- Phone
-
Address
Jichuan Street, Taixing City, Jiangsu Province
Taixing Hechen Crystal Technology Co., Ltd
Jichuan Street, Taixing City, Jiangsu Province
| Machinable shape | Circular, rectangular, polygonal, and other shapes |
| size range | Diameter (maximum diagonal): Φ 8- Φ 100mm |
| Thickness: 0.05-50mm | |
| facial shape | Reflected PV better than 1/4 λ, transmitted PV better than 1/10 λ |
| surface finish | 10-5 20-10 40-20 |
| surface roughness | Less than 5nm |
| parallelism | Less than 20 inches |
| coating | Customized coating can be made according to customer requirements |
Physicochemical properties
| Density (g/cm3) |
|
| Melting point (℃) | |
| Thermal expansion coefficient (1/℃) | |
| Static dielectric constant/high frame rate | |
| Modulus of elasticity (GPa) | |
| Shear modulus (GPa) | |
| Thermal conductivity (J/k.m.s) | |
| Heat capacity (J/g.k) |
|
| Knoop hardness (kg/mm2) |
|
| Water solubility (g/l) | |
| Young's modulus (GPa) | |
| Poisson's ratio |
Variation of refractive index with wavelength
| Wavelength (nm) |
Refractive index (n) | Wavelength (nm) | Refractive index (n) |
| 4000 | 3.31 | 14500 |
2.82 |
| 8000 | 3.34 | 15000 | 2.73 |
| 10000 |
3.13 |
17000 | 2.59 |
| 11000 | 3.04 |
19000 |
2.41 |
| 13000 |
2.97 |
21900 | 2.12 |