Dry Sliding Friction and Wear Studies of Fly Ash Reinforced AA-6351 Metal Matrix Composites

Table 3

L₉(3)⁴ orthogonal array.

Control factors
Ex.	A	B	C
1	9.81	1	5
2	9.81	2	10
3	9.81	3	15
4	19.62	1	10
5	19.62	2	15
6	19.62	3	5
7	29.43	1	15
8	29.43	2	5
9	29.43	3	10