| |
| Physical Properties | Original Value | Comments |
|---|
| Density | 2.38 g/cc |
| |
| Mechanical Properties | Original Value | Comments |
|---|
| Hardness, Vickers | 640 |
| Modulus of Elasticity | 73.6 GPa |
| Poissons Ratio | 0.23 |
| Shear Modulus | 30.1 GPa |
| |
| Electrical Properties | Original Value | Comments |
|---|
| Volume Resistivity | 6.30e+8 ohm-cm
@Temperature 500 °C |
| | 7.90e+12 ohm-cm
@Temperature 250 °C |
| Dielectric Constant | 5.3
@Frequency 200 - 100000 Hz,
Temperature 23.0 °C |
| | 5.4
@Frequency 200 - 100000 Hz,
Temperature 200 °C |
| | 5.4
@Frequency 10000 - 100000 Hz,
Temperature 300 °C |
| | 5.5
@Frequency 1000 Hz,
Temperature 300 °C |
| | 5.5
@Frequency 100000 Hz,
Temperature 400 °C |
| | 5.6
@Frequency 10000 Hz,
Temperature 400 °C |
| | 5.6
@Frequency 100000 Hz,
Temperature 500 °C |
| | 5.6
@Frequency 200 Hz,
Temperature 300 °C |
| | 5.9
@Frequency 1000 Hz,
Temperature 400 °C |
| | 6.0
@Frequency 10000 Hz,
Temperature 500 °C |
| | 6.3
@Frequency 200 Hz,
Temperature 400 °C |
| | 7.2
@Frequency 1000 Hz,
Temperature 500 °C |
| | 8.2
@Frequency 200 Hz,
Temperature 500 °C |
| Dissipation Factor | 0.0010
@Frequency 200 - 10000 Hz,
Temperature 23.0 °C |
| | 0.0010
@Frequency 200 - 10000 Hz,
Temperature 125 °C |
| | 0.0011
@Frequency 10000 Hz,
Temperature 200 °C |
| | 0.0012
@Frequency 1000 Hz,
Temperature 200 °C |
| | 0.0013
@Frequency 200 Hz,
Temperature 200 °C |
| | 0.010
@Frequency 100000 Hz,
Temperature 400 °C |
| | 0.013
@Frequency 10000 Hz,
Temperature 400 °C |
| | 0.11
@Frequency 1000 Hz,
Temperature 400 °C |
| | 0.13
@Frequency 200 Hz,
Temperature 400 °C |
| |
| Thermal Properties | Original Value | Comments |
|---|
| CTE, linear | 3.17 µm/m-°C
@Temperature 0.000 - 300 °C |
| | 3.55 µm/m-°C
@Temperature 25.0 - 675 °C |
| Specific Heat Capacity | 0.768 J/g-°C
@Temperature 23.0 °C |
| | 0.896 J/g-°C
@Temperature 100 °C |
| | 0.998 J/g-°C
@Temperature 200 °C |
| | 1.067 J/g-°C
@Temperature 300 °C |
| | 1.11 J/g-°C
@Temperature 400 °C |
| | 1.154 J/g-°C
@Temperature 500 °C |
| Thermal Conductivity | >= 1.09 W/m-K
@Temperature 23.0 °C |
| | >= 1.22 W/m-K
@Temperature 100 °C |
| | >= 1.29 W/m-K
@Temperature 200 °C |
| | >= 1.34 W/m-K
@Temperature 300 °C |
| | >= 1.37 W/m-K
@Temperature 400 °C |
| | >= 1.42 W/m-K
@Temperature 500 °C |
| Softening Point | 971 °C |
| Working Point | 1293 °C |
| Annealing Point | 722 °C |
| Strain Point | 669 °C |
| |
| Optical Properties | Original Value | Comments |
|---|
| Refractive Index | 1.5078
@Wavelength 643.8 nm |
| | 1.5099
@Wavelength 589.3 nm |
| | 1.5119
@Wavelength 546.1 nm |
| | 1.5141
@Wavelength 508.6 nm |
| | 1.516
@Wavelength 480 nm |
| | 1.5169
@Wavelength 467.8 nm |
| | 1.5198
@Wavelength 435.8 nm |
| Transmission, Visible | 90 %
@Wavelength 375 - 800 nm,
Thickness 0.400 mm |
| IR Transmittance | 91.1 %
@Wavelength 1200 nm |
| | 91.9 %
@Wavelength 1750 nm |
| | 92.2 %
@Wavelength 2000 nm |
| UV Transmittance | 0.00 %
@Wavelength 200 - 250 nm,
Thickness 0.400 mm |
| | 40 %
@Thickness 0.400 mm,
Wavelength 300 nm |
| | 80 %
@Thickness 0.400 mm,
Wavelength 340 nm |
| | 90 %
@Thickness 0.400 mm,
Wavelength 375 nm |
| |
| Descriptive Properties |
|---|
| Birefringence Constant | 331 (nm/cm)/(kg/mm²) |
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