Electrical Discharge Machining (EDM) Service

An Effective Option Delivering Tremendous Precision on Parts Made of Electrically Conductive Material

Electrical Discharge Machining (EDM) Service for Hard Metals

3Diligent provides an electrical discharge machining (EDM) service for hard metals or those that would be very difficult to machine with other rapid-manufacturing techniques. 3Diligent also offers materials that are electrically conductive, although methods have also been proposed for using EDM to machine insulating ceramics.

Electrical Discharge Machining (EDM) Service Overview

3Diligent's machining electrical discharge machining (EDM) service reigns in the realm of high-accuracy projects. Also known as spark machining, spark eroding, die sinking, wire burning, or wire erosion, this process causes metal erosion through electrical discharge to achieve fine results. EDM typically finds use in highly intricate parts or instances that remove support material on metal 3D printed parts.

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Electrical Discharge Machining (EDM) Service at a Glance

Branded Processes Also Known As
Advantages
Highly Accurate. Tolerances as low at 0.001".
Cost-Effective. Fast processing, turnaround, and less waste.
No Direct Contact Between Workpiece and Tool. Minimal residual stresses.
Versatile. Multi-axis cutting allows for highly complex geometries.
No burrs.
Limitations
Sharp Corners Difficult. Due to the electrode wear on the part.
Conductive materials only. The EDM machine burns out openings in a shovel of the turbine of the aviation engine.
Operator uses an EDM electrode to make precision mold and die.

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Related Generic Processes