Research Article
Research on Shape Changes in Cylinder Electrodes Incident to Micro-EDM
| | No. | Polarity | Pulse-on time (µs) | Pulse-off time (µs) | Material | Current peak (A) | Machining time (min) |
| | 1 | + | 1 | 1 | Cu | 3.4 | 15 | | 2 | + | 1 | 1 | Cu | 3.4 | 15, 30, 60 | | 3 | +, − | 1 | 1 | Cu | 3.4 | 15 | | 4 | + | 1 | 1, 10, 20, 200 | Cu | 3.4 | 15 | | 5 | + | 1, 5, 10 | 1 | Cu | 3.4 | 15 | | 6 | + | 1 | 1 | Cu | 3.4, 9.4, 15.4, 21.4, 27.4, 33.4 | 15 | | 7 | + | 1 | 1 | Cu, W | 3.4 | 15 |
|
|
