|
Physical Properties | Metric | English | Comments |
---|
Density | 2.38 g/cc | 0.0860 lb/in³ |
|
Mechanical Properties | Metric | English | Comments |
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Hardness, Vickers | 640 | 640 |
Modulus of Elasticity | 73.6 GPa | 10700 ksi |
Poissons Ratio | 0.23 | 0.23 |
Shear Modulus | 30.1 GPa | 4370 ksi |
|
Electrical Properties | Metric | English | Comments |
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Volume Resistivity | 6.30e+8 ohm-cm @Temperature 500 °C | 6.30e+8 ohm-cm @Temperature 932 °F |
| 7.90e+12 ohm-cm @Temperature 250 °C | 7.90e+12 ohm-cm @Temperature 482 °F |
Dielectric Constant | 5.3 @Frequency 200 - 100000 Hz, Temperature 23.0 °C | 5.3 @Frequency 200 - 100000 Hz, Temperature 73.4 °F |
| 5.4 @Frequency 200 - 100000 Hz, Temperature 200 °C | 5.4 @Frequency 200 - 100000 Hz, Temperature 392 °F |
| 5.4 @Frequency 10000 - 100000 Hz, Temperature 300 °C | 5.4 @Frequency 10000 - 100000 Hz, Temperature 572 °F |
| 5.5 @Frequency 1000 Hz, Temperature 300 °C | 5.5 @Frequency 1000 Hz, Temperature 572 °F |
| 5.5 @Frequency 100000 Hz, Temperature 400 °C | 5.5 @Frequency 100000 Hz, Temperature 752 °F |
| 5.6 @Frequency 10000 Hz, Temperature 400 °C | 5.6 @Frequency 10000 Hz, Temperature 752 °F |
| 5.6 @Frequency 100000 Hz, Temperature 500 °C | 5.6 @Frequency 100000 Hz, Temperature 932 °F |
| 5.6 @Frequency 200 Hz, Temperature 300 °C | 5.6 @Frequency 200 Hz, Temperature 572 °F |
| 5.9 @Frequency 1000 Hz, Temperature 400 °C | 5.9 @Frequency 1000 Hz, Temperature 752 °F |
| 6.0 @Frequency 10000 Hz, Temperature 500 °C | 6.0 @Frequency 10000 Hz, Temperature 932 °F |
| 6.3 @Frequency 200 Hz, Temperature 400 °C | 6.3 @Frequency 200 Hz, Temperature 752 °F |
| 7.2 @Frequency 1000 Hz, Temperature 500 °C | 7.2 @Frequency 1000 Hz, Temperature 932 °F |
| 8.2 @Frequency 200 Hz, Temperature 500 °C | 8.2 @Frequency 200 Hz, Temperature 932 °F |
Dissipation Factor | 0.0010 @Frequency 200 - 10000 Hz, Temperature 23.0 °C | 0.0010 @Frequency 200 - 10000 Hz, Temperature 73.4 °F |
| 0.0010 @Frequency 200 - 10000 Hz, Temperature 125 °C | 0.0010 @Frequency 200 - 10000 Hz, Temperature 257 °F |
| 0.0011 @Frequency 10000 Hz, Temperature 200 °C | 0.0011 @Frequency 10000 Hz, Temperature 392 °F |
| 0.0012 @Frequency 1000 Hz, Temperature 200 °C | 0.0012 @Frequency 1000 Hz, Temperature 392 °F |
| 0.0013 @Frequency 200 Hz, Temperature 200 °C | 0.0013 @Frequency 200 Hz, Temperature 392 °F |
| 0.010 @Frequency 100000 Hz, Temperature 400 °C | 0.010 @Frequency 100000 Hz, Temperature 752 °F |
| 0.013 @Frequency 10000 Hz, Temperature 400 °C | 0.013 @Frequency 10000 Hz, Temperature 752 °F |
| 0.11 @Frequency 1000 Hz, Temperature 400 °C | 0.11 @Frequency 1000 Hz, Temperature 752 °F |
| 0.13 @Frequency 200 Hz, Temperature 400 °C | 0.13 @Frequency 200 Hz, Temperature 752 °F |
|
Thermal Properties | Metric | English | Comments |
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CTE, linear | 3.17 µm/m-°C @Temperature 0.000 - 300 °C | 1.76 µin/in-°F @Temperature 32.0 - 572 °F |
| 3.55 µm/m-°C @Temperature 25.0 - 675 °C | 1.97 µin/in-°F @Temperature 77.0 - 1250 °F |
Specific Heat Capacity | 0.768 J/g-°C @Temperature 23.0 °C | 0.184 BTU/lb-°F @Temperature 73.4 °F |
| 0.896 J/g-°C @Temperature 100 °C | 0.214 BTU/lb-°F @Temperature 212 °F |
| 0.998 J/g-°C @Temperature 200 °C | 0.239 BTU/lb-°F @Temperature 392 °F |
| 1.067 J/g-°C @Temperature 300 °C | 0.2550 BTU/lb-°F @Temperature 572 °F |
| 1.11 J/g-°C @Temperature 400 °C | 0.265 BTU/lb-°F @Temperature 752 °F |
| 1.154 J/g-°C @Temperature 500 °C | 0.2758 BTU/lb-°F @Temperature 932 °F |
Thermal Conductivity | >= 1.09 W/m-K @Temperature 23.0 °C | >= 7.56 BTU-in/hr-ft²-°F @Temperature 73.4 °F |
| >= 1.22 W/m-K @Temperature 100 °C | >= 8.47 BTU-in/hr-ft²-°F @Temperature 212 °F |
| >= 1.29 W/m-K @Temperature 200 °C | >= 8.95 BTU-in/hr-ft²-°F @Temperature 392 °F |
| >= 1.34 W/m-K @Temperature 300 °C | >= 9.30 BTU-in/hr-ft²-°F @Temperature 572 °F |
| >= 1.37 W/m-K @Temperature 400 °C | >= 9.51 BTU-in/hr-ft²-°F @Temperature 752 °F |
| >= 1.42 W/m-K @Temperature 500 °C | >= 9.85 BTU-in/hr-ft²-°F @Temperature 932 °F |
Softening Point | 971 °C | 1780 °F |
Working Point | 1293 °C | 2359 °F |
Annealing Point | 722 °C | 1330 °F |
Strain Point | 669 °C | 1240 °F |
|
Optical Properties | Metric | English | Comments |
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Refractive Index | 1.5078 @Wavelength 643.8 nm | 1.5078 @Wavelength 643.8 nm |
| 1.5099 @Wavelength 589.3 nm | 1.5099 @Wavelength 589.3 nm |
| 1.5119 @Wavelength 546.1 nm | 1.5119 @Wavelength 546.1 nm |
| 1.5141 @Wavelength 508.6 nm | 1.5141 @Wavelength 508.6 nm |
| 1.516 @Wavelength 480 nm | 1.516 @Wavelength 480 nm |
| 1.5169 @Wavelength 467.8 nm | 1.5169 @Wavelength 467.8 nm |
| 1.5198 @Wavelength 435.8 nm | 1.5198 @Wavelength 435.8 nm |
Transmission, Visible | 90 % @Wavelength 375 - 800 nm, Thickness 0.400 mm | 90 % @Wavelength 375 - 800 nm, Thickness 0.0157 in |
IR Transmittance | 91.1 % @Wavelength 1200 nm | 91.1 % @Wavelength 1200 nm |
| 91.9 % @Wavelength 1750 nm | 91.9 % @Wavelength 1750 nm |
| 92.2 % @Wavelength 2000 nm | 92.2 % @Wavelength 2000 nm |
UV Transmittance | 0.00 % @Wavelength 200 - 250 nm, Thickness 0.400 mm | 0.00 % @Wavelength 200 - 250 nm, Thickness 0.0157 in |
| 40 % @Thickness 0.400 mm, Wavelength 300 nm | 40 % @Thickness 0.0157 in, Wavelength 300 nm |
| 80 % @Thickness 0.400 mm, Wavelength 340 nm | 80 % @Thickness 0.0157 in, Wavelength 340 nm |
| 90 % @Thickness 0.400 mm, Wavelength 375 nm | 90 % @Thickness 0.0157 in, Wavelength 375 nm |
|
Descriptive Properties |
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Birefringence Constant | 331 (nm/cm)/(kg/mm²) |