Special Polyester-Based Adhesive Tape With Excellent Tracking Resistance No.343B

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Contributes to transformer downsizing with advanced tracking resistance.

Adhesive tape with acrylic adhesive applied to epoxy resin impregnated polyester non-woven cloth. Combines electrical insulation with UL certified flame retardance. Contributes to improved freedom and downsizing of transformer design, with advanced tracking resistance.


  • High electrical insulation properties.
  • Acquisition of UL-746A, PLC-0. (CTI: Over 600V)600U or more).
  • Conforms to CTI grade I of IEC-950.



Product No. No.343B
Thickness[mm] Total 0.420
Substrate 0.370
Standers length[m] 30
Color White
Peeling strength[N/19mm] 17.0
Tensile strength[N/19mm] 230
Elongation[%] 33
Breakdown voltage[kV] 8.0
Electrical corrosion factor Over 0.98


  • *No.343B(UL510FlameRetardant・130°C temperature rating・CTI PLC of 0.E34833)
  •   The figures are a sample of observed values, not guaranteed performance.


  • Outer insulation and terminanion of coils
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