| Property* | Value |
|---|---|
| Mechanical | |
| Density | 2.53 gm/cc |
| Hardness | 620 Knoop |
| Modulus of Elasticity | 13 x 106 psi |
| Poisson's Ratio | 0.243 |
| Electrical | |
| Dielectric Constant | 7.4 (@ 1 MHz) |
| Volume Resistivity | 2 x 1013 ohm-cm |
| Thermal | |
| Coefficient of Thermal Expansion | 0.00 +/- 0.1 x 10-6/°C |
| Thermal Conductivity | 1.43 W/mK |
| Specific Heat | 0.80 cal/g °C |
| Maximum Working Temperature | 600 °C |
| Optical | |
| Index of Refraction | 1.54 |
| Transmission Band | 0.3 - 2.5 Wavelength (microns) |
| All properties are at room temperature unless otherwise noted. Engineering data are representative, and are not intended as absolute nor warrantable. Manufacturer’s Data shown is blended from multiple sources and therefore illustrates the marketplace. | |
ZerodurŽ is a glass ceramic with an extremely low thermal expansion coefficient.
Other Glass Ceramics :MacorŽ
Corning ULEŽ
Wikipedia Reference for Zerodur
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