CRUDE MIXTURE FOR MAKING SMALT

摘要

FIELD: chemistry. ^ SUBSTANCE: invention relates to composition of a crude mixture which can be used in making smalt. The crude mixture for making smalt contains the following components in wt %: glass - 75.7-77.8; borax - 11-13; saltpetre - 4-5; cobalt carbonate - 0.2-0.3; cryolite - 5-8. ^ EFFECT: low melting temperature of the glass. ^ 1 tbl