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 11

Graphic representation of Rmr (50% Rz) vs. cutting speed v (m/min) and cutting insert nose radius r (mm) at a = 0.8 (mm) and f = 0.315 (mm/rot).