Metallographic structure of copper coated graphite powder and sintering material were analyzed and the reason of the material having high conductivity was illustrated.
本文还分析了这种钢镀覆石墨粉末及其烧结材料的金相结构，解释了材料的高导电性的原因。
It is because of these unparalleled advantages that graphite has gradually replaced copper as the preferred material of EDM electrode.
正是这种无可比拟的优势，石墨逐渐取代铜成为EDM电极的首选材料。
Electroless copper plating was Used for graphite powder to solve the interface problem in metal7 graphite composite material manufacture and improve its comprehensive properties.
在石墨粉表面化学镀铜，以解决金属-石墨复合材料制造中的界面结合力问题并提高其综合性能。
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