| After-sales Service: | on-Line Service |
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| Warranty: | 1year |
| Material: | PFA |
| 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 
Shanghai Wellco International Limited is proud to present the PFA Heat Shrink Tube, a high-quality product designed to meet the needs of various industries.
The PFA heat shrinkable tubing is made of PFA, a material known for its excellent high-temperature performance, chemical resistance, high insulation, and outstanding mechanical properties. It is specifically designed to provide insulation and mechanical protection in severe chemical and thermal environments. This versatile product finds wide applications in the electronic, aerospace, military, and communication fields.
With its exceptional features, the PFA Heat Shrink Tube offers reliable insulation and mechanical protection, ensuring optimal performance in demanding environments. Its high flame resistance and temperature resistance up to 260ºC make it a preferred choice for applications where safety and durability are paramount. Additionally, its excellent clarity allows for easy inspection and monitoring.
Choose the PFA Heat Shrink Tube from Shanghai Wellco International Limited for a reliable and high-performance solution that meets industry standards. Order now and experience the benefits of this exceptional product.
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Property
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Requirement
|
Test method
|
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
|
pass
|
|
Volume resistivity
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≥1015Ω·cm
|
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
|
VW-1
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UL224
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pass
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Dielectric constant
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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
|
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
|
6.4
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≤4.0
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0.25±0.08
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|
Φ9.6
|
9.6
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≤6.0
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0.31±0.08
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|
Φ12.7
|
12.7
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≤7.9
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0.38±0.10
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Φ19.1
|
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 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, 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.
Furthermore, we are capable of producing customized products or developing products with special requirements based on customer needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing the stability and reliability of our 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 in operation since 2017. Our products are sold 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%), 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 it through various measures:
At Shanghai Wellco International Limited, we offer the following products:
When it comes to purchasing insulation materials, there are several reasons to choose us:
We offer the following services:
Suppliers with verified business licenses
Audited Supplier 
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