Research Article
Experimental Study on Electrode Wear of Diamond-Nickel Coated Electrode in EDM Small Hole Machining
Table 7
Length wear of different coated tools.
| Materials | Length wear (mm) | Common tool | Nickel coating | Diamond-nickel coating |
| Brass | 1.492 | 1.432 | 1.145 | Copper | 1.384 | 1.211 | 0.984 | Molybdenum | 0.176 | 0.172 | 0.132 | Copper-tungsten | 0.281 | 0.273 | 0.266 |
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