| 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.
Our 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 makes it an ideal choice for applications in the electronic, aerospace, military, and communication fields.
With its exceptional heat resistance, our PFA heat shrink tube can withstand temperatures up to 260ºC, providing reliable performance even in extreme conditions. Its high clarity allows for easy inspection and monitoring, while its flame resistance ensures maximum safety.
Furthermore, our PFA heat shrink tube is manufactured to meet the highest standards, guaranteeing superior physical and chemical properties. It is also compliant with RoHS and REACH regulations, making it a responsible choice for environmentally conscious customers.
Choose the PFA Heat Shrink Tube from Shanghai Wellco International Limited for insulation and mechanical protection that excels in demanding environments. Order yours today!
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Property
|
Requirement
|
Test method
|
Typical data
|
|
Longitudinal shrinkage
|
≤5%
|
ASTM D 2671
|
≤3%
|
|
Tensile strength
|
≥17.3 MPa
|
ASTM D 2671
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≥ 25 MPa
|
|
Elongation at break
|
≥200%
|
ASTM D 2671
|
≥300%
|
|
Dielectric voltage
withstand
|
2500V,60sec, no
breakdown
|
ASTM D 2671
|
pass
|
|
Volume resistivity
|
≥1015Ω·cm
|
ASTM D 876
|
≥1016Ω·cm
|
|
Corrosion
|
No corrosion
|
ASTM D 2671
|
No corrosion
|
|
Flammability
|
VW-1
|
UL224
|
pass
|
|
Dielectric constant
|
|
|
2.1
|
|
Friction coefficient
|
|
|
0.1-0.2
|
|
Size
|
ID as supplied
|
ID After shrinked
|
Wall after shrinked
|
|
1.3:1
|
|||
|
φ0.8
|
0.8
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≤0..69
|
0.20±0.05
|
|
φ1.0
|
1.0
|
≤0.8
|
0.20±0.05
|
|
φ1.5
|
1.5
|
≤1.0
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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
|
0.23±0.05
|
|
Φ3.6
|
3.6
|
≤2.3
|
0.23±0.05
|
|
φ4.0
|
4.0
|
≤2.9
|
0.25±0.07
|
|
φ4.6
|
4.6
|
≤3.2
|
0.25±0.07
|
|
φ5.0
|
5.0
|
≤3.6
|
0.25±0.07
|
|
Φ5.7
|
5.7
|
≤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
|
≤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
|
|
Φ16.9
|
16.9
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≤11.4
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0.50±0.10
|
|
Φ21.1
|
21.1
|
≤13.0
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0.64±0.10
|
|
Φ29.7
|
29.7
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≤16.1
|
0.90±0.10
|
|
Φ33.8
|
33.8
|
≤22.7
|
0.90±0.10
|
|
Φ38.1
|
38.1
|
≤26.0
|
0.90±0.10
|
|
1.6:1
|
|||
|
Φ2.4
|
2.4
|
≤1.5
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0.20±0.08
|
|
Φ3.2
|
3.2
|
≤2.0
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0.25±0.08
|
|
Φ4.8
|
4.8
|
≤3.0
|
0.25±0.08
|
|
Φ6.4
|
6.4
|
≤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
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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. 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 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 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.
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 ensure the quality of our products through the following measures:
At Shanghai Wellco International Limited, we offer a wide range of products including:
There are several reasons why you should choose us as your supplier:
We provide the following services:
Suppliers with verified business licenses
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