... bricks of the ShKU type. The thermographic analysis of the outer surface of the ladle and the condition of the inner surface of the lining showed that the main cause of cracking can be considered thermal ...
The influence of the mass content of Al 2 O 3 on the stability of the phase composition and the strength of the ceramics of the Al 2 O 3 -3Y system has been determined. -ZrO 2 prepared according ...
The processes of thermochemical hardening of aluminosilicate glass are investigated. The glass was processed in a KNO3 melt under industrial and laboratory conditions at 440…480 °C for 1…120 h. The effect ...
The paper studies the effect of adding potassium form of silicon-phosphorus-antimony cationite (K:KFS-cationite) to a potassium nitrate salt bath on the magnitude of compressive stresses on the surface ...
... Information on the main types of laser machines used for additional thermal treatment of coatings is provided. It was established that laser post-treatment has a significant effect on the microstructure ...
It was found that almost all the studied compounds could be carbonized under the influence of dry or wet carbon dioxide with the formation of calcium or magnesium carbonates. The equilibrium partial pressure ...
Pilot winding of three batches of fiberglass rods was carried out on the production line. The optimal composition of the EDI binder was selected with the ratio of the components ED-22 / IMTGFA / UP-606/2 ...
The dependences of the ultimate strength in compression of diatomite on temperature in the temperature range of 50 - 700 ° C are investigated. The ultimate strength in compression at a temperature of 450 ...
Within the framework of a quasi-static uncoupled problem of thermoelasticity for an isotropic plate, non-destructive modes of high-temperature laser annealing of optical ceramics
KO-3 with CO2-laser radiation ...
The disadvantages of existing methods for determining the thermal resistance of materials are noted. On the basis of information on the change in the strength of samples of various compositions during ...
It is known that the introduction of small Na2O additives (up to 5 mol. %) into the glass composition of the ZnO–MgO–Al2O3–SiO2 (ZMAS) does not interfere with the production of zinc spinel (ZnAl2O4) based ...
The work is devoted to the issues of obtaining thermal insulation materials using local mineral resources. The focus of this study is to create refractory thermal insulation consisting of a porous filler ...
Zinc magnesium aluminosilicate (ZMAS) glasses have been obtained with the addition of Na2O (from 1.1 to 7.0 mol. %). Influence of the Na2O content on glass forming ability and effectiveness of the ion-exchange ...
The paper presents the results of obtaining hardened synthetic carbon materials that can be used for technical thermal insulation under conditions of elevated pressures and temperatures. The hardened syntactic ...
Transparent glass-ceramics are attracting more and more attention as a material for protecting the screens of electronic devices. The paper considers the possibility of carrying out ion-exchange of transparent ...
The effect of femtosecond laser micro-treatment in thermal and non-thermal modes on the structure of transparent glass-ceramic based on the ZnO–MgO–Al2O3–SiO2 system, characterized by increased mechanical ...
Three batches of unidirectional basalt fiber-reinforced plastic were fabricated as plates, and continued tests were performed under load at room temperature and in a closed desiccator at a 99 % moisture ...
The paper studies the bioactivity of hybrid composite materials containing calcium phosphates up to 60 %
by weight and polylactide (PLA) with additives of glycerol and sorbitol, in situ and in vitro. ...
Comprehensive studies of anorthite-containing building ceramics, obtained on the basis of clay and sludge waste from metallurgical production, have been carried out. Component compositions were selected ...
The research of corrosion processes of glass coating of pipes of pipelines in the conditions of acidic, alkaline and marine environments has been carried out. In an acidic environment, corrosion of the ...
