| abstract |
PROBLEM TO BE SOLVED: To provide a hydraulic composition capable of obtaining high-strength concrete or ultra-high-strength concrete equivalent to a high-strength concrete, or a concrete using the hydraulic composition, although the amount of cement is small or no cement is contained. provide. In a hydraulic composition, at least one of cement and slaked lime is blended in an amount of 10 to 40% by weight. The contents of cement and slaked lime are each 20% by weight or less. Moreover, a total of 40 to 90 weight% of fly ash and blast furnace slag fine powder are mix | blended. The amount of fly ash is 15% by weight or more of the whole. Furthermore, silica fume, anhydrous gypsum, etc. are blended as necessary. [Selection figure] None |