摘要 |
A colored unfritted glaze contains SiO, AlO, CaO, MgO, NaO, KO, BO, FeO, FeO. For decreasing of burning temperature it contains the mentioned components in the following ratio, weight %: SiO56.17-57.49; AlO14.0-15.90; CaO 9.29-10.10; MgO 4.20-4.82; NaO 2.97-3.15; KO 2.52-2.87; BO6.10-6.70; FeO0.90-1.20; FeO 0.21-0.30. |