Clear quartz disc glass
ZS-1 ZS-2 HS / JGS1 JGS2 JGS3
1. The technical force of our company is rich. We have rich experience to manufacture clear quartz disc glass.
2. We have the competitive price for clear quartz disc glass.
3. Dimension tolerence: +/-0.01 - +/-0.2mm( according to the requirement)
4. Surface quality :40/20 60/40 80/50
5. Thickness: 0.8mm- 30mm (according to the requirement)
6. Transmittance over 90%
A variety of optical quartz disc can achieve the highest category
|
ZS-1 |
ZS-2 |
HS |
Spectral characteristics
The average transmittance |
180-2500nm |
200-2500nm |
260-3500nm |
90% |
85% |
85% |
Bubble class |
0 |
2 |
2 |
Birefringence |
1-2 |
1-2 |
1-2 |
Grain structure |
1 |
2 |
2 |
Stripe |
1-2 |
1-2 |
2 |
Uniformity |
1-2 |
2 |
2 |
Fluorescence |
1 |
2 |
2 |
Radiation Performance |
Does not change color |
Slight discoloration |
Change color |
clear quartz disc glass characteristics
Thermal properties |
Standard value |
Transformation point |
1280°c |
Softening point |
1780°c |
Annealing point |
1250°c |
Specific heat |
670J/kg.°c |
Thermal conductivity |
1.4W/m.°c |
Index of refraction |
1.4585 |
Thermal processing
temperature
|
1750 - 2050°c |
Short-term use temerature |
1300°c |
Long-term use
temerature
|
1100°c
|