Table 3 Experimental conditions
Working condition | Description |
|---|---|
Work piece | Inconel-800 (150mm × 15mm × 6mm) |
Tool material | Copper, Copper-chromium and Graphite, ø12mm and length 40 mm |
Dielectric | EDM Oil grade SAE 450 + WC, Cobalt and B4C Powder |
Flushing | Side flushing with pressure 0.5 Mpa |
Powder (suspended particles) size | 10-25 μm |
Polarity | Positive |
Machining hole | 0.5 mm |