Journal
OAO Novoroscement, one of the oldest Russian cement plants, celebrates its 140th anniversary in December 2022. The production facility managed by OOO ...
Issue №6, 2022 |
Section: Jubilees |
Keywords: Portland cement, production, quality, modernization |
The paper describes the character of structural damage of composites reinforced with dispersed polypropylene microfibers, determines their strength an...
Issue №6, 2022 |
Section: Science and production |
Keywords: microfiber, reinforcement, composite, Portland cement, granulated blast furnace slag |
Autor: O.M. Smirnova, A.M. Kharitonov, Yu.M. Tikhonov. |
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. |
Blended Portland-PFA cement made of basic coal fly ash from TPPs of Kansk-Achinsk basin has been examined. The main parameters of the composition and ...
Issue №4, 2022 |
Section: Waste utilization |
Keywords: ash Portland cement, basic (high-calcium) fly ash, parameters of technology |
Autor: G.I. Ovcharenko, E.Yu. Khizhinkova. |
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. |
The paper is devoted to the problems arising during the certification of the standard multifractional sand for cement tests in connection with the new...
Issue №6, 2021 |
Section: Standartization and quality |
Keywords: cement testing sand, Portland cement, compressive strength |
Autor: F.L. Kapustin, A.B. Gonta, I.S. Egorov. |
In the production of Portland cement clinker the raw mix always contains sodium and potassium oxides, which can accumulate in the calcined material be...
Issue №4, 2021 |
Section: Science and production |
Keywords: Portland cement clinker minerals, alite, belite, Portland cement clinker, sodium oxide, potassium oxide, grindability, microhardness, compressive strength |
Autor: D.A. Mishin, A.O. Erygina. |
GOST 15812019 "Well Portland cements. Specifications" will come into effect on January 1, 2022 in Russia, Belarus, Armenia and Kyrgyzstan. ...
Issue №1, 2021 |
Section: Standartization and quality |
Keywords: well Portland cement, clinker, GOST |
Concrete producers have known for a long time that optimizing the particle size distribution of concrete aggregates allows for a higher strength concr...
Issue №4, 2020 |
Section: Concrete |
Keywords: aggregate, concrete, Portland cement, particle packing density, void volume, supplemental cementitious materials |
Autor: J. Guynn, J. Kline. |