Journal
A comparative characteristic of fly ash formed during the combustion of raw materials of plant origin (peat, bark, sawdust, sewage sludge from the...
Issue №2 |
Section: Waste utilization |
Keywords: ash utilization, ash and slag waste, hearth ash, fly ash, mineral additives, chemical composition, greening of the economy, cement |
Autor: A.B. Diagileva, A.I. Smirnova. |
The purpose of the study is to develop cement fine-grained concrete modified with active mineral additives for 3D concrete printing (3DCP) wit...
Issue №1 |
Section: Science and production |
Keywords: concrete, additive manufacturing in construction, 3DCP, active mineral additives, rheotechnological properties, strength. |
Autor: R.Kh. Mukhametrakhimov. |
The article considers the possibility of obtaining composite cement for hydraulic engineering using finely dispersed aluminosilicate rocks - perlites,...
Issue №1 |
Section: Science and production |
Keywords: plasticizing additive, silicic acid sol, composite cement, vitreous perlite, crystallized perlite, degree of dispersion, specific surface area, heat dissipation, compressive strength, hydraulic concrete |
Autor: L.A. Urkhanova,, A.A. Ivanov, S.A. Lkhasaranov. |
A technique for studying the hydration processes of cement compositions has been developed using semi-adiabatic calorimetry. The pilot plant with remo...
Issue №4, 2023 |
Section: Concrete |
Keywords: semi-adiabatic calorimetry, hydration of cement, compatibility of additives, laboratory installation |
Autor: V.A. Beregovoy, I.Y. Lavrov. |
It is shown that an increased resistance of concrete to biological corrosion can be achieved by using a high-performance complex chemical admixture co...
Issue №4, 2023 |
Section: Concrete |
Keywords: biological corrosion, stability, microorganism waste products, dense structure, strong hydrated phases, chemical additive |
Autor: V.Y. Solovieva, I.V. Stepanova, D.V. Soloviev. |
The article contains the results of laboratory studies performed to evaluate the effectiveness of introducing a complex additive based on synthetic fl...
Issue №2, 2023 |
Section: Waste utilization |
Keywords: fluorocarboncontaining mineralizer, combustible additive, sodium fluoroaluminates, lime milk, caustification, thermogravimetry, limestone decarbonizing, clinker chemical species synthesis |
Autor: B.P. Kulikov, N.V. Vasyunina, I.V. Dubova, A.S. Samoilo, R.O. Balanev, I.K. Ivanova, Ya.S. Sysoeva. |
The paper presents the results of the research in obtaining a colloidal additive on the basis of aluminosilicate minerals for cement modification. It ...
Issue №5, 2022 |
Section: Science and production |
Keywords: Portland cement, synnyrites, colloid additive, modifier, sol-gel technology, modification of cement stone |
Autor: L.A. Urkhanova, E.V. Dorzhieva, E.V. Gonchikova, A.B. Tsydenova. |
The paper presents the results of studies of the use of colloidal additive produced by hydrolysis of Portland cement to modify the cement matrix. The ...
Issue №4, 2022 |
Section: Science and production |
Keywords: Portland cement, ultrafine additive, hydrolysis, differential thermal analysis |
Autor: L.A. Urkhanova, S.A. Lkhasaranov, D.V. Danzanov, V.R. Makarov. |
The examined fine mineral additives introduced into Portland cement increase the strength of cement both during its hardening in standard conditions a...
Issue №3, 2022 |
Section: Science and production |
Keywords: Portland cement, strength, finely dispersed mineral additive, diopside, limestone, combined additive |
Autor: L.V. Ilyina, N.O. Gichko, A.K. Tulyaganov. |
It has been established that granulated blast-furnace slag improves the structure of the problem cohesive soils increasing their density and strength....
Issue №2, 2022 |
Section: Waste utilization |
Keywords: soil, reinforcement, filtration coefficient, maximum density, strength, frost resistance, granulated blast furnace slag, finely ground blast furnace slag, Рortland cement, chemical additive |
Autor: R.R. Adigamov, E.V. Mitukova, V.Y. Solovieva, S.O. Gunin. |