Development of Modified Grouting Material and Its Application in Roadway Repair Engineering

Table 4

Range analysis table of slurry physical performance.

Test items		Mean and range			Primary and secondary factors	Optimal combination
		A	B	C
Viscosity		77.8	43.133	42.833	ACB	A3C1B1
		36.633	46.2	46.267
		24.033	49.133	47.3
		53.767	6	6.8
Water separation rate of material A		1.933	7.267	8.5	ACB	A1C3B1
		6.733	7.3	7.2
		13.5	7.6	6.467
		11.567	0.333	2.033
Water separation rate of material B		1.133	5.2	6.767	ACB	A1C3B1
		5.233	5.467	5.167
		10.167	5.867	4.6
		9.034	0.667	2.167
Primary solidification time		14.333	28.333	26.667	ABC	A1B1C1
		26	29	33
		51.667	34.667	32.33
		37.334	6.334	6.333
Final solidification time		20	42	40.333	ABC	A1B1C1
		38.333	43.333	47.333
		79	52	49.667
		59	10	9.334