PTFE Heat Shrinkable Tubing

CYG-PTFE

PTFE Heat Shrinkable Tubing

  • Material: PTFE
  • Shrink ratio: 2:1, 3:1
  • Superior temperature resistance, corrosion resistance, oil resistance, and acid-alkali resistance
  • Available in various shrink ratios
Request a Quote
Applications
  • Our PTFE heat shrink tubing is known for its superior high-temperature resistance, acid-alkali resistance, corrosion resistance, flame retardancy, and electronic insulation properties.
  • It finds wide applications in electronic, mechanical, military, and aerospace industries, providing protection for electronic components against oil, corrosion, and insulation challenges.
Features
  • Shrink ratio: 2:1, 3:1
  • Superior temperature resistance, corrosion resistance, oil resistance, and acid-alkali resistance
  • Available in various shrink ratios
  • High flame retardancy
  • Meets GJB 7275-2011 standards
Technical Data
Properties Test Method Performance
Operating temperature (℃) - --55~250
Water absorption (%) 23℃/24h ≤0.01
Longitudinal change (%) - -20~20
Tensile strength (MPa) 50mm/min ≥17.3
Ultimate elongation (%) 50mm/min ≥200
After aging 175℃/168h Tensile strength (MPa) 50mm/min ≥17.3
Ultimate elongation (%) 50mm/min ≥200
Dielectric strength (kV/mm) - ≥ 31.5
Insulation and voltage withstand 2500V/60s No breakdown
Dielectric strength (kV/mm) - ≥ 31.5
Volume resistivity (Ω·CM) - ≥1.0×1018
Tensile strength (MPa) 50mm/min ≥17.3
Fluid resistance 23℃/24h Ultimate elongation (%) 50mm/min ≥200
Dielectric strength (kV/mm) - ≥ 31.5
Heat shock 400℃/4h No cracking
Low temperature flexibility -65℃/4h No cracking
Copper corrosion 250℃/16h No corrosion
Flammability - Self-extinguishing within 15s
Cold & heat shock test -55℃, 200℃ Tensile strength ≥17.3MPa;
Ultimate elongation ≥200%;
Dielectric strength ≥31.5kV/mm;
Salt spray test GJB 150.11 Tensile strength ≥17.3MPa;
Ultimate elongation ≥200%;
Dielectric strength≥31.5kV/mm;
Damp heat test GJB 150.9 Tensile strength ≥17.3MPa;
Ultimate elongation ≥200%;
Dielectric strength≥31.5kV/mm
Fungal test GJB 150.10 Better than class 1
Dimensions

Shrink Ratio: 2:1

Size As Supplied (mm) After Recovery (mm)
Minimum Inside Diameter Maximum Inside Diameter Wall Thickness
Ø0.9 0.9 0.5 0.23±0.05
Ø1.1 1.1 0.6 0.25±0.05
Ø1.2 1.2 0.7 0.25±0.05
Ø1.4 1.4 0.8 0.30±0.05
Ø1.5 1.5 1.0 0.30±0.05
Ø1.9 1.9 1.2 0.30±0.05
Ø2.3 2.3 1.6 0.30±0.05
Ø3.0 3.0 1.8 0.30±0.05
Ø3.8 3.8 2.3 0.30±0.05
Ø4.8 4.8 2.8 0.30±0.05
Ø6.1 6.1 3.6 0.38±0.10
Ø7.6 7.6 4.5 0.38±0.10
Ø9.4 9.4 5.7 0.38±0.10
Ø10.9 10.9 7.1 0.38±0.10
Ø11.9 11.9 8.8 0.38±0.10

Shrink Ratio: 3:1

Size As Supplied (mm) After Recovery (mm)
Minimum Inside Diameter Maximum Inside Diameter Wall Thickness
Ø2.0 2.0 0.6 0.23±0.05
Ø3.2 3.2 1.0 0.25±0.05
Ø6.4 6.4 1.6 0.30±0.05
Ø9.5 9.5 2.4 0.30±0.05
Ø12.7 12.7 3.7 0.38±0.10
Ø19.1 19.1 5.7 0.38±0.10
Ø25.4 25.4 7.1 0.38±0.10
Ø31.8 31.8 8.8 0.38±0.10
Ø38.1 38.1 10.2 0.38±0.10
Ø50.8 50.8 13.2 0.51±0.13

Note: Custom sizes are available upon request.
Related Products
Get in Touch
Cable Management Products