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5 Mil PTFE Film Tape P-421 NAT

5-MIL PTFE FILM TAPE

P-421 is a heavy-duty PTFE film tape that fulfills requirements for ultra-high dielectric strength, high temperature use with high to medium gauge magnet wire in larger-size components making it ideal for use in aerospace and electrical applications.
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Features

  • Cured silicone adhesive enhances P-421’s ability to operate over a wide temperature range.
  • PTFE backing provides low coefficient friction, which makes for a slick surface that promotes the quick movement of materials.
  • Impervious to most chemical attacks, including acids, solvents, fuels and most alkalies.

Structure

Properties

BACKING MATERIAL PTFE Film
ADHESIVE Cured Silicone
COLOR Gray
INSULATION CLASS UL 356°F/ 180°C
GOVERNMENT SPECIFICATIONS ASTM D570, CID A-A-59474C Type I, Class 4
BOEING SPECIFICATIONS BAC 5034 Type IV, Class 3B, BAC 5157
  IMPERIAL METRIC
TOTAL TAPE THICKNESS 6.8 mils 0.17mm
TENSILE STRENGTH 66 lbs/in 116 N/10mm
ELONGATION 143% 143%
ADHESION TO STEEL 37 oz/in 4.0 N/10mm
DIELECTRIC STRENGTH 17,800 volts 17.8 kV

Contact Us

Customer Support Center

Business Hours(Singapore time)08:30 to 17:30 (Except Sat, Sun & Public Holidays)

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