quartz products : | Coefficient of thermal expansion | 5.5×10-7cm/cm.°C | ||
Bending Strength | 67Mpa | light transmission for UV light | >90% | |
Tensile Strength | 48.3Mpa | The temperature for a short time | 1500°C | |
Poisson's Ratio | 0.14~0.17 | The temperature for a long time | 1200°C | |
Elastic Modulus | 71700Mpa | Resistivity | 7×107Ω.cm | |
Shearing Modulus | 31000Mpa | Dielectric Strength | 250~400Kv/cm | |
Moths Hardness | 5.3~6.5(Moths Scale) | Dielectric Constant | 3.7~3.9 | |
Deformation Point | 1350°C | Dielectric absorption coefficient | <4×104 | |
Specific Heat(20~350°C) | 670J/kg °C | Dielectric loss coefficient | <1×104 | |
Thermal Conductivity(20 °C ) | 1.4W/m °C | Typical Mechanical of Quartz Optical Flat Or Optic Quartz Glass Plate Quartz |