Hommel Frit G26 M.P./°F 1480 Silica/Alumina ratio: 75.1:1 Equivalent Molecular Weight: 207.836 Molecular Formula of Hommel Frit G26: K2O 0.010 Al2O3 0.019 SiO2 1.389 Na2O 0.154 B2O3 0.299 ZrO2 0.173 CaO 0.323 F 0.124 ZnO 0.403 BaO 0.109 Percentage Analysis 40.14 % SiO2 0.91 % Al2O3 0.47 % K2O 4.60 % Na2O 8.72 % CaO 8.04 % BaO 15.79 % ZnO 9.97 % B2O3 10.24 % ZrO2 1.13 % F _____________________ 100 % TOTAL Comments: 7.0 x 10-6 coefficient of thermal expansion (50-450° C)