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DuPont™ Nomex® T993 Medium Density Polyaramid Film (Polymetaphenylene isophthalamide)
DuPont™ Nomex® T993 is a medium density pressboard polyaramid film from Goodfellow's range of polymetaphenylene isophthalamide (aramid) products. This polyamide polymer exhibits high strength and stiffness along with thermal and chemical resistance. Potential applications of Nomex® T993 include electrical insulation, high-temperature filtration, and protective equipment linings where its robust mechanical performance and thermal stability are advantageous. As part of Goodfellow's catalog of specialty films, this polyaramid offers unique properties to enable innovative material solutions.
Grade: DuPont™ Nomex® T993 - Medium Density Pressboard
Formula: Polymetaphenylene isophthalamide
Thickness: 3mm
Length 1: 25mm
Length 2: 25mm
Type: Pressboard
UOM Code: 535-185-44
Formula: Polymetaphenylene isophthalamide
Thickness: 3mm
Length 1: 25mm
Length 2: 25mm
Type: Pressboard
UOM Code: 535-185-44
SKU: 1000030207
Product Code: AR31-SH-000200
Tolerances
Foil/Film/Sheet
| Thickness | ±20% |
|---|
Tolerances
Foil/Film/Sheet
| Thickness | ±20% |
|---|
$202.37
each
- Buy 5 for $163.92 each and save 19%
- Buy 10 for $149.76 each and save 26%
No Minimum order
Free technical support
*Free delivery worldwide
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 |
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