... 0.12 aluminium or copper in copper alloy nonferrous metal cutting processing processing materials1.Diamond PCD cutting processing ... , copper and copper alloy, tungsten, precious metal, metal matrix composites, compound wood, metal, acrylic, plastic, graphite and graphite composite ... wear-resisting material, etc.AdvantageAdvantage: the processing of nonferrous metal, make its surface Ra0.1 reach above, ...