Patent ID: 6033735
Filing Date: 2000-03-07
Classification: C23C

Abstract:
Method of coating metal composite cutting tool insert bodies, said bodies comprising metal carbides, nitrides, or carbonitrides, said bodies further comprising a binder phase of Co and/or Ni, at least partly with a layer of at least one iron group metal comprising the following steps:dissolving and complex binding at least one salt of at least one iron group metal containing organic groups in at least one polar solvent with at least one complex former comprising functional groups of OH or NR.sub.3, where R.dbd.H or alkyl;applying the solution at least partly on said cutting tool insert bodies;drying the bodies to evaporate the solvent; andheat treating the dried bodies in an atmosphere, which at least partially reduces the bodies to obtain said bodies at least partly coated with said at least one iron group metal.