Assertion: tungsten's hardness | /r/HasProperty | improved excellent cutting tools
Facets:
value: considerably
type: DEGREE
value: for the machining of steel
type: PURPOSE
Source sentences:
text: By the addition of titanium carbide and tantalum carbide, the high temperature wear resistance, the hot hardness and the oxidation stability of hardmetals have been considerably improved, and the WC-TiC-(Ta,Nb)C-Co hardmetals are excellent cutting tools for the machining of steel.