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21.
SYNTHESIS OF MULLITE-SILICA CERAMICS WITH ENHANCED ELECTROPHYSICAL PROPERTIES
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(Not-set)
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Presents the results of the synthesis of mullite-silica ceramics with improved electrophysical characteristics based on natural kaolinite raw materials extracted in the Orenburg region. The main attention ...
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22.
INFLUENCE OF NANODISPERSED ALUMINUM OXIDE ON THE PHYSICAL AND MECHANICAL PROPERTIES OF TECHNICAL CERAMICS
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(Not-set)
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The article presents the results of a study on the development of a composition of technical ceramics for ceramic grinding bodies and the influence of dispersed oxide on its basic properties. It is shown ...
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23.
CORUNDUM CERAMICS BASED ON RUSSIAN RAW MATERIALS WITH A REDUCED SINTERING TEMPERATURE
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(Not-set)
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The physico-mechanical properties of corundum ceramics based on domestic alumina grade Г-00 have been studied. It was found that the best mechanical strength indicators were obtained for ceramics fired ...
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24.
FIREСLAY CRUCIBLES WITH IMPROVED PROPERTIES FOR ORE ASSAY ANALYSIS
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(Not-set)
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The possibilities of obtaining fireclay crucibles for fire assay of ores with high quality indicators based on the highest-grade local raw materials of Uzbekistan – AKF-78 kaolin and fireclay obtained ...
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25.
IMPROVEMENT OF THE PHYSICO-MECHANICAL PROPERTIES OF FACING BRICKS THROUGH HYPERPRESSING BASED ON LOCAL RAW MATERIALS
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(Not-set)
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This work examines the main regularities in the formation of cement stone structure and the relationship between the properties of concrete mixes with various fillers and highly compressed materials obtained ...
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26.
MORPHOLOGY OF NICKEL AND COBALT OXIDES DEPOSITED ON VARIOUS SUBSTRATES
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(Not-set)
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The morphology of nickel and cobalt oxides deposited on various substrates, namely ?-alumina and silica gel, is investigated. The main purpose of the work was to study the effect of synthesis methods, ...
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27.
SYNTHESIS OF TITANIUM OXIDE POWDERS FROM VARIOUS TITANIUM SALTS AND STUDY OF ITS PROPERTIES
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(Not-set)
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In this work, a number of titanium oxide powders with different crystal structures and textural characteristics were synthesized. The initial raw materials were metallic titanium and rutile (rutile particle ...
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28.
MAIN TYPES OF DEFECTS OF QUARTZ CERAMIC BLANKS PRODUCED BY THE SLIP CASTING METHOD FROM WATER SLIPS
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(Not-set)
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In article main types of defects in ceramic blanks and the causes of their occurrence are considered. Comparative analysis of the two materials used – duralumin alloy and caprolon – in the making of cores ...
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29.
CERAMIC COMPOSITE MATERIALS IN THE Ca2P2O7–Ca3(PO4)2 SYSTEM BASED ON POWDER MIXTURES INCLUDING CALCIUM PHOSPHATE OF NATURAL ORIGIN AND MONOCALCIUM PHOSPHATE MONOHYDRATE
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(Not-set)
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Ceramics in the Ca2P2O7–Ca3(PO4)2 system were obtained from powder mixtures containing calcium hydroxyapatite Са10(РО4)6(ОН)2 of natural origin and monocalcium phosphate monohydrate Ca(H2PO4)2·H2O. Fish ...
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30.
PRODUCTION OF POROUS CERAMICS ?-Al2O3–3YSZ WITH ADDITIVE OF ?(?)-Al2O3
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(Not-set)
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Porous ?-Al2O3–3YSZ ceramics were fabricated using slip casting, incorporating 15 wt. % submicron Al2O3 powders as sintering additives. These orders were synthesized via solution combustion synthesis using ...
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31.
INFLUENCE OF TECHNOLOGICAL FACTORS ON MECHANICAL STRENGTH OF PERICLASE-CARBON REFRACTORIES
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(Not-set)
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The paper presents the results of research on the influence of humidity, heat treatment temperature, fractional composition of periclase, time of aging before heat treatment, the amount of carbon in the ...
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32.
THERMAL INSULATION PROPERTIES OF CERAMOVERMICULITE AND KERAMOPERLITE MATERIALS ON A WOLLASTONITE BOND AT HIGH TEMPERATURE
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(Not-set)
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High-temperature thermal insulation materials are widely used in civil engineering as flame retardant materials, as well as in many industries. Rocks and industrial waste are used as raw materials for ...
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33.
SYNTHESIS OF EFFECTIVE SILICATE MATERIALS BASED ON WASTE FROM THE ENERGY INDUSTRY
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(Not-set)
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Describes a method for determining the physico-mechanical properties of a synthesized batch of propants. Industrial waste is one of the sources of anthropogenic impact on the environment on a global scale, ...
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34.
FILTER ELEMENTS BASED ON ALUMOSILIATE FIBERS FOR SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES – A REVIEW
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(Not-set)
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A review of oxide compositions, developed for ceramic aluminosilicate fibers -based filter elements modification for the purpose of the selective catalytic reduction of nitrogen oxides in the purification ...
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35.
CERAMIC MASS BASED ON THE SYSTEM KAOLIN–ALUMINA-CONTAINING WASTE–DOLOMITE
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(Not-set)
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The article investigates the high-temperature interaction and sintering processes of samples of high-alumina masses of low-temperature firing for technical ceramics based on the ternary system kaolin–alumina-containing ...
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36.
INFLUENCE OF REFRACTORY FILLERS ON THE PROPERTIES OF CERAMICS BASED ON HIGH CONCENTRATED SILICA GLASS SUSPENSIONS
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(Not-set)
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Refractory and heat-resistant materials with a coarse-grained and large-porous structure were obtained using silica glass suspensions with mullite, spinel, corundum and quartz fillers. The influence of ...
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37.
CALCIUM ZIRCONATE: METHODS OF SYNTHESIS AND APPLICATIONS OF CERAMIC AND REFRACTORY MATERIALS BASED THEREON – A REVIEW. PART 1: METHODS OF CALCIUM ZIRCONATE SYNTHESIS
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(Not-set)
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The publication presents general information about calcium zirconate and the physical/chemical properties of products based thereon. Methods for CaZrO3 production, such as solid-phase synthesis, electric ...
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38.
SINTERING OF AMORPHOUS Al(OН)3 USING COLD ISOSTATIC PRESSING
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(Not-set)
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It has been established that the high temperature of decomposition of amorphous Al(OH)3 makes it possible to directly sinter corundum ceramics from aluminum hydroxide, bypassing the stage of its preliminary ...
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39.
THE COMBINED EFFECT OF SINTERING ADDITIVES MgO AND TEOS ON THE STRUCTURE AND OPTICAL PROPERTIES OF CERAMICS YAG:Yb, Er
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(Not-set)
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In this work, the effect of sintering additives based on magnesium oxide (MgO) and silicon oxide (TEOS) in concentrations from 0.02 to 0.10 wt. % and 0.2 to 0.5 wt. %, respectively, was investigated on ...
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40.
NANOCRYTALLINE GLASS CERAMICS BASED ON PERLITE: SYNTHESIS AND RESEARCH
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(Not-set)
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From a cheap perlite as the basic raw material an opaque glass-crystalline material was synthesized containing nanosized crystals of wollastonite and gehlenite with an average size of 100 nm. The phase ...
