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Polyester-based Adhesive Tape for Flame-retardant Electrical Insulation No.3161FR1/FR2

Used for outer/interlaminar insulation of transformers and coils.

Tape developed for outer/interlaminar insulation of transformers and coils. Nitto Denko has a wide lineup of backing thicknesses and adhesive types/colors; the tapes can be used for various applications.
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Except for Sat, Sun, and Holidays


  • Offers superior electrical insulation.
  • Offers superior dimension stability.
  • offers superior heat resistance.
  • Narrow width processing is available.
  • Available in long lengths.
  • Good processability



Product No. No.3161FR1 No.3161FR2
Adhesive Flame-retardant acrylic Flame-retardant acrylic
Total thickness[mm] 0.054 0.080
Backing thickness[mm] 0.025 0.050
Standard length[m]
[Core Diameter(mm)]
Color Opague White White,Yellow,Red, Green,Blue,Black Opague white
Peeling strength [N/19mm] 8.0 8.0 9.0
Tensile strength [N/19mm] 100 100 196
Elongation[%] 110 110 130
Breakdown voltage [kV] 6.0 7.0 8.0
Electrolytic corrosion factor 1.0 1.0 1.0
Certified Standard/ Features UL-510-certified(Temperature rating:130℃)


  • *The above values are sample observed values , not guaranteed performance.


  • Electrical insulation of transformers and coils.

Contact Us

Business Hours(Taiwan time)08:30-17:30(Except for Sat, Sun, and Holidays)

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