Research on Application of Ultra-Fine Limestone Powder in Concrete

The ultra-fine limestone powder can he used to replace cement or as admixture in concrete, improve the properties of concrete, reduce the dosage of cement and admixture, reduce cost, and realize the good combination of economical and environmental benefits. This paper presents the production process of ultra-fine limestone powder, compares research and application results of domestic and foreign scholars, analyzes existing problems, and provides reference for future research and application.