Onmachine electric discharge truing of small ballend fine .
WEBMar 1, 2020 · The truing and grinding experiments are performed on a selfdeveloped ultraprecision grinding machine to study the effects of electrical parameters on the SBFDW truing (Fig. 5). The tool electrode spindle is mounted on a fin ET uning positioner and can rotate from 0 to 40000 rpm. ... Secondly, the effects of truing depth, grinding .