Typical Applications
- Industrial optics for high working temperature
- Glass components for lighting
- Sight-glass windows
- Glass covers for sensors
- Laboratory glassware
- Chemical, pharmaceutical, food and drink industries
- Window for oven and furnace
| Product Name | Borosilicate 3.3 floated glass sheet |
| Standard Size | Length* Width: 1150*850mm, 1150*1700mm Thickness: 0.5mm to 25mm |
| Feature | Thermal resistance, transparency, chemical durability, machanical strength |
| Processing | Cutting, grinding, polishing, drilling, sandblasting, coating, bending, printing |
| Packing | Wooden crate |
Physical Data:
| 1 | Coefficient of mean linear thermal expansion (20ºC~310ºC) | 3.3 | 10-6K-1 |
| 2 | Density | 2.23 | g/cm3 |
| 3 | Transformation temperature | 525 | °C |
| 4 | Annealing point | 560 | °C |
| 5 | Working temperature | ||
| For short-term usage (< 10 h) | 500 | °C | |
| For long-term usage (≥ 10 h) | 450 | °C | |
Chemical Data:
| 1 | Hydrolytic resistance (ISO 719) | ISO 719 | HGB 1 |
| 2 | Acid resistance | DIN 12116 | 1 |
| 3 | Alkali resistance | ISO 695 | A 2 |










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