Open Access

Table 1

Surface finish achievable by different finishing processes [7].

Sr. No. Finishing process Workpiece Ra value (nm)
1 Grinding 25–6250
2 Honing 25–1500
3 Lapping 13–750
4 Abrasive flow machining (AFM) WITH SiC abrasives Hardened steel 50
5 Magnetic abrasive finishing (MAF) Stainless steel 7.6
6 Magnetic Float Polishing (MFP) with CeO2 Si3N4 4.0
7 Magnetorheological Finishing (MRF) with CeO2 Flat BK7 Glass 0.8
8 Elastic Emission Machining (EEM) with ZrO2 abrasives Silicon <0.5
9 Ion Beam Machining (IBM) Cemented carbide 0.1

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