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 9

Rmr (50% Rz) as a function of cutting speed v (m/min) and feed f (mm/rot), at a = 0.8 (mm) and r = 1.6 (mm).