.8
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2.4
|
|
1/4
|
Ф6.4
|
6.4
|
3.2
|
|
3/8
|
Ф9.5
|
9.5
|
4.8
|
|
1/2
|
Ф12.7
|
12.7
|
6.4
|
|
3/4
|
Ф19.1
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19.1
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9.5
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|
1
|
Ф25.4
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25.4
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12.7
|
|
1 1/2
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Ф38.1
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38.1
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19.1
|
|
2
|
Ф50.8
|
50.8
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25.4
|
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 extensive 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. We follow ISO9001 and IATF16949 quality management system standards to ensure the stability and reliability of our products.
Suppliers with verified business licenses
Audited Supplier 
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