摘要 |
FIELD: ceramic industry.SUBSTANCE: invention relates to compositions of ceramic mixtures. Ceramic mixture contains, wt%: plastic clay 72.9-73.8; kaolin 6.0-10.0; ground expanded pearlite 14.0-18.0; sodium tripolyphosphate 0.1-0.2; sodium chloride 2.0-3.0.EFFECT: technical result consists in lowering temperature of annealing.1 cl, 1 tbl |