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teflon heat shrink tubing

1.7X PTFE Heat Shrink Tubing

E-FLEX® PTFE Heat Shrink Tubing is a premium-grade heat shrink solution engineered for extreme environments, offering near-zero surface friction and total chemical inertness as the industry standard for medical catheter fusing and industrial roller covers. Operating reliably from -55°C to +260°C, this UL-224 VW-1 compliant tubing provides a superior dielectric and anti-corrosive barrier for critical components in aerospace, medical, and precision electronics.


  • Model No:

    HST-PF1.7
  • Material:

    PTFE
  • Working Temperature:

    -55℃~+260℃
  • Melt Point:

    327℃
  • Flammability:

    UL-224 VW-1
  • Standard Color:

    Clear
  • Certification:

    Rohs
  • Cutting Tool:

    Scissor
  • Product Details



1.7X PTFE Heat Shrink Tubing


E-FLEX® PTFE Heat Shrink Tube combines of most advantages of common heat shrinkable tube and outstanding chemical properties of fluoropolymer. This kind of heat shrink tubing consist of 100% PTFE material, meanwhile it is the best of the entire fluoropolymer heat shrink tubing family, provide high temperature and chemical resistance with a low friction rating and a very low level of moisture absorption. when the tube totally shrunk, it need high temperature.



What's Special of Our 1.7X Teflon Heat Shrink Tubing?


  • Superior Chemical Immunity: Virtually unaffected by almost all industrial chemicals, solvents, acids, and fuels.
  • Excellent Dielectric Properties: Provides reliable electrical insulation with a 600V working voltage rating and high dielectric strength.
  • Low Friction & Non-Stick: Features an exceptionally low coefficient of friction, facilitating the smooth movement of fluids or mechanical parts.
  • Mechanical Durability: High tensile strength (≥ 24.5MPa) and superior abrasion resistance ensure long-term protection against mechanical stretch and wear.
  • Environmental Stability: Rated UL-224 VW-1 for flame retardancy and tested for 2000 hours of weather resistance without cracking.




Physical properties


Physical Properties Details
Material PTFE
Shrink Ratio 1.7:1
Working Temperature -55℃ ~ +260℃
Melt Point 327℃
Wroking Voltage 600V
Flammability UL-224 VW-1
Tensile strength ≥ 24.5MPa
Specific Gravity 2.16g/cm³
Weather Resistance No Cracking at Weather-O-Meter (2000h)
Solvent Resistance Excellent
Chemical Resistance Excellent
Standard Color Clear
Cutting Tool Scissor




Specification




Part No Size Unshrink Size (mm) After Shrunk Size(mm)
Packing
Length
(m/spool)
D W.T d w.t
 HST-PF1.7-0.5-CL Φ0.5 0.70±0.2 0. 10±0.05 ≦0.40 0. 15±0.05 200 
 HST-PF1.7-1.0-CL Φ1.0 1.00±0.2 0. 10±0.05 ≦0.66 0. 15±0.05 200 
 HST-PF1.7-1.5-CL Φ1.5 1.50±0.2 0. 10±0.05 ≦0.97 0. 15±0.05 200 
 HST-PF1.7-2.0-CL Φ2.0 2.00±0.2 0. 10±0.05 ≦1.32 0. 15±0.05 200 
 HST-PF1.7-2.5-CL Φ2.5 2.50±0.2 0. 10±0.05 ≦1.65 0. 15±0.05 200 
 HST-PF1.7-3.0-CL Φ3.0 3.00±0.2 0. 15±0.05 ≦1.83 0.20±0.05 100 
 HST-PF1.7-3.5-CL Φ3.5 3.50±0.2 0. 15±0.05 ≦2.05 0.20±0.05 100 
 HST-PF1.7-3.8-CL Φ3.8 3.80±0.2 0. 15±0.05 ≦2.24 0.20±0.05 100 
 HST-PF1.7-4.0-CL Φ4.0 4.00±0.3 0. 15±0.05 ≦2.31 0.20±0.05 100 
 HST-PF1.7-4.5-CL Φ4.5 4.50±0.3 0. 15±0.05 ≦2.57 0.20±0.05 100 
 HST-PF1.7-5.0-CL Φ5.0 5.00±0.3 0. 15±0.05 ≦3.10 0.20±0.05 100 
 HST-PF1.7-6.0-CL Φ6.0 6.00±0.3 0. 15±0.05 ≦3.80 0.25±0.05 100 
 HST-PF1.7-7.0-CL Φ7.0 7.00±0.3 0. 18±0.05 ≦4.20 0.25±0.05 100 
 HST-PF1.7-8.0-CL Φ8.0 8.00±0.3 0. 18±0.05 ≦4.80 0.25±0.05 100 
 HST-PF1.7-9.0-CL Φ9.0 9.00±0.3 0. 18±0.05 ≦5.30 0.25±0.05 100 
 HST-PF1.7-10.0-CL Φ10 10.00±0.3 0.20±0.05 ≦6.20 0.25±0.05 100 
 HST-PF1.7-11.0-CL Φ11 11.00±0.3 0.20±0.05 ≦6.30 0.25±0.05 100 
 HST-PF1.7-12.0-CL Φ12 12.00±0.3 0.20±0.05 ≦6.95 0.25±0.05 100 
 HST-PF1.7-13.0-CL Φ13 13.00±0.3 0.20±0.05 ≦7.00 0.25±0.05 100 
 HST-PF1.7-14.0-CL Φ14 14.00±0.3 0.20±0.05 ≦8.70 0.25±0.05 100 
 HST-PF1.7-15.0-CL Φ15 15.00±0.3 0.20±0.05 ≦8.80 0.25±0.05 100 
 HST-PF1.7-16.0-CL Φ16 16.00±0.3 0.20±0.05 ≦8.90 0.25±0.05 100 



Application


  • Aerospace & Aviation: Protection of wiring harnesses and sensors in engine compartments and high-altitude systems where extreme thermal cycling occurs.
  • Medical Technology: Used for covering surgical instruments, catheters, and laboratory probes due to its biocompatibility and resistance to sterilization processes.
  • Chemical & Industrial Processing: Lining and protecting fluid handling systems, sampling tubes, and components exposed to corrosive pH levels.
  • Oil & Gas Exploration: Downhole cable protection and sensor encapsulation in high-pressure, high-temperature (HPHT) environments.
  • High-End Electronics: Insulation for high-temperature soldering points, thermocouple leads, and high-density connectors where space is premium and heat is intense.





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