Triaxial Mechanical Properties and Micromechanism of Calcareous Sand Modified by Nanoclay and Cement

Table 2

Basic physical and mechanical indexes of cement.

Fineness/%	Initial setting time/min	Final setting time/min	Loss on ignition/%	Compressive strength/MPa		Flexural strength/MPa
				3 d	28 d	3 d	28 d
3.4	210	295	1.4	26.9	48.1	4.9	9.0