Experimental Study on Electrode Wear of Diamond-Nickel Coated Electrode in EDM Small Hole Machining

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Materials</td><td class="align_center" colspan="3">Length wear (mm)</td></tr><tr class="thead"><td class="align_center">Common tool</td><td class="align_center">Nickel coating</td><td class="align_center">Diamond-nickel coating</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Brass</td><td class="align_center">1.492</td><td class="align_center">1.432</td><td class="align_center">1.145</td></tr><tr><td class="align_left">Copper</td><td class="align_center">1.384</td><td class="align_center">1.211</td><td class="align_center">0.984</td></tr><tr><td class="align_left">Molybdenum</td><td class="align_center">0.176</td><td class="align_center">0.172</td><td class="align_center">0.132</td></tr><tr><td class="align_left">Copper-tungsten</td><td class="align_center">0.281</td><td class="align_center">0.273</td><td class="align_center">0.266</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Length wear of different coated tools.</div>

Advances in Materials Science and Engineering

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Table 7

Table 7: Experimental Study on Electrode Wear of Diamond-Nickel Coated Electrode in EDM Small Hole Machining 