Why graphite
Still burning copper electrodes?
Switch to graphite and save up to 50% on electrode costs — with faster cutting and a better finish.
Fastermaterial removal rate (MRR)
Bettersurface finish
Lowerelectrode wear
Lesshand polishing
Fewerelectrodes per job
HigherEDM productivity
The productivity formula
How graphite pays for itself.
Optimisedgraphite grade
+
High-temperatureresistance
+
Durablelonger electrode life
=
Higherproductivity
Side by side
EDM electrode materials compared.
| Property | Graphite | Copper | Tungsten copper |
|---|---|---|---|
| Weight | Excellent | Poor | Poor |
| Machinability | Excellent | Poor | Poor |
| Strength | Excellent | Good | Excellent |
| Cost | Excellent | Good | Poor |
| Stability | Excellent | Excellent | Excellent |
| Electrode wear — roughing | Excellent | Fair | Fair |
| Electrode wear — finishing | Good | Good | Excellent |
| Thermal expansion | Excellent | Poor | Excellent |
Have a drawing or a sample?
Send us the dimensions, grade and quantity — we'll come back with a price and lead time.