| 摘要 |
FIELD: construction. ^ SUBSTANCE: ceramic mass to manufacture ceramic brick includes clay part of tailing of gravitation of zircon-ilmenite ores and calcium-containing galvanic sludge, with the following content, wt %: SiO2 - 4.8; Al2O3 - 14.3; Fe2O3 - 3.7; CaO - 36.8; MgO - 2.1; R2O - 12.47, their mass fractions being as follows, wt %: clay part of zircon-ilmenite ores gravitation tailing - 50-80; calcium-containing galvanic sludge - 20-50. ^ EFFECT: product strength and heat resistance improvement. ^ 2 tbl |
