Studies on Erosion Behavior of Plasma Sprayed Coatings of Glass Microspheres Premixed with Al₂O₃ Particles

Table 7

S/N ratio response table for erosion rate.

Level	A	B	C	D	E
1	−21.92	−22.74	−23.57	−24.24	−23.68
2	−24.57	−23.80	−24.07	−24.31	−24.73
3	−24.91	−25.14	−24.60	−24.22	−24.68
4	−26.10	−25.82	−25.25	−24.72	−24.40
Delta	4.17	3.09	1.68	0.50	1.05
Rank	1	2	3	5	4