Precision Micro-EDM Drilling
Fast Hole Micro-EDM Drilling & Cooling Hole Array Calculator
Calculate fast hole EDM penetration speed, material removal rate, internal flushing fluid velocity, side spark gap overcut ($S_g$), and exit breakthrough deceleration distances for gas turbine effusion cooling arrays.
Tooling & Discharge Parameters
Brass or copper single-channel/multi-channel tubular electrode.
Internal flushing lumen diameter for high-pressure deionized water.
Total drill path length through component wall.
Through-spindle deionized water pressure for chip evacuation.
Discharge current amplitude during pulse-on duration.
Single discharge spark duration.
Tubular electrode rotation to maintain roundness and clear swarf.
Drilling Dynamics & Hydraulic Metrics
Penetration Rate
--mm/min
Cycle Time per Hole
--sec
Spark Gap Overcut ($S_g$)
--µm
Final Finished Hole Dia
--mm
Flushing Water Velocity
--m/s
Aspect Ratio ($L/D$)
--:1
Breakthrough Prevention: Decelerate Z-axis servo by 60% at remaining depth 1.2 mm to prevent rear internal wall damage.
Need Turbine Array CAD/CAM Vector Prepress?
Review complete multi-row cooling hole pitch coordinates, diffuser fan geometry, and spark gap CAM offsets.
Explore Fast Hole Micro-EDM Vector Guide →Convert Low-Res Blueprints to Precision CAM Vectors
Convert hole layout diagrams and drawings into razor-sharp DXF, SVG, and EPS geometry with calibrated spark offsets.
Convert Vectors with SpotItLive