Glass no. | Growth temperature, ˚C | ||||||||
570 | 590 | 600 | 640 | 685 | 700 | 718 | 720 | 730 | |
Growth rate U(T), μm/min | |||||||||
1 | 0.045 | 0.125 | 0.25 | 0.68 | 1.25 | - | 1.72 | 1.92 | 2.0 |
2 | 0.036 | 0.125 | 0.31 | 0.44 | 1.12 | - | 1.66 | 1.58 | - |
3 | 0.042 | 0.130 | 0.40 | 0.42 | 1.14 | 1.40 | 1.70 | 1.85 | - |
4 | 0.225 | 0.625 | 1.25 | 3.4 | 6.25 | 8.6 | - | 10.0 | - |