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1.
GEL CASTING METHOD FOR THE PRODUCTION OF CERAMIC MATERIALS
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(Not-set)
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Gel casting is one of the new and promising methods for producing ceramics. Modern research on the production of ceramic materials by gel casting covers a wide range of materials, including both dense ...
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2.
Phase Transformations in High-Temperature Fibrous Materials at Influence of Non-Equilibrium Temperature and Light Stream
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(Glassceramics)
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Investigations of changes in the phase composition and structure of modern ceramic materials under the action of a high-intensity light flux have been carried out. For the experiment, the technological ...
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3.
High-temperature strength of oxide ceramic materials
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(Science for ceramic production)
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The results of determining the high-temperature (up to 1500 ° C) strength in compression (by the example of lightweight fibrous blocks) and bending (dense oxide ceramics) are presented. The measurements ...
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4.
Heat-proofing material based on the ceramic reinforcing fillers
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(At the enterprises and institutes)
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The technology for producing fibrous semi-finished products based on aluminosilicate fibers is presented, which made it possible to obtain equal density mats from 20 to 40% by volume and provided the possibility ...
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5.
Ceramic alumina fibers and fiber-based materials
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(At the enterprises and institutes)
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The constant increase in the operating temperatures of modern aircraft and gas turbine plants requires an increase in the characteristics of ceramic materials, including heat-shielding and heat-insulating ...
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6.
High-temperature coating SiС - Si3N4 - SiO2 for sealing fibrous metal materials
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(Coatings)
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The results of the creation of thin-film ceramic coatings for fibrous metal sealing materials are presented. Their technological and physical-mechanical properties were investigated at temperatures of ...
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7.
Solid-phase processes in the ceramic matrix of the system SiO2 - Al2O3 - TiO2 added with fibrous nanostructured alumina
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(Science for ceramic production)
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The process of formation of composite ceramics based on the SiO 2 - Al 2 O 3 - TiO 2 system with the addition of nanostructured powders has been investigated ? - and ?-Al 2 O 3 during heat ...
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8.
Thermoreinforcing coatings for heat-protection materials and quasi-plastic ceramics
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(Coatings)
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... coatings provides an increase in the operating temperatures of fibrous heat-insulating materials by 300 - 500 ° C, an increase in thermal and mechanical characteristics by a factor of 2-3. A new glass-ceramic ...
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9.
Structure-phase transformations upon firing of new ceramic raw materials: topaz-containing rock
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(Raw materials)
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... established. Due to its good reinforcing properties, acicular and fibrous mullite, formed during the decomposition of topaz, can be used in various composite materials based on glasses, ceramics, polymers, ...
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10.
CERAMICS BASED ON POWDERS SYNTHESIZED FROM CALCIUM NITRATE AND SILICIC ACID PREPARED VIA ION EXCHANGE METHOD
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(Not-set)
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Ceramics in the CaO–SiO2 and Na2O–CaO–SiO2 systems were obtained from powders synthesized from aqueous solutions of silicic acid and calcium nitrate at a molar ratio of Ca/Si = 0.5 by direct precipitation ...
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11.
TECHNOLOGIES FOR OBTAINING FLEXIBLE THERMAL INSULATION MATERIAL
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(Not-set)
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... as: chemical; thermal; mechanical, which in turn includes the following options: needle-punched, knitting-stitching, hydro-jet method used in the production of flexible fibrous thermal insulation. A number ...
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12.
Development of an Organic Binder for Ceramic Products Obtained by the Additive Technology Method
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(Not-set)
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When using almost all types of additive technologies, it is mandatory to use a binder with further heat treatment of the finished product. The binder compositions can be very diverse. Correct selection ...
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13.
Chemical Resistance of Liquid Phase-Sintered Materials Based on Si3N4-BN
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(Materials and properties)
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Materials based on Si 3 N 4 -BN were obtained by liquid-phase sintering using 20 & # 37; (by volume) YAG as a sintering aid. To obtain composite materials, we used boron nitride powders of hexagonal ...
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14.
Recent studies in in high-performance alumina ceramics development (review). Part 2. Nanopowders synthesis and sintering, sol-gel technique and other methods of obtaining fine-grain and fiber alumina
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(Science for ceramic production)
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A review of dissertations by Russian scientists on ceramics made of aluminum oxide, methods of its preparation for the period since 2000 is presented. Thin structural ceramics are mainly considered. The ...
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15.
Peculiarities of heat-insulating materials macrostructure based on mullite-corundum composition
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(At the enterprises and institutes)
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The features of the macrostructure of rigid heat-insulating materials based on fibers of mullite-corundum composition are considered, the change in the physical and mechanical properties of materials over ...
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16.
Heat-resistant thermal insulation products based on aluminosilicate fiber experience of usage in the lining of thermal units of ceramic industry
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(Industrial experience. Energy saving.)
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The structure and properties of the developed high-alumina products based on aluminosilicate fiber are shown. The application of the developed NK-29 products in the lining of high-temperature thermal units ...
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17.
Glass-ceramic composite protective in-process coatings for intermetallic alloys thermomechanic processing
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(Coatings)
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Glass-ceramic composite protective technological coatings have been developed in the systems Na 2 O? B 2 O 3 ? SiO 2 and BaO? Al 2 O3? SiO 2 for deformation under isothermal conditions in air ...
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18.
High-temperature stress relaxation in mullite ? ZrO2 ceramics
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(Science for ceramic production)
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The data obtained in the study of stress relaxation during high-temperature bending of ceramic specimens based on mullite modified with zirconium oxide are presented.
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19.
Multifunctional high-temperature coatings for heat-insulating materials
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(Coatings)
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The outer surfaces of reusable spacecraft are covered with special heat-shielding materials. These materials also need to be protected from erosion, moisture, etc. with thermal control coatings. At VIAM, ...
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20.
Engineering ceramics based on potassium polytitanate and titania mixtures
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(Science for ceramic production)
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The regularities of the process of interaction of amorphous potassium polytitanate with titanium oxide in the process of firing their mixtures taken with different content of components are investigated. ...
