FIELD: electrophysical treatment of current conductive materials. SUBSTANCE: method comprises steps of feeding jet of mineral oil between electrodes and rotating part at applying technological electric current pulses between electrodes; providing between electrodes specific pressure up to 0.5 MPa; sustaining voltage amplitude in range 1-50 kV and current values in range 1-100 mcA. EFFECT: enhanced efficiency of process, improved quality of grinding.
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