| 摘要 |
The present invention relates to a sintered material comprising a plurality of core particles, consisting of diamond or cubic boron nitride or one or more first metal compounds, wherein the or each first metal compound consists of a metal compound selected from the group consisting of: niobium carbide, tantalum nitride, TiN, TiCN, TiB 2 , TiC, ZrC, ZrN, VC, VN, Al 2 O 3 , Si 3 N 4 and AlN; an intermediate layer on each of the core particles, the intermediate layer consisting of a second metal compound, wherein the second metal compound consists of WC or W 2 C, thereby forming coated particles; and a binder overlaying the intermediate layer on the coated particles and constituting a layer including iron, cobalt, nickel, their mixtures, their alloys or their intermetallic compounds. |
