1.Both side polished
2.Can do flame polishing
3.Broad Transmission Spectrum
4.Low Thermal Expansion Coefficient
5.Vaulted quartz plate can work long time with 1100°C
6.Softening point:1730°C=3146°F Annealing point:1180°C=2156°F
7.No bubble, no airline
8.High Corrosion Resistance transmission of visible light>85%
3.Broad Transmission Spectrum
4.Low Thermal Expansion Coefficient
5.Vaulted quartz plate can work long time with 1100°C
6.Softening point:1730°C=3146°F Annealing point:1180°C=2156°F
7.No bubble, no airline
8.High Corrosion Resistance transmission of visible light>85%