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<h1>Used EDM: Sinker vs Wire EDM</h1>
<div class="meta">2026-05-31 </div>
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<p>Sinker: +-0.005mm, cavities, needs electrode<br>Wire: +-0.003mm, through cuts</p>
<p>Price: $5K-$40K.</p>
<p>Brands: Mitsubishi, Sodick, Charmilles.</p>
<p>📎 <strong>延伸阅读</strong><br>• <a href="/t/return-pin/617" rel="nofollow">回针（Return Pin）</a><br>• <a href="/t/taper-lock/606" rel="nofollow">锥形精定位（Taper Lock）</a><br>• <a href="/t/ejector-pin/624" rel="nofollow">顶针（Ejector Pin）注塑模具用</a></p>
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