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Why are diamond-coated tools so expensive?

April 26, 2017diamond-coated expensive tools

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Why are diamond-coated tools so expensive?

1 Answer

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Primarily because of the slow growth rate of the diamond film 0.5 to 1.0 micron per hour. Another factor is pretreatment of the substrate to guarantee good adhesion. As pretreatment and deposition processes are further developed costs will drop, as they do in most maturing technologies.