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DuPont™ Nomex® Type 993, 120 mil Nominal Thickness Medium-Density Aromatic Nylon Pressboard

Category Polymer , Thermoplastic , Nylon , Nylon, Aromatic
Manufacturer DuPont
Trade Name Nomex®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF DuPont™ Nomex® Type 993, 120 mil Nominal Thickness Medium-Density Aromatic Nylon Pressboard.pdf
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Material Notes:
Type 993 is a medium-density pressboard which offers a balance of rigidity and conformability along with outstanding saturability and excellent properties in air and oil. Typical applications include 3-dimensional parts such as V-rings, angle rings and spools, as well as barrier, gap spacers and core tubes.Information provided by DuPont
Physical Properties Metric English Comments
Density 0.820 g/cc
0.0296 lb/in³
Calculated number using basis weight and thickness
Thickness 3000 microns
118 mil
ASTM D374, method D, using 17 N/cm²
Linear Mold Shrinkage 0.0070 cm/cm

@Temperature 105 °C
 0.0070 in/in

@Temperature 221 °F
 ASTM D3392
0.012 cm/cm

@Temperature 240 °C
 0.012 in/in

@Temperature 464 °F
 ASTM D3392
Linear Mold Shrinkage, Transverse 0.010 cm/cm

@Temperature 105 °C
 0.010 in/in

@Temperature 221 °F
 ASTM D3392
0.018 cm/cm

@Temperature 240 °C
 0.018 in/in

@Temperature 464 °F
 ASTM D3392
Mechanical Properties Metric English Comments
Film Tensile Strength at Yield, MD 46.0 MPa
6670 psi
ASTM D828
Film Tensile Strength at Yield, TD 39.2 MPa
5690 psi
ASTM D828
Film Elongation at Yield, MD 13.7 %
13.7 %
ASTM D828
Film Elongation at Yield, TD 14.2 %
14.2 %
ASTM D828
Thermal Properties Metric English Comments
Oxygen Index 20.8 %

@Temperature 230 °C
 20.8 %

@Temperature 446 °F
 Flammability threshold; ASTM D2863
23 %

@Temperature 180 °C
 23 %

@Temperature 356 °F
 ASTM D2863
25 %

@Temperature 150 °C
 25 %

@Temperature 302 °F
 ASTM D2863
30 %

@Temperature 60.0 °C
 30 %

@Temperature 140 °F
 ASTM D2863
32 %

@Temperature 25.0 °C
 32 %

@Temperature 77.0 °F
 ASTM D2863
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+15 ohm-cm

@Temperature 220 °C
 1.00e+15 ohm-cm

@Temperature 428 °F
 ASTM D257
1.00e+17 ohm-cm

@Temperature 150 °C
 1.00e+17 ohm-cm

@Temperature 302 °F
 ASTM D257
1.00e+17 ohm-cm

@Temperature 130 °C
 1.00e+17 ohm-cm

@Temperature 266 °F
 in oil; ASTM D257
1.00e+18 ohm-cm

@Temperature 50.0 °C
 1.00e+18 ohm-cm

@Temperature 122 °F
 ASTM D257
1.00e+18 ohm-cm

@Temperature 100 °C
 1.00e+18 ohm-cm

@Temperature 212 °F
 ASTM D257
1.00e+18 ohm-cm

@Temperature 90.0 °C
 1.00e+18 ohm-cm

@Temperature 194 °F
 in oil; ASTM D257
1.00e+19 ohm-cm

@Temperature 23.0 °C
 1.00e+19 ohm-cm

@Temperature 73.4 °F
 ASTM D257
Surface Resistivity per Square 1.00e+15 ohm

@Temperature 220 °C
 1.00e+15 ohm

@Temperature 428 °F
 ASTM D257
1.00e+16 ohm

@Temperature 150 °C
 1.00e+16 ohm

@Temperature 302 °F
 ASTM D257
1.00e+17 ohm

@Temperature 23.0 °C
 1.00e+17 ohm

@Temperature 73.4 °F
 ASTM D257
1.00e+17 ohm

@Temperature 50.0 °C
 1.00e+17 ohm

@Temperature 122 °F
 ASTM D257
1.00e+17 ohm

@Temperature 100 °C
 1.00e+17 ohm

@Temperature 212 °F
 ASTM D257
Dielectric Constant 2.6

@Frequency 60.0 Hz,
Temperature 23.0 °C
 2.6

@Frequency 60.0 Hz,
Temperature 73.4 °F
 ASTM D150
2.6

@Frequency 60.0 Hz,
Temperature 50.0 °C
 2.6

@Frequency 60.0 Hz,
Temperature 122 °F
 ASTM D150
2.7

@Frequency 60.0 Hz,
Temperature 100 °C
 2.7

@Frequency 60.0 Hz,
Temperature 212 °F
 ASTM D150
2.8

@Frequency 60.0 Hz,
Temperature 150 °C
 2.8

@Frequency 60.0 Hz,
Temperature 302 °F
 ASTM D150
2.9

@Frequency 60.0 Hz,
Temperature 220 °C
 2.9

@Frequency 60.0 Hz,
Temperature 428 °F
 ASTM D150
3.5

@Frequency 60.0 Hz,
Temperature 25.0 °C
 3.5

@Frequency 60.0 Hz,
Temperature 77.0 °F
 in oil; ASTM D150
3.5

@Frequency 60.0 Hz,
Temperature 90.0 °C
 3.5

@Frequency 60.0 Hz,
Temperature 194 °F
 in oil; ASTM D150
3.7

@Frequency 60.0 Hz,
Temperature 130 °C
 3.7

@Frequency 60.0 Hz,
Temperature 266 °F
 in oil; ASTM D150
Dielectric Strength 20.0 kV/mm
508 kV/in
AC rapid rise in air; ASTM D149
30.0 kV/mm
762 kV/in
AC rapid rise in oil; ASTM D149
62.0 kV/mm
1570 kV/in
Full wave impulse in oil; ASTM D3426
Dissipation Factor 0.0050

@Frequency 60.0 Hz,
Temperature 100 °C
 0.0050

@Frequency 60.0 Hz,
Temperature 212 °F
 ASTM D150
0.0050

@Frequency 60.0 Hz,
Temperature 90.0 °C
 0.0050

@Frequency 60.0 Hz,
Temperature 194 °F
 in oil; ASTM D150
0.0060

@Frequency 60.0 Hz,
Temperature 150 °C
 0.0060

@Frequency 60.0 Hz,
Temperature 302 °F
 ASTM D150
0.0060

@Frequency 60.0 Hz,
Temperature 25.0 °C
 0.0060

@Frequency 60.0 Hz,
Temperature 77.0 °F
 in oil; ASTM D150
0.0070

@Frequency 60.0 Hz,
Temperature 130 °C
 0.0070

@Frequency 60.0 Hz,
Temperature 266 °F
 in oil; ASTM D150
0.012

@Frequency 60.0 Hz,
Temperature 220 °C
 0.012

@Frequency 60.0 Hz,
Temperature 428 °F
 ASTM D150
0.012

@Frequency 60.0 Hz,
Temperature 50.0 °C
 0.012

@Frequency 60.0 Hz,
Temperature 122 °F
 ASTM D150
0.015

@Frequency 60.0 Hz,
Temperature 23.0 °C
 0.015

@Frequency 60.0 Hz,
Temperature 73.4 °F
 ASTM D150
Descriptive Properties Value Comments
Basis Weight (g/m²) ASTM D3392
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