HIGH SPEED CUTTING TOOL

摘要

The tool comprises at least one cutting edge formed by a compacted mixture of carbide containing alloy steel and an oxide containing ceramic material, preferably zirconium oxide in an amount 0.01-15 wt.% of the mixture, preferably in the region of 1 to 6 wt.%, advantageously in the region of 3 wt.%. The mixture may additionally comprise particles of a hard or abrasive material, such as silicon carbide or aluminium carbide or a boride/carbide such as aluminium titanium diboride-titanium carbide.