The influence of chemical compound of Portland cement on the process of mortar salination is examined in the article. The alteration of mortar salination was established depending on concentration of magnesium oxide in cement.
The article discusses the phenomenon of material electrization in the production of cement and its influence on the technical and economic parameters of technological process. It shows the effect of using ECOFOR device to neutralize the phenomenon of electrization. The ...
The article describes the upgrading of open-cycle cement mill #5 at Shchurovsky cement plant (part of Holcim Group) performed by Fundiciones del Estanda S.A. M. During the execution of the project, a number of units of the mill were completely replaced. As a res...
The article describes the АСУТП concept based on СЕМАТ® – a specialized library developed by Siemens Company in accordance with the requirements of cement production. The library is based on the application of standard programme modules as applied to each object of mana...
The article reviews the Haver & Boecker products intended for weighing, packing and processing of loose materials. It cites the characteristics of the cement packing machine that operates on the vertical turbine principle. The process of bagging is controlled by the sta...
A VEKS-Cement meeting was held to consider proposals on solving the problem of increasing the output of cement while using the existing production capacities. Participants of the event discussed the current status of the cement industry and made a number of suggestions ...
The article considers the interrelation between the structure of cement stone during its formation at the stage of hydration and the rate of hydration, its strength and deformability. It suggests a parameter – the quantity of microcenters of activity – which allows esti...
The article cites the results of a study of sources of chromium ingress in cement at every stage of its production. It is shown that the main source of chromium if the refractory lining of rotary kilns. The article describes the measures that limit the Cr (III) ...
The article characterizes laboratory mill RS 200 produced by Retsch Company and intended for preparation of hard, brittle и fibrous materials for analysis. The mill is also supplied with a tablet press (РР40). Joint operation of the mill and the press make it po...
In connection with the current revival of hydro-engineering projects in Siberia, there is an ever greater need for special cements increases for hydraulic engineering facilities, such cements being today produced in accordance with GOST 10178-85 as 400 DO cement brand w...
