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Diamond metal composite cutter and method for making same

  • US 5,096,465 A
  • Filed: 12/13/1989
  • Issued: 03/17/1992
  • Est. Priority Date: 12/13/1989
  • Status: Expired due to Fees
First Claim
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1. A superhard material-metal composite product, comprisinga plurality of metal coated superhard particles, anda binder alloy having a melting point below about 1300°

  • C., said binder alloy forming a matrix binding said coated superhard particles into a coherent mass,said superhard particles comprising above about 40% to about 75% by volume of said coherent mass,said metal being wetted by said binder alloy when said binder alloy is caused to flow.

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