5402NL 4 mils – High Modulus PTFE

5402NL is a high-modulus PTFE tape manufactured from 2 mil pure, unsupported virgin PTFE. It offers greater density and mechanical strength compared to standard skived PTFE tapes. Designed for high-temperature applications, 5402NL performs well in roller wrapping during polyethylene extrusion and lamination processes. Its excellent dielectric strength makes it suitable for insulating coils and transformers. In addition, it provides outstanding chemical resistance, abrasion durability, and a non-stick, low-friction surface—all while maintaining excellent conformability.

Main Applications

  • Roller wrapping applications
  • Extrusion, coating and laminating processes
  • Electrical insulation for coils and transformers
  • Heat sealing
Product Composition
Backing
Oriented PTFE
Adhesive
Silicone
Technical Data
Metric
Imperial
Total Thickness
102 μm
4 mil
Adhesion to steel
2.7 N/cm
25 oz/in
Elongation at Break
45%
45%
Tensile Strength
23 N/cm
13 lb/in
Dielectric Strength
10000 V/mil
10000 V/mil
Operating Temperature
-73 to 260°C
-100 to 500 °F
Long Term Temp Resistance
260 °C
500 °F
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