Research Article

Optimal Approaches for Hard Milling of SKD11 Steel Under MQL Conditions Using SIO2 Nanoparticles

Table 4

Result of roughness and material removal rate.

No.C (wt%)V (m/min)ap (mm)f (mm/tooth)Ra (μm)MRR (mm3/min)

10400.20.010.220101.91
20400.40.020.250407.64
30400.60.030.350917.20
40600.20.020.240305.73
50600.40.030.288917.20
60600.60.010.200458.60
70800.20.030.270611.46
80800.40.010.181407.64
90800.60.020.2221222.93
102400.20.020.191203.82
112400.40.030.300611.46
122400.60.010.188305.73
132600.20.030.278458.60
142600.40.010.242305.73
152600.60.020.287917.20
162800.20.010.141203.82
172800.40.020.210815.29
182800.60.030.2921834.39
194400.20.030.288305.73
204400.40.010.155203.82
214400.60.020.169611.46
224600.20.010.120152.87
234600.40.020.149611.46
244600.60.030.2341375.80
254800.20.020.143407.64
264800.40.030.2211222.93
274800.60.010.146611.46