作者: Larry John Bairdford Shelestak , John Franklin Cheswick Krumwiede , Anthony Vincent Butler Longobardo
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摘要: A glass composition that includes a base including: SiO2 from 65 to 75 weight percent, Na2O 10 20 CaO 5 15 MgO 0 Al2O3 K2O percent and BaO 1 colorant property modifying portion including total iron 0.25 0.9 Cr2O3 6 PPM 400 PPM, Er2O3 0.3 3.0 TiO2 0.1 0.8 wherein the has redox ratio ranging 0.15 0.62.