3M 61 PTFE Film Tape (linerless)

  • 7.0 mil (0.178 mm) thickness
  • Silicone thermosetting adhesive
  • Comparable to Permacel P421

    3M 61 PTFE Tape is for use on high temperature coils, capacitors, and wire harnesses where high dielectric and breaking strength are required.

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Backing DescriptionPTFE Film
AdhesiveSilicone thermosetting
Operating Temperature (°C) 180°C/356°F
Total Thickness mils (mm)7.0 mils (0.178 mm)
Dielectric Breakdown (Volts)15000V
Insulation Resistance (megohms)-
Breaking Strength lb/in (N/10 mm)45 lbs/in (79 N/10 mm)
Elongation (% at Break)300%
Electrolytic Corrosion Factor1.0
Adhesion to Steel oz/in (N/10 mm)35 oz/in (3.8 N/10 mm)
UL 510 Flame RetardantYes
CTI Material GroupI
Restocking fee60% restocking fee