Frost Durability and Strength of Concrete Prepared with Crushed Sand of Different Characteristics

Table 1

Physical properties of used cement.

Density (g/cm^3)	Standard consistency (%)	Setting time (min)		Flexural strength (MPa)		Compressive strength (MPa)
		Initial	Final	3 d	28 d	3 d	28 d
3.13	27.0	125	190	6.8	9.3	30.3	51.2