The Optimization of Calcareous Fly Ash-Added Cement Containing Grinding Aids and Strength-Improving Additives

Table 7

A comparison of the reference cement and the optimal cement.

	Reference cement	Optimal cement	Difference (%)
2-day compressive strength (MPa)	23.15	25.66	10.8
28-day compressive strength (MPa)	45.04	56.57	25.6
Cost ($)	26.78	24.19	9.7