turkey diamond micro powder china grinding gem

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  • global diamond industry. In 1978, Coborn designed the ...

    2021-7-1 · grinding natural or synthetic diamond in either 2 or 4 point orientation. FG Series The Planetary Scaife series of machines have been developed as the industry has evolved to polish facets on single crystal diamond tools. They can also be used in gem diamond polishing. The bench combines the high speed rotation of a

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