A new market report on the future of granulated blast furnace slag (GBFS) has been released, with unmatched information on the production and utilisation of this type of cementitious material, incl. the breakdown by 108 countries. The Commonwealth of Independent...
SOYUZCEMENT Union of Cement Producers (NO SOYUZCEMENT) turned 20 years old. Today the Union brings together leading cement producers of Eurasian Economic Union countries. NO SOYUZCEMENT protects the interests of the industry and contributes to providing consumer...
On 3rd August 1922 the company for AUMUND-Patente MB.H. was founded, which laid the cornerstone for the globally operating AUMUND Group of companies. The article describes the history of AUMUND Group and provides information about its products in conveying and storage o...
United Cement Group (UCG) is the largest cement producer in Uzbekistan and countries of Central Asia. UCG companies carry out large projects on modernization of production, and preparation to launch new processing lines is in progress. By the end of 2022 it is p...
In December 2022 the Angarsk cement and mining works, a division of the Siberian Cement holding company, celebrates its 65th anniversary. The article describes the history of the company, implementation of large-scale investment projects in recent years, provides inform...
Russian construction industry sets the requirements to the market of construction materials and concrete, in particular, the requirements dictated by the current conditions of its development are to increase the average class of concrete, to reduce the carbon footprint ...
The provision of laboratories with modern equipment became more complicated, which made it necessary to change the delivery channels used by OOO RVS. The article gives examples of upgrading testing machines, Vicat needle apparatus and mortar mixers manufactured by TESTI...
A number of modernization projects implemented at the Rybnitsa cement plant are described. The control over transportation of the milled raw materials into the mixing silos and raw meal delivery into the feed bins of the rotary kilns is automated. Heating systems for el...
Modelling of the aspiration modes of a ball tube mill taking into account the thermal and moisture conditions of grinding a multicomponent charge containing clinker, gypsum and slag is discussed. Equations for calculating the following indicators are obtained: the parti...
| Author: V.S. Bogdanov, S.I. Antsiferov, D.V. Bogdanov, O.I. Bazhanova, E.A. Sychev |
| Section: Equipment and technology |
| Keywords: ball-tube mill, aspiration, batch mixture, moisture content, temperature, particle size, velocity, negative pressure |
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 method for obtaining this additive has been developed, its optimum dosages established, the mechanism of cement hydratio...
