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Thickness | 4mm,6mm | Heat resistant temperature | 660≤850℃ |
Silica content | >80% | Density(20℃) | 2.23cm-1 |
Stain point | 520℃ | Thermal capacity:(20-100℃) | 0.82KJ*(kg*k)-1 |
Annealing temperature | 560℃ | Thermal conductivity | 1.2W*(M*K)-1 |
Soften point | 820℃ | Thermal shock resistance | 180K |
Refractive index | 1.47 | Max working temperature | 750℃(long time) |
Color | Black, White, Transparent | Refractive index | 1.47384 |
Processed point(104dpas) | 1220℃ | Thermal expansion coefficient(0-300℃) | 3.3±0.1*10-6K-1 |
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