Properties and Applications of a New Chemical Grouting Material

Table 2

Orthogonal design table.

Group	Variable
	Main agent: auxiliary agent	Catalyst amount (%)	Foam stabilizer amount (%)	Solvent amount (%)
Group 1	1 : 1	0.0	0.5	5
Group 2	1 : 1	0.25	1.0	10
Group 3	1 : 1	0.5	1.5	15
Group 4	1 : 1	0.75	2.0	20
Group 5	2 : 1	0.0	1.0	15
Group 6	2 : 1	0.25	0.5	20
Group 7	2 : 1	0.5	2.0	5
Group 8	2 : 1	0.75	1.5	10
Group 9	3 : 1	0.0	1.5	20
Group 10	3 : 1	0.25	2.0	15
Group 11	3 : 1	0.5	0.5	10
Group 12	3 : 1	0.75	1.0	5
Group 13	4 : 1	0.0	2.0	10
Group 14	4 : 1	0.25	1.5	5
Group 15	4 : 1	0.5	1.0	20
Group 16	4 : 1	0.75	0.5	15