| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to enamel compositions. Enamel contains, wt%: SiO32.0-38.0; MgO 12.6-14.0; TiO0.6-1.0; AlO3.0-5.5; CaF3.0-5.0; FeO6.0-8.0; CaO 13.0-15.0; KO 14.0-16.0; NiO 4.5-6.1; CuO 0.8-1.5.EFFECT: technical result consists in improvement of impact strength of enamel.1 cl, 1 tbl |
