Research on Optimal Proportion and Performance of Cement-Clay Slurry

Table 5

Orthogonal factors and levels.

Factors and levels	A	B	C	D	E
1	0.5 : 1	15	10	2	1
2	0.8 : 1	25	15	3	3
3	1 : 1	35	20	5	5
4	1.5 : 1	45	25	7	7