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High purity synthetic quartz glass with low hydroxyl content (OH<250ppm), possessing optical properties such as 3D stripe free, high optical uniformity, and low stress birefringence.
Precision optics, semiconductor measurement, semiconductor optics, etc
3D stripe free, customizable for high optical uniformity and low stress birefringence
Metal impurity content(Unit: ppm)
| Metal impurity content | Li | Na | K | Mg | Ca | Cu | Al | Cr | Fe | Ti | Total | OH |
| YS-1330 | ≤0.001 | ≤0.005 | ≤0.005 | ≤0.005 | ≤0.005 | ≤0.001 | ≤0.005 | ≤0.001 | ≤0.001 | ≤0.008 | <0.05 | <100 |
Product Features
| Model | Optical uniformity | Stress birefringence (nm/cm) | Bubble | Stripe level |
| YS-1330 | ≤5 | ≤5 | 0 | 5 |
Optical transmittance
Mechanical performance
| Parameter | Company | Test result |
Density | g/cm3 | 2.20 |
| Mohs hardness | - | 7 |
| Young's modulus | GPa | 74.20 |
| Shear modulus | GPa | 31.22 |
| Poisson's ratio | - | 0.17 |
| compressive strength | GPa | 1.13 |
| Tensile strength | MPa | 49 |
| Bending strength | MPa | 94.3 |
Electrical performance
Parameter | Company | Test result |
| Dielectric constant (20 ° C, 500MHz) | - | 3.9 |
| Electrical resistivity (20 ° C) | Ω·cm | 0.1*1018 |
| Dielectric loss angle (tan δ, 500MHz) | - | <0.001 |
| Resistance | Ω | 8.0*1015 |
Thermal Properties
Parameter | Company | Test result |
Strain point (η=1014.5dPa·s) | °C | 1000 |
| Annealing point (η=1013dPa·s) | °C | 1160 |
| Softening point (η=107.6dPa·s) | °C | 1620 |
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