PTFE Heat-Shrink Tubing Technical Data Sheet

Material: Polytetrafluoroethylene - PTFE

Key Features​

• ​Shrink Ratio: 1.7:1
• ​Appearance: Transparent/flexible (custom colors available, including black)
• ​Temperature Resistance:
  • Continuous service: ​​-65°C to +260°C​
  • Full shrinkage temp:≥350°C
• ​Flame Resistance: Excellent (VW-1 rated)
• ​Chemical/Electrical:
  • Superior chemical corrosion resistance
  • High dielectric strength (25 kV/mm)
• ​Mechanical: High tensile strength, abrasion-resistant

Applications​

✔ Cable joint protection & stress relief
✔ Insulation for wiring/resistors/capacitors
✔ Solder point & electronic component encapsulation
✔ Anti-rust/corrosion coating for metal parts

​Standards & Ordering Info​

• ​Model: PTFE260
• ​Compliance: Enterprise Standard ​
• ​Customization: Available in black/other colors
   

  Size (mm)​​	​Min. Inner Diameter Before Shrinkage (mm)​​	​Max. Inner Diameter After Shrinkage (mm)​​	​Wall Thickness After Shrinkage (mm)​​	​Standard Packaging (m/roll)​​
  1.5	1.52	1	0.30±0.05	1.2
  2	1.93	1.2	0.30±0.05	1.2
  2.5	2.36	1.6	0.30±0.05	1.2
  3	3.05	2	0.30±0.05	1.2
  4	3.81	2.4	0.30±0.05	1.2
  5	4.85	3	0.30±0.05	1.2
  6	6.1	3.6	0.38±0.10	1.2
  7.5	7.67	4.6	0.38±0.10	1.2
  9.5	9.4	5.6	0.38±0.10	1.2
  11	10.9	7	0.38±0.10	1.2
  12	11.9	8.7	0.38±0.10	1.2