high quality transparent quartz ring and opaque fused silica ring flange
opaque silica ring disc
1. high purity >99.9%
2. high transmission
3. high temperature resistant.
Polished opaque quartz Glass Plate
High Temperature Clear Quartz Glass Plate
Chemical composition (unit:ppm)
| Al | Fe | K | Na | Li | Ca | Mg | Cu | Mn | Pb | B | Ti |
| 20 | 1.0 | 3.5 | 3.5 | 1.0 | 2.0 | 0.5 | 0.3 | 0.5 | <0.01 | <0.2 | 2.0 |
Physical Properties:
| Density 20°CKg X m-3(X 103) | 2.2 |
| Coefficient of expansion 25-300°C°C-1(X 10-6) | 0.56 |
| Softening point(°C) | 1710 |
| Annealing point(°C) | 1230 |
| Strain point(°C) | 1140 |
| Youngs modulus(Pa) | 7.5X105 |
1. Material properties
High Corrosion Resistance
Broad Transmission Spectrum
Low Thermal Expansion Coefficient
Both side polished
Can work long time with 1100° C
2. Use:
Wieldy used in medical, electronic instrument, scientific research, optical industry etc.
3. Shape:
round, square, rectangular and various shapes are available.
Size and thickness:
Square type
100mmx100mmx(thickness 1mm-30mm)
150mmx150mmx(thickness 1mm-30mm)
200mmx200mmx(thickness 1mm-30mm)
200mmx400mmx(thickness 1mm-30mm)
300mmx300mmx(thickness 1mm-30mm)
400mmx400mmx(thickness 1mm-30mm)
Circular shape
Diameter 50mmx(thickness 1mm-30mm )
Diameter 100mmx(thickness 1mm-30mm )
Diameter 150mmx(thickness 1mm-30mm )
Diameter 198mmx(thickness 1mm-30mm )
Besides above size ,other can be made according to customers’detailed requirements.
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