Nomex® Paper

Nomex® paper is the preferred insulation material for Class F to Class C systems, as used by manufacturers and repairers of electrical motors, generators, alternators and dry type transformers.

The unique properties of Nomex® also permits its use in the production of cables, electrical and electronic equipment, aerospace parts and many other diverse applications, where its exceptional properties are required i.e.

  • Heat and Flame Resistance
  • High radiation resistance
  • High Chemical Resistance
  • Low Thermal Shrinkage
  • Formable
  • Low Elongation to Break
  • High Abrasion and Wear Resistance

Nomex® is manufactured by DuPont and is available through Lohmann.

Nomex® is produced in various formats and sizes, the following are available from Lohmann:

Nomex® has many applications including:

  • Electrical Insulators
  • Motor Phase Insulation
  • Transformer Insulation
  • Electro Magnetics
  • High Voltage Motor Conductors
  • Slot Liners
  • Cable Wrap
  • Cryogenics
  • Heating Elements

Nomex® paper

Nomex® Type 410 calandered, available in thicknesses from 0.05mm to 0.76mm. Provides the best mechanical properties and is the most widely used version.
Nomex® Type 411 uncalandered, available in thicknesses from 0.13mm to 0.58mm. Often used as soft cushioning material or when conformability and impregnability are of importance.
Nomex® Adhesive Tape Nomex® can be supplied with an adhesive backing as sheets, tape or die-cut components.

Nomex® Type 410 Standard Roll, 914 mm wide

Thickness mm

Roll Weight kg

Roll Length metres

0.05 42.52 1143
0.08 45.21 768
0.13 46.26 439
0.18 50.57 320
0.25 53.84 238
0.30 51.62 183
0.38 55.73 155
0.51 59.39 119
0.76 63.03 82

Short Roll Service:

Nomex® is normally supplied in standard rolls, however Lohmann also provides short rolls from 10 linear metres long x 914mm wide.

Nomex® is a DuPont Registered Trade Mark

Nomex® aramide insulation


width mm

thickness µm






Yield M2/Kg

T410 914 0.05 n/a n/a n/a 50M 100M   24.6
T410 914 0.08 n/a n/a n/a 50M 100M   15.5
T410 914 0.13 n/a n/a 30M 50M 100M   8.7
T410 914 0.18 n/a 20M 30M 50M 100M   5.8
T410 914 0.25 n/a 20M 30M 50M 100M   4.0
T410 914 0.30 10M 20M 30M 50M 100M   3.2
T410 914 0.38 10M 20M 30M 50M 100M   2.5
T410 914 0.51 10M 20M 30M 50M 100M   1.8
T410 914 0.76 10M 20M 30M 50M n/a   1.2



Payment for short rolls can only be made using an approved credit card. Lead time: allow 2 to 3 days This product is available in standard rolls, slit tape or die-cut parts

Please note that the minimum order value is £500.

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