| Certification: | RoHS, ISO, RoHS Reach |
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| Color: | Clear, Other Color Available Upon Request |
| Usage: | Optical Cable, Lighting Decoration, Earphone Line, Electric Wire, DVI Line, HDMI Cable |
| 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 the PFA Heat Shrink Tube, you can trust that your equipment will be protected in even the harshest conditions. Its exceptional features and benefits make it the ideal choice for professionals in various industries.
For more information about our products, please visit our website or contact us directly.
Company Name: Shanghai Wellco International Limited
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Property
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Requirement
|
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
|
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
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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
|
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
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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
|
25.4
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≤15.9
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0.64±0.13
|
|
Φ38.1
|
38.1
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≤23.8
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0.76±0.13
|
|
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, and PTFE. 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 obtained UL certification, RoHS compliance, and REACH compliance.
In addition to our standard product range, we also offer customization and development of 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 are based in Shanghai, China, and have been operating since 2017. Our products are sold worldwide, with our main markets being 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 that our products meet the highest standards. We conduct a pre-production sample before mass production and a final inspection before shipment to guarantee the quality of our products.
At Shanghai Wellco International Limited, we offer a wide range of products, including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. Our products are designed to provide effective insulation and meet various industry requirements.
When it comes to purchasing insulation materials, there are several reasons why you should choose us:
We offer a range of services to ensure a smooth buying experience:
Suppliers with verified business licenses
Audited Supplier 
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