| All data is for information only------(Home) | |
|---|---|
| PRODUCT DATA of Zerodur |
| Material | Zerodur |
| Safety Datasheet | msds Zerodur |
| Product Datasheet | Schott zerodur |
| General Information | ZERODUR is a zero expansion, nonporous inorganic glass ceramic. At ambient temperature the net thermal expansion is nearly zero |
| Name of Manufacturer | SCHOTT AG
Hattenbergstrasse 10, 55122 Mainz, Germany +49 (0)6131/66-1812 info.optics@schott.com +49 (0)3641/2888-9047 www.schott.com/advanced_optics |
| PHYSICAL PROPERTIES |
|---|
| Specific Gravity | 2.53 |
| ELASTIC PROPERTIES |
|---|
| Tensile Modulus | 83.3 GPa |
| Poisson Ratio | 0.24 |
| MECHANICAL PROPERTIES |
|---|
| Proof Stress (0.2%) | 8000 MPa Remark:Nanoscale yield strength |
| Hardness | 620 knoop |
| ELECTRICAL PROPERTIES |
|---|
| Dielectric Constant | 7.4 |
| THERMAL PROPERTIES |
|---|
| Temperature Range | 600 °C(maximum) |
| Thermal Expansion Coefficient | 0.1 μstrain/°C |
| Specific Heat | 0.8 J/g.K |
| OPTICAL PROPERTIES |
|---|
| Refractive Index | 1.54 |
| SPECIAL RECOMMENDATIONS |
|---|
| Lessons Learned | Possible changes in the CTE characteristics of regular Zerodur, which have been traced to cooling the material through 130K at differing cooling rates |