Tool and Die Maker how-to
How to Set Up a Wire EDM Cut
Wire EDM cuts complex shapes in hardened steel without cutting forces.
Quick answer
Wire EDM cuts complex shapes in hardened steel without cutting forces. In short: load; thread; indicate, then complete the remaining steps below.
Step by step
Load the program from the CAM system.
Thread the wire and check tension.
Indicate and clamp the workpiece square to the machine.
Pick up the start hole or edge.
Set cutting conditions for material and thickness.
Run the cut and monitor for wire breaks.
Safety reminders for tool and die makers
- Wear eye protection and keep guards in place
- Lock out presses before working inside dies
- Lift heavy die sections with hoists
- Handle coolant and EDM fluids with proper PPE
Key terms
Die · Progressive die · Mold · Punch · Clearance · Wire EDM: see the full tool and die maker glossary.