Ecological Systems and Devices Annotation << Back Ecological, theoretical and practical aspects of use calcium the maintenance {contents} of slag from melt of ferroalloys and interslate clay in manufacture of ceramic materials Abdrakhimov V.Z. Abdrarhimova E.S. Annually in various industries the huge quantity {amount} of waste products collects. On their removal {distance} and storage 8…10 % of cost of made production are spent, therefore recycling of such waste products has paramount value. More than thirds of firm waste products formed in the Russian industry falls black and nonferrous metallurgy. At all stages of metallurgical manufacture the significant amount of firm waste products is formed. With accumulation of industrial wastes ecological equilibrium is broken. The ground commissions should allocate {remove} sites for storage of waste products which could be used in town-planning or an agriculture. At the same time, all basic building materials can be made of waste products or from waste products in a combination with natural raw material practically. On emissions of harmful substances in an atmosphere on the second place there is a ferrous metallurgy, therefore in the given job researches on influence on physicomechanical parameters of a brick calcium the maintenance{contents} slag from melt of ferroalloys (a withdrawal{waste} of ferrous metallurgy) are considered {examined}. Experimental data have shown, that at the maintenance {contents} of slag in structure of ceramic weights of 30 % of a product have optimum physicomechanical parameters. Use calcium the maintenance {contents} slag from melt of ferroalloys promotes recycling industrial wastes, preservation of the environment and expansion of a raw-material base for building materials. Keywords: сalcium the maintenance{contents} slag; a ceramic material; ferroalloy; a chemical compound; experiments; a method of linear regress. Contacts: E-mail: 3375892@mail.ru Pp. 15-24.