Echantillon de verre | Oxyde de mélanges de départ mol% | Rapport [O/P] | DR (g/cm2/min) | Tg (˚C) (±2) | Tf (˚C) | |||
Fe2O3 | Na2O | Cr2O3 | P2O5 | |||||
S1 | 3 | 35 | 2 | 60 | 2.92 | (1.34 ± 0.50) × 10−5 | 315 | 1060 |
S2 | 13 | 25 | 2 | 60 | 3.08 | (2.32 ± 0.50) × 10−8 | 471 | |
S3 | 23 | 15 | 2 | 60 | 3.25 | (2.32 ± 0.50) × 10−10 | 560 | |
S4 | 33 | 5 | 2 | 60 | 3.42 | (2.35 ± 0.50) × 10−10 | 500 |