CERAMIC BODY Russian patent published in 1999 - IPC

FIELD: ceramic industry, more particularly, manufacture of porcelain products for domestic purposes. SUBSTANCE: ceramic body comprises 70-90 wt % of diopside and 10-30 wt % of glass, ratios of components being as follows, wt %: diopside, 70-90; and glass, 10-30; Al₂O₃, 2- 4; B₂O₃, 14-16; K₂O, 1.4 Na₂O, 6-8; Zn, 9-11; and the SiO₂ balance. Products are molded by injection casting from thermoplastic slip followed by burning out bond in charge from finely ground alumina and final firing of semiproduct at 900-1070 C. EFFECT: lower firing temperature and products with higher translucence. 1 ex, 3 tbl