Images are for guidance only and might not represent the final product.

DuPont™ Nomex® T994 High Density Polyaramid Film (Polymetaphenylene isophthalamide)

Grade: DuPont™ Nomex® T994 - High Density Pressboard
Formula: Polymetaphenylene isophthalamide
Form: Foil/Film/Sheet
Material: Polyaramide (PA)
Commodity: Polymers
Type: Pressboard
DuPont™ Nomex® T994 - High Density Pressboard Polyaramid film (Polymetaphenylene isophthalamide) is a polyaramid film offered by Goodfellow within their range of films. This material exhibits high strength and thermal stability. Nomex pressboard is utilized in electrical insulation components where its dielectric properties allow it to withstand high voltage environments. The material's mechanical durability also makes it suitable for gaskets and spacers in demanding mechanical systems. With a maximum service temperature up to 220°C, Nomex pressboard polyaramid film serves well across a wide range of engineering applications.
Technical Data Sheet Safety Data Sheet Tolerance Properties
each

We are collecting your products, please wait!...

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Foil/Film/Sheet
Thickness ±20%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Poor
Acids - dilute Good-Fair
Alcohols Good
Alkalis Good-Poor
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good
Ketones Good
Electrical Properties
Element Value
Dielectric constant @1kHz 2.3
Dielectric strength( kV mm⁻¹ ) 32
Volume resistivity( Ohmcm ) 6x10¹⁶
Physical Properties
Element Value
Radiation resistance Good
Limiting oxygen index( % ) 29
Water absorption - equilibrium( % ) 9
Water absorption - over 24 hours( % ) 0.08
Density( gcm⁻³ ) 1.38
Mechanical Properties
Element Value
Elongation at break( % ) 9
Izod impact strength( J m⁻¹ ) 533unnotched
Tensile strength( MPa ) 1800-3900
Thermal Properties
Element Value
Heat-deflection temperature - 1.8MPa( C ) 149
Upper working temperature( C ) 200-300
Specific heat( J K⁻¹ kg⁻¹ ) 1200
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.13@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 20

Can't find what you're looking for? For customized options

Other Customers Purchased
  1. Starting at £451.52

    each
    Discounts applied for volume purchases
    View Product