MIXTURE FOR PRODUCING COLOURED GLASS

摘要

FIELD: chemistry. ^ SUBSTANCE: mixture for producing coloured glass contains the following in wt %: soda 3.0-4.0; quartz sand 34.5-35.75; borax 50.0-55.0; bone ash 5.0-10.0; cobalt sulphate 0.25-2.5. The melting temperature is equal to 1100-1250C. ^ EFFECT: low melting temperature of the glass. ^ 1 tbl