LUSTRELESS BLACK TILE GLAZE

摘要

FIELD: chemistry.SUBSTANCE: lustreless black tile glaze contains the following, wt %: clay 4-6; quartz sand 37-39; yellow lead 24-26; pyrolusite 9-11; borax 5-7; pegmatite 15-17. The glaze has frost-resistance of 100-110 cycles. The glaze is fired at temperature of 950-1000°C.EFFECT: high frost-resistance of the glaze.1 tbl