| 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 |
| 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 PFA heat shrinkable tubing offered by Shanghai Wellco International Limited is designed to meet the needs of various industries, including electronics, aerospace, military, and communication. Made from PFA, this heat shrink tube exhibits exceptional high-temperature performance, chemical resistance, insulation, and mechanical properties.
With an operating temperature range of -65ºC to 260ºC, this PFA heat shrink tube can withstand extreme thermal environments. It provides insulation and mechanical protection in severe chemical and thermal conditions, ensuring the safety and reliability of your equipment.
Featuring a shrink ratio of 1.3:1 or 1.6:1, this heat shrink tube offers excellent clarity, allowing for easy inspection and monitoring of the covered components. Its high flame resistance makes it suitable for applications where fire safety is crucial.
Moreover, the PFA heat shrink tube is capable of withstanding temperatures up to 260ºC, making it ideal for high-temperature environments. Its superior physical and chemical properties ensure long-lasting performance and durability.
This PFA heat shrink tube is compliant with RoHS and REACH regulations, ensuring its safety and environmental friendliness.
Choose the PFA heat shrink tube from Shanghai Wellco International Limited for reliable insulation, mechanical protection, and high-temperature resistance in demanding applications.
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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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≤5%
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ASTM D 2671
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≤3%
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Tensile strength
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≥17.3 MPa
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ASTM D 2671
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≥ 25 MPa
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Elongation at break
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≥200%
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ASTM D 2671
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≥300%
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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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pass
|
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Volume resistivity
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≥1015Ω·cm
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ASTM D 876
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≥1016Ω·cm
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Corrosion
|
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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Dielectric constant
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|
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2.1
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Friction coefficient
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|
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0.1-0.2
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Size
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ID as supplied
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ID After shrinked
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Wall after shrinked
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1.3:1
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|||
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φ0.8
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0.8
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≤0..69
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0.20±0.05
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φ1.0
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1.0
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≤0.8
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0.20±0.05
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φ1.5
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1.5
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≤1.0
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0.20±0.05
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Φ1.9
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1.9
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≤1.20
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0.20±0.05
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φ2.3
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2.3
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≤1.60
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0.23±0.05
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Φ2.9
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2.9
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≤1.80
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0.23±0.05
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Φ3.6
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3.6
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≤2.3
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0.23±0.05
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φ4.0
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4.0
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≤2.9
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0.25±0.07
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φ4.6
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4.6
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≤3.2
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0.25±0.07
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φ5.0
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5.0
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≤3.6
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0.25±0.07
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Φ5.7
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5.7
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≤4.0
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0.28±0.10
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Φ6.4
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6.4
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≤4.6
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0.28±0.10
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φ7.4
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7.4
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≤5.0
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0.28±0.10
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Φ7.9
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7.9
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≤5.8
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0.28±0.10
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Φ9.2
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9.2
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≤6.4
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0.30±0.10
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Φ12.7
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12.7
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≤7.9
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0.38±0.10
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Φ14.7
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14.7
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≤9.7
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0.50±0.10
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Φ16.9
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16.9
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≤11.4
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0.50±0.10
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Φ21.1
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21.1
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≤13.0
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0.64±0.10
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Φ29.7
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29.7
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≤16.1
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0.90±0.10
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Φ33.8
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33.8
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≤22.7
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0.90±0.10
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Φ38.1
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38.1
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≤26.0
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0.90±0.10
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1.6:1
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|||
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Φ2.4
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2.4
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≤1.5
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0.20±0.08
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Φ3.2
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3.2
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≤2.0
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0.25±0.08
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Φ4.8
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4.8
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≤3.0
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0.25±0.08
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Φ6.4
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6.4
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≤4.0
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0.25±0.08
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Φ9.6
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9.6
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≤6.0
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0.31±0.08
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Φ12.7
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12.7
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≤7.9
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0.38±0.10
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Φ19.1
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19.1
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≤11.9
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0.51±0.10
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Φ25.4
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25.4
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≤15.9
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0.64±0.13
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Φ38.1
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38.1
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≤23.8
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0.76±0.13
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Other sizes are available upon request
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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 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.
We also specialize in producing customized products or developing products with special requirements according to 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 based in Shanghai, China. We have been in the insulation industry for over 20 years, specializing in the production and sales of special heat shrink tubes and other radiation crosslinking insulation materials.
Our office consists of a dedicated team of 5-10 people.
We prioritize quality assurance in our products. We always provide a pre-production sample before mass production and conduct a final inspection before shipment to ensure the highest standards.
At Shanghai Wellco International Limited, we offer a range of high-quality products:
There are several reasons why you should buy from us:
We offer the following services:
Suppliers with verified business licenses
Audited Supplier 
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