Graphite ndi wamba sanali zitsulo chuma, wakuda, ndi mkulu ndi otsika kutentha kukana, wabwino magetsi ndi matenthedwe madutsidwe, lubricity wabwino ndi khalidwe khola mankhwala; magetsi abwino, amatha kugwiritsidwa ntchito ngati electrode mu EDM. Poyerekeza ndi maelekitirodi amkuwa achikhalidwe, ...
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