Research Article
Electrical Discharge Machining of Al (6351)-5% SiC-10% B4C Hybrid Composite: A Grey Relational Approach
Table 2
Machining parameters and their levels.
| | Parameters | Unit | Levels | | 1 | 2 | 3 |
| | Pulse current () | Ampere | 5 | 10 | 15 | | Pulse on time () | s | 50 | 75 | 100 | | Pulse duty factor () | — | 4 | 6 | 8 | | Gap voltage (V) | Volt | 40 | 45 | 50 |
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