Journal
The article is focused on the current problem of recycling phosphogypsum, one of the many types of industrial wastes generated in large amounts at OAO...
| Issue №3, 2022 |
| Section: Waste utilization |
| Keywords: artificial gypsum stone based on phosphopolugidrate and calcium sulfate dihydrate, physico-mechanical properties of cement, hydration of clinker minerals |
| Autor: V.I. Lobachevsky, A.G. Gubskaya, P.I. Pismensky. |
Sulfate resistance of concretes based on various cements produced at the OOO HeidelbergCement Rus in Sterlitamak and Novogurovsky was examined. The re...
| Issue №2, 2018 |
| Section: Science and production |
| Keywords: cement, concrete, sulfate resistance, granulated blast furnace slag |
| Autor: S.V. Moshkovskaya, E.N. Potapova. |
The results of comparative tests of cement-sand mortars with a reactive aggregate in the solutions of sodium hydroxide (NaOH) and sodium salts...
| Issue №5, 2017 |
| Section: Science and production |
| Keywords: alkali-silica reaction, accelerated mortar-bar test, sodium chloride, sodium sulfate, aluminum sulfate |
| Autor: A.S. Brykov, N.S. Paritskaya. |
Calcium sulfoaluminate cements, first developed commercially in China in the 1970’s, are being investigated as an alternative to traditional Portland ...
| Issue №6, 2016 |
| Section: Science and production |
| Keywords: sulfoaluminate, calcium sulfate, setting time, calorimetry, SEM |
| Autor: S. Skalamprinos, M. Whitaker, G. Jen, I. Galan, M.S. Imbabi, F.P. Glasser. |
Term “low-energy cements” describes cements that can replace ordinary Portland cement in at least some applications and can also reduce energy consump...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: low-energy cement, belite clinker, hydraulic activation, sulfate anion |
| Autor: T. Stanek, M. Bohac. |
The situation is described when both old standards for general-purpose cements and test methods — and the new, harmonized with the European ones, are ...
| Issue №6, 2011 |
| Section: Standartization and quality |
| Keywords: standard, general-purpose cements, sulfate-resistant cements, cements for transport construction, general specifications, test methods |
| Autor: Z.B. Entin. |
Special features of manufacture of acid fluoride-based artificial gypsum stone. The article considers the possibility of obtaining gypsum stone from a...
| Issue №6, 2009 |
| Section: Waste utilization |
| Keywords: sludge tank, calcium sulfate dihydrate, gypsum stone |
| Autor: M.A. Mikheenkov. |
The properties of compositions based on mixtures of Portland cement and Secar 38 R aluminous cement with the addition of hemihydrate of calcium sulfat...
| Issue №2, 2012 |
| Section: Dry construction mixes |
| Keywords: Portland cement, aluminous cement, hemihydrate of calcium sulfate |
| Autor: I.N. Medvedeva, S.A. Pogudina. |
The requirements placed on modern accelerators for shotcrete are not only that they should provide virtually instant setting of concrete mixes and ear...
| Issue №3, 2012 |
| Section: Concrete |
| Keywords: shotcrete, alkali-free accelerators, aluminum sulfate |
| Autor: A.S. Brykov, A.S. Vasilyev. |
A method for increasing sulfate resistance of concretes with ordinary Portland cements by adding microsilica is proposed. It was found that high sulfa...
| Issue №4, 2011 |
| Section: Concrete |
| Keywords: concrete, sulfate resistance, corrosion |
| Autor: L.Ya. Kramar, B.Ya. Trofimov, E.A. Gamaliy. |