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Printashrink PTFE 4-1

PTFE 4:1 heat shrinkable sleeving is a semi-flexible sleeving with an extremely wide working
temperature.

  • Widely used in medical and aircraft environments
  • Ideal for extremes of temperature and chemical attacks
  • High temperature resistance

Technical Data

  • Shrink Ratio: 4:1
  • Shrink Temperature" 327°C
  • Operating Temperature -67°C - + 250°C
  • Flame Retardant: -67°C - + 250°C
  • Colours: Natural
  • Sizes: 2 → 50.8
  • Packing: Reels, 1.2 metre lengths, cut to length, cut sleeves
  • Approvals: AMS-DTL-23053/12, DEF STAN 59-97, RoHS Compliant
  • Applications / Industries:

Properties Typical Values Test Methods
General
Operating Temperature -67°C - + 250°C
Shrink temperature 327°C
Shrink Ratio 4:1
Physical
Tensile Strength 17.2MPa - 31Mpa ASTM D638
Ultimate elongation 225% - 450% min ASTM D638
Co-efficient of friction 225% - 450% min
Thermal
Flammability Non burning ASTM D876
Low temperature flexibility (4hrs @ -55°C) No cracking AMS-DTL-23053
Electrical
Dielectric strength 40kV/mm ASTM D876
Dielectric constant 2.05±0.05 ASTM D150
Volume resistivity 10¹⁸Ωcm ASTM D876
Chemical
Copper corrosion Non-corrosive AMS-DTL-23053
Fluid resistance No changes in properties AMS-DTL-23053
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