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Table 4 Experimental results following L16(34) orthogonal array

From: Surface Quality Improvement in Machining an Aluminum Honeycomb by Ice Fixation

No.Spindle speed (r/min)Cutting depth (mm)Feed rate (mm/min)Ra (μm)S/N ratio (dB)
120000.4500.4806.3752
220000.81000.5525.1612
320001.21500.6024.4081
420001.62000.6124.2650
530000.41000.5195.6967
630000.8500.3688.6830
730001.22000.5555.1141
830001.61500.5864.6420
940000.41500.4506.9357
1040000.82000.5694.8978
1140001.2500.28810.8122
1240001.61000.4167.6181
1350000.42000.5615.0207
1450000.81500.5075.8998
1550001.21000.4976.0729
1650001.6500.3209.8970