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Cubic boron nitride (CBN) abrasive tool

  • US 5,129,918 A
  • Filed: 10/15/1991
  • Issued: 07/14/1992
  • Est. Priority Date: 10/12/1990
  • Status: Expired due to Fees
First Claim
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1. A CBN abrasive tool, comprising a metal substrate and a single layer of CBN grits bonded to said metal substrate by a braze alloy, wherein the surface chemistry of said CBN grits is modified by depositing a film of carbide selected from the group of carbides containing transition metals consisting of group IVA, VA and VIA, said film being strongly adhered to crystal surfaces of said CBN grits.

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