EDM Parameters Calculator

Calculate material removal rate, electrode wear, and surface roughness for electrical discharge machining.

Peak discharge current.
A
Duration of each discharge pulse.
μs
Time between pulses for flushing.
μs
Voltage across the discharge gap.
V
Working area of the electrode.
mm²

Results

Material Removal Rate-mm³/min
Est. Surface Roughness Ra-μm
Duty Factor-%
Average Power-W
References: Jameson — Electrical Discharge Machining; SME EDM Handbook