Good quality Silver Coating Quartz Laser Cavity
The laser cavity filters produced by us are of high precision, with strict material selection, high efficiency and long service life, which are well praised by customers.
Typical Application
Used for solid-sate laser pump xenon lamp, solid laser device filter and other laser light source materials
Chemical Impurities
| Impurity Content(ppm) | |||||||||||||
| A1 | Fe | Ca | Mg | Ti | Ni | Mn | Cu | Li | Na | K | Co | B | OH- |
| - | 0.50 | 0.50 | 0.30 | - | 0.10 | 0.05 | 0.05 | 1.50 | 1.50 | 1.50 | 0.03 | 0.20 | 20 |
| Note: the above data are only for reference. | |||||||||||||
Mechanical properties
| Density(g/cm3) | 2.2 |
| pressive strength (N/mm2) | 1100 |
| buckling strength | 67 |
| Tensile strength | 48 |
| Micro strength | 8600-9800 |
| Mahs hardness | 5.5-6.5 |
Chemical properties
| HNO3 | Specific gravity 1.4g/cm³, (2h, 20℃) | 5*10-8 |
| HCL | Specific gravity 1.19g/cm,(2h, 20℃) | 15*10-8 |
| NaOH | 1%g/cm3(2h,110℃) | 166*10-6 |
| KOH | 1%g/cm3(2h,98℃) | 68*10-6 |
Thermal properties
| Coefficient of thermal expansion | 5.5*10-7/℃ |
| Thermal conductivity(w/m℃,20℃) | 1.4 |
| Specific heat | 670 |
| Soft point(viscosity 108Pa.S) | 1680℃ |
| softening point (viscosity 1013Pa.S) | 1215℃ |
| strain temperature (long time heat retaining) | 1200℃ |
| Long time operating temperature. | 1100℃ |
| Short time operating temperature | 1300℃ |
Electrical properties
| Resistivity (350℃. Ω.cm) | 7*107 |
| Insulation strength(20℃,KV/cm) | 250-400 |
| Dielectric constant ξ(F/m) | 3.7 |