Is tungsten carbide a metal or a ceramic
6 Tungsten carbide has a typical hexagonal crystal structure in which tungsten atoms and carbon atoms are bonded by strong covalent bonds to form a stable lattice This structure gives the material extremely high hardness and strength and its hardness is second only to diamond and cubic boron nitride CBN reaching Mohs hardness level 9
From Deposit to Concentrate The Basics of Tungsten
the overall process are specific to tungsten others are of a general technical nature Since the first edition of this paper from 2012 several industrial tungsten mines have been developed some failed mainly due to poor process design others succeeded and some moved new countries onto the tungsten landscape