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Abrasive tool

  • US 5,976,205 A
  • Filed: 12/02/1996
  • Issued: 11/02/1999
  • Est. Priority Date: 12/02/1996
  • Status: Expired due to Term
First Claim
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1. An abrasive tool comprising superabrasive grain and an active metal bond composition, wherein the active metal bond composition comprises 2-40 wt % active phase, 5-78 wt % hard phase, and 20-93 wt % of a binder phase selected from the group consisting of cobalt, iron, nickel and their alloys, and combinations thereof, and wherein a majority of the superabrasive grain is chemically bonded with at least a portion of the active phase during sintering to form a metal bond.

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