Mechanical Properties and Numerical Analyses of Basalt Fiber Crumb Rubber Mortars in Soft Rock Roadways

Table 1

Physical and mechanical properties of P.O. 42.5 Portland cement.

Density (g/cm^3)	Specific surface area (cm^2/g)	Setting time		Compressive strength (MPa)	Flexural strength (MPa)
		Initial (min)	Final (min)
3.00 ± 0.02	3450 ± 50	120 ± 5	310 ± 10	48.5 ± 2.0	9.2 ± 0.5