| 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 presents the PFA Heat Shrink Tube, a high-quality product designed to meet the needs of various industries.
The PFA heat shrinkable tubing is specifically made from PFA, a material known for its exceptional high-temperature performance, chemical resistance, insulation, and mechanical properties. It is ideal for providing insulation and mechanical protection in harsh chemical and thermal environments. This versatile tubing finds extensive use in the electronic, aerospace, military, and communication fields.
With its outstanding features and benefits, the PFA Heat Shrink Tube is the perfect choice for demanding applications that require high-temperature resistance, chemical resistance, insulation, and mechanical protection.
For more information about our products, please visit the official website of Shanghai Wellco International Limited.
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Property
|
Requirement
|
Test method
|
Typical data
|
|
Longitudinal shrinkage
|
≤5%
|
ASTM D 2671
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≤3%
|
|
Tensile strength
|
≥17.3 MPa
|
ASTM D 2671
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≥ 25 MPa
|
|
Elongation at break
|
≥200%
|
ASTM D 2671
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≥300%
|
|
Dielectric voltage
withstand
|
2500V,60sec, no
breakdown
|
ASTM D 2671
|
pass
|
|
Volume resistivity
|
≥1015Ω·cm
|
ASTM D 876
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≥1016Ω·cm
|
|
Corrosion
|
No corrosion
|
ASTM D 2671
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No corrosion
|
|
Flammability
|
VW-1
|
UL224
|
pass
|
|
Dielectric constant
|
|
|
2.1
|
|
Friction coefficient
|
|
|
0.1-0.2
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|
Size
|
ID as supplied
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ID After shrinked
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Wall after shrinked
|
|
1.3:1
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|||
|
φ0.8
|
0.8
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≤0..69
|
0.20±0.05
|
|
φ1.0
|
1.0
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≤0.8
|
0.20±0.05
|
|
φ1.5
|
1.5
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≤1.0
|
0.20±0.05
|
|
Φ1.9
|
1.9
|
≤1.20
|
0.20±0.05
|
|
φ2.3
|
2.3
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≤1.60
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0.23±0.05
|
|
Φ2.9
|
2.9
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≤1.80
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0.23±0.05
|
|
Φ3.6
|
3.6
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≤2.3
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0.23±0.05
|
|
φ4.0
|
4.0
|
≤2.9
|
0.25±0.07
|
|
φ4.6
|
4.6
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≤3.2
|
0.25±0.07
|
|
φ5.0
|
5.0
|
≤3.6
|
0.25±0.07
|
|
Φ5.7
|
5.7
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≤4.0
|
0.28±0.10
|
|
Φ6.4
|
6.4
|
≤4.6
|
0.28±0.10
|
|
φ7.4
|
7.4
|
≤5.0
|
0.28±0.10
|
|
Φ7.9
|
7.9
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≤5.8
|
0.28±0.10
|
|
Φ9.2
|
9.2
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≤6.4
|
0.30±0.10
|
|
Φ12.7
|
12.7
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≤7.9
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0.38±0.10
|
|
Φ14.7
|
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
|
|
Φ21.1
|
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
|
33.8
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≤22.7
|
0.90±0.10
|
|
Φ38.1
|
38.1
|
≤26.0
|
0.90±0.10
|
|
1.6:1
|
|||
|
Φ2.4
|
2.4
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≤1.5
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0.20±0.08
|
|
Φ3.2
|
3.2
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≤2.0
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0.25±0.08
|
|
Φ4.8
|
4.8
|
≤3.0
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0.25±0.08
|
|
Φ6.4
|
6.4
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≤4.0
|
0.25±0.08
|
|
Φ9.6
|
9.6
|
≤6.0
|
0.31±0.08
|
|
Φ12.7
|
12.7
|
≤7.9
|
0.38±0.10
|
|
Φ19.1
|
19.1
|
≤11.9
|
0.51±0.10
|
|
Φ25.4
|
25.4
|
≤15.9
|
0.64±0.13
|
|
Φ38.1
|
38.1
|
≤23.8
|
0.76±0.13
|
|
Other sizes are available upon request
|
|||
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. Our focus is on 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 specialize in supplying 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 various industries including electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and more. They offer excellent insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature resistance.
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 during production to ensure the stability and reliability of our products.
Shanghai Wellco International Limited is a professional R & D, production, and sales company based in Shanghai, China. We have been in operation since 2017 and have a team of 5-10 dedicated individuals.
We ensure the highest quality standards by conducting a pre-production sample before mass production and a final inspection before shipment.
At Shanghai Wellco International Limited, we offer a range of high-quality products including Heat Shrink Tube, Heat Shrink Mould Part, Marking Sleeve, and Cold Shrink Tube.
With over 20 years of experience in insulation, our founder brings extensive knowledge and expertise to our manufacturing process. We are committed to providing exceptional products and services.
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, and we accept payment through T/T, L/C, MoneyGram, PayPal, and Western Union. We are fluent in English, Chinese, and Japanese.
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