According to the results of many studies and the provisions of standards, it is recommended to make frost-resistant concrete only on the basis of Portland cement with obligatory air entrainment. However, the recent research has shown that a high degree of water content...
Author: I.M. Ivanov, L.Ya. Kramar, K.V. Shuldyakov |
Section: Waste utilization |
Keywords: freeze-thaw resistance, frost fracture mechanisms, ground granulated blastfurnace slag, Portland blastfurnace slag cement, water-cement ratio, cement matrix, structure, calcium hydrosilicates, durability |
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 production process of such cement were identified, taking into account the deformations of ash-cement matrix after steam...