Research Article
Investigation on Surface Roughness of Inconel 718 in Photochemical Machining
Table 4
Summary of ANOVA for surface roughness.
| Concentration in grams/liters | Sample weight before etching in grams | Sample weight after etching in grams | Weight loss in grams |
| (A) 500 | 0.977 | 0.958 | 0.019 | (B) 550 | 0.971 | 0.956 | 0.015 | (C) 600 | 0.982 | 0.970 | 0.012 |
|
|