CHARGE FOR OBTAINING REFRACTORIES

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 production of refractory materials, and can be used u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 u0441u0442u0430u043bu0435u0440u0430u0437u043bu0438 - u0432u043eu0447u043du044bu0445 products such as hole and ship the model bricks, glasses and so on. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - lower porosity, higher u043eu0433u043du0435u0443u043fu043eu0440u043du043eu0441u0442u0438 and density. u0448u0438u0445u0442u0430 u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 refractories consists of mas.2.8 - 30.0%, alumina and clay 14 - 20; titanium dioxide 0.07 to 0.7; pyrolusite 0.13 - 1.3; grog the rest. fireproof u0438u0437u0434u0435u043bu0438u00a0 have open porosity 13.4 - 14.8%, the compression strength of 62 to 70 mpa, thermostability, 8 - 9 water u0442u0435u043fu043bu043eu0441u043cu0435u043d (20 - 1200 & deg; c). flammability of 1750 & deg;. 2, table 2).