| 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 
Shanghai Wellco International Limited is proud to present the W-SPTFE 1.7:1 4:1 PTFE Heat Shrinkable Tubing. This high-quality tubing is made of PTFE, offering exceptional performance in high-temperature and chemical environments. It provides insulation and mechanical protection, making it ideal for various industries such as electronics, aerospace, military, and communication.
The W-SPTFE 1.7:1 4:1 PTFE Heat Shrinkable Tubing is designed to cover hydraulic hoses and couplings, effectively preventing contamination and corrosion. Its high mechanical strength and remarkably low coefficient of friction make it perfect for reducing damage to bearing shafts and similar applications.
Key Features:
Don't compromise on quality and reliability. Choose the W-SPTFE 1.7:1 4:1 PTFE Heat Shrinkable Tubing for superior insulation, mechanical protection, and resistance against harsh chemical and thermal environments. Trust Shanghai Wellco International Limited to deliver top-notch products that meet your needs.
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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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≤10%
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ASTM D 2671
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≤5%
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Tensile strength
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≥17.3 MPa
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ASTM D 2671
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≥ 22MPa
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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
|
|
Volume resistivity
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1015Ω·cm min.
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ASTM D 876
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1016Ω·cm
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Corrosion
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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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2.1
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Friction coefficient
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|
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0.1
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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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1.7:1
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|||
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φ0.5
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0.7±0.2
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≤0.30
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0.15±0.05
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φ1.0
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1.0±0.2
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≤0.60
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0.15±0.05
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φ1.5
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1.5±0.2
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≤0.90
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0.15±0.05
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φ2.0
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2.0±0.2
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≤1.30
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0.15±0.05
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φ2.5
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2.5±0.2
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≤1.50
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0.15±0.05
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φ3.0
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3.0±0.2
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≤1.80
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0.20±0.05
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φ3.5
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3.5±0.2
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≤2.0
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0.20±0.05
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φ3.8
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3.8±0.2
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≤2.2
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0.20±0.05
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φ4.0
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4.0±0.3
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≤2.5
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0.20±0.05
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φ4.5
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4.5±0.3
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≤2.7
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0.20±0.05
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φ5.0
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5.0±0.3
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≤3.0
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0.20±0.05
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φ6.0
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6.0±0.3
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≤3.6
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0.25±0.05
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φ6.5
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6.5±0.3
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≤4.0
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0.25±0.05
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φ7.0
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7.0±0.3
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≤4.2
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0.25±0.05
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φ8.0
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8.0±0.3
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≤4.8
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0.25±0.05
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φ9.0
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9.0±0.3
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≤5.3
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0.25±0.05
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φ10.0
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10.0±0.2
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≤5.8
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0.25±0.05
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φ11.0
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11±0.2
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≤6.8
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0.25±0.05
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φ12
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12±0.2
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≤7.1
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0.35±0.05
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φ14
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14.0±0.3
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≤8.2
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0.35±0.05
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φ15
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15±0.3
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≤15
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0.35±0.05
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φ16
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16±0.3
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≤9.4
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0.35±0.05
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φ17
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17±0.3
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≤10
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0.35±0.05
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φ18
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18±0.3
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≤10.5
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0.35±0.05
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φ19
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19±0.3
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≤11.2
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0.35±0.05
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φ20
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20±0.3
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≤11.8
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0.35±0.05
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φ21
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21±0.3
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≤12.3
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0.35±0.05
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φ22
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22±0.3
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≤12.6
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0.35±0.05
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4:1
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|||
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φ2.5
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2.5±0.2
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≤0.7
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0.15±0.1
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φ3.2
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3.0±0.2
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≤0.8
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0.15±0.1
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φ4.0
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4.0±0.2
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≤1
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0.15±0.1
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φ5.0
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5.0±0.2
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≤1.2
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0.15±0.1
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φ6.0
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6.0±0.2
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≤1.5
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0.15±0.1
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φ7.0
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7.0±0.2
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≤1.8
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0.2±0.1
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φ8.0
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8.0±0.3
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≤2
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0.2±0.1
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With 18 years of experience, Shanghai Wellco International Limited is a professional team specializing in the research and development, production, and sales of special heat shrink tubes and other radiation crosslinking materials. We are dedicated to providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature applications, chemical resistance, EMI protection, and mechanical protection for wires and cables.
Our company boasts a strong technical force and advanced production equipment, with 20 years of experience in the industry. We offer heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, and PTFE. These products find extensive use 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 international regulations.
At Shanghai Wellco International Limited, we understand the importance of customization. Therefore, we are capable of producing customized products or developing products with special requirements according to our customers' needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing the stability and reliability of our product quality.
Experience the excellence of our products and solutions. Choose Shanghai Wellco International Limited for all your heat shrink tube and insulation tube requirements.
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Suppliers with verified business licenses
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