Research Article

Mathematical Modeling of the Bearing Ratio Curve Rmr (50% Rz), through Investigation of the Effect of Process Parameters in Hard Turning of Steel C55 (DIN) with Mixed Ceramics MC2 (Al2O3 + TiC)

Figure 6

Material ratio curve for roughness profile, experiment 7-1 at v = 67 (m/min); f = 0.315 (mm/rot); a = 0.8 (mm); and r = 0.8 (mm).