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21.
Properties of porous permeable ceramics based on uniform corundum powders and nanodisperse binder
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(Science for ceramic production)
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Based on the calculations performed for various types of densest packings of spherical particles, it was concluded that it is possible to create in practice porous permeable ceramic materials with open ...
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22.
Special features of synthesizing pigments with corundum-spinel structure
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(Science for ceramic production)
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The results of a study of the possibility of synthesizing pigments of a corundum-spinel structure are presented, methods of directed regulation of the processes of structure and phase formation for obtaining ...
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23.
Corundum filtering ceramics on phosphate binders
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(Science for ceramic production)
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The effect of various pore-forming additives in the form of recycled Claus catalyst, gypsum and coke on the physical and technical characteristics and permeability of the structure of corundum ceramics ...
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24.
Control of molding compounds for abrasive tool from silicon carbide and electrocorundum micropowders on a ceramic binder
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(At the enterprises and institutes)
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The possibility of using a small-sized device VIMS-1 for measuring the electrophysical properties of molding abrasive masses from micropowders in the development of formulations of abrasive tools and for ...
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25.
Diffusion kinetics upon interaction between corundum refractories and the glass melt
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(Refractories for glass production)
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The diffusion kinetics at the contact of electrofused corundum refractories with glass melt has been investigated. The diffusion coefficients of Аl 3+ and their temperature dependence have been determined. ...
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26.
Composition material of the system corundum - zirconium dioxide - sintering additive
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(Science for ceramic production)
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A composite material has been developed based on Al 2 O 3 , containing partially stabilized ZrO 2 as a strengthening component, and a eutectic of the CaO system as a sintering additive - ZnO - Al ...
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27.
Chemical factor in liquid-recrystallization sintering of corundum
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(Science for ceramic production)
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The sintering of corundum by the liquid-recrystallization mechanism with the introduction of additives of borosilicate glasses of eutectic composition is investigated. The comparative efficiency of floating ...
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28.
The effect of binder on the properties of electrocorundum abrasive tool
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(Science for ceramic production)
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The influence of the chemical composition of the bond on the properties of the abrasive tool made of electrocorundum is considered. Compositions of ceramic bonds before and after tool firing are analyzed. ...
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29.
Sintering of corundum mass modified with a glass phase of eutectoid composition
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(Science for ceramic production)
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The influence of the glass phase of the eutectoid composition on the sintering of corundum masses is considered. It has been established that an additive corresponding to the composition of the eutectic ...
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30.
Corundum ceramics of medical duty
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(At the enterprises and institutes)
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The possibilities of using various types of alumina raw materials, modifying additives, temporary technological bonds for the manufacture of bioinert ceramic materials based on aluminum oxide have been ...
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31.
Setting of binder composition for abrasive electrocorundum instrument
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(Science for ceramic production)
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The properties of ceramic bonds used in the production of electrocorundum abrasive tools are given. Methods for studying the properties of ceramic bonds are considered, including methods that make it possible ...
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32.
PHYSICAL AND MECHANICAL PROPERTIES OF Al-Al2O3 CERMET WITH A HETEROGENEOUS GRANULE-LAYERED STRUCTURE PRODUCED USING MECHANICAL ALLOYING AND VACUUM SINTERING
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(Not-set)
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To produce Al–Al2O3 cermet with a heterogeneous granular-layered structure, mixing of flake aluminum powder of the PAP-2 brand with the plasma-chemical alumina powder (PCAP) consisting of nano-thick lamellar ...
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33.
RESEARCH OF THE DEPENDENCE OF THE THERMAL STRENGTH PROPERTIES OF REFRACTORY MATERIALS OF THE LADLE LINING OF THE FERROALLOY PRODUCTION ON TEMPERATURE
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(Not-set)
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The article is devoted to the study of the dependence of the change in compressive strength on temperature for refractory materials of the lining of a pouring ladle of ferroalloy production – fireclay ...
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34.
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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35.
LOW-TEMPERATURE CERAMICS BASED ON WOLLASTONITE AND PEROVSKITE MODIFIED WITH THE ADDITION OF Al2O3–CuO–Li2CO3 FOR LTCC TECHNOLOGY APPLICATION
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(Not-set)
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Ceramics based on beta-CaSiO3 wollastonite with additives of perovskite and sintering aluminum-copper-lithium additive were obtained. The effect of a sintering additive on ceramic and dielectric properties ...
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36.
MICROSTRUCTURE AND PROPERTIES OF A GLASS-FIBER COMPOSITE DEPENDING ON THE SPECIFIC SURFACE AREA OF THE FILLER – LEAD TITANATE
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(Not-set)
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The microstructure of solder compositions based on high-lead low-melting glass and lead titanate as a crystalline filler correcting the temperature coefficient of linear expansion (TCLE) of solder has ...
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37.
PRODUCTION OF POROUS CERAMICS ?-Al2O3–3YSZ WITH ADDITIVE OF ?(?)-Al2O3
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(Not-set)
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... in the corundum Al2O3–3YSZ ceramics. The ceramic samples, fired at 1550 ?C, attained a relative density of 75…85 % with an open porosity of 0.90…1.71 %. The morphology of the aluminum oxide additives, ...
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38.
CERAMIC MASS BASED ON THE SYSTEM KAOLIN–ALUMINA-CONTAINING WASTE–DOLOMITE
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(Not-set)
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... of crystalline phases of minerals occurs in the form of mullite, corundum, ?-cristobalite, as well as in a small amount of anorthite and an amorphous glassy phase, which impart the necessary physical and ...
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39.
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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40.
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 ...
