Additional examples are adjusted to the entries in an automated way - we cannot guarantee that they are correct.
Scratch hardness tests are used to determine the hardness of a material to scratches and abrasion.
In contrast to the scratch hardness test, its indentation hardness (H 22 GPa) is much lower than that of diamond and is comparable to that of tungsten carbide, silicon carbide, titanium diboride or zirconium diboride.