CEMENT, METHOD OF PREPARING SUCH CEMENT AND METHOD OF MAKING PRODUCTS USING SUCH CEMENT

摘要

Cement, method of preparing such cement and method of making products using such cement . A cement based on blast-furnace slag and fly ash, characterized in that the cement is a homogeneous dry particulate mixture in ready-to-use from, which comprises blast-furnace slag having a specific surface area of 500-650 m2/kg and fly ash in a weigh ratio in the range of 20/80-60/40, and further comprises the following components in the amounts indicated, calculated on the total mixture: at least 2% by weight of portland cement clinker and 2-12% by weight of sodium silicate (calculated as Na2O + SiO2).