Investigating the Effects of Recycled Micropowder and Aggregate on the Properties of Cement Stabilization of Crushed Aggregate (CSCA)

Table 4

Test results and calculation analysis.

Test number	Factor				Test results
	A (%)	B (%)	C (%)	D (%)	Bending tensile strength (MPa)
1	20	20	20	1	y1 = 2.38
2	20	40	40	2	y2 = 2.32
3	20	100	100	3	y3 = 1.91
4	40	20	40	3	y4 = 3.55
5	40	40	100	1	y5 = 3.21
6	40	100	20	2	y6 = 3.33
7	60	20	100	2	y7 = 2.06
8	60	40	20	3	y8 = 2.22
9	60	100	40	1	y9 = 2.15
K1j	6.54	7.96	7.93	7.74	T = 23.13; = 2.57
K2j	10.06	7.68	7.89	7.71
K3j	6.40	7.36	7.18	7.68
	2.203	2.663	2.643	2.580
	3.363	2.583	2.673	2.570
	2.143	2.463	2.393	2.560
Rj	1.220	0.200	0.280	0.020
Relationship factor A > C > B
Optimized scheme A2C2B1