摘要 |
FIELD: construction. ^ SUBSTANCE: invention pertains to composition of charge materials for production of stoves, thermal generating units, and metallurgical equipment. Charge material for production of refractory products contains the following components, wt %: mullite 31.0-34.0; corundum 30.0-32.0; kaolin 21.0-23.0; caustic magnesite 3.0-4.0; zircon 10.0-12.0. ^ EFFECT: enhanced heat stability of refractory products. ^ 1 tbl |