Behavior Evaluation of Ultrahigh-Performance Concrete Beam Containing Para-Aramid Fibers

Table 3

Physical properties of cement.

Density (g/cm^3)	Fineness (cm^2/g)	Setting time (min)		Compressive strength (MPa)
		Initial	Final	3 days	7 days	28 days
3.15	3,200	230	390	22	29	40