Tungsten carbide is widely used as seal faces with resistant-wearing,high fractural strength,high thermalconductivity, small heat expansion co-efficient.It is the best material to resist heat and fracture in all hard face materials.
TC physical property
Technical parameter
Unit
YWN6
YWN8
YG6
YG8
NT60
Composition
WC
%
94
92
Ni
6
8
CO
Density
g/cm3
14.5-14.9
14.4-14.8
14.6-15
6.5-6.8
Hardness
HRA
≥88.5
≥88
≥89.5
≥89
≥90
Fractural Strength
MPa
1490
1470
1421
1480
Heat Expansion Co-efficient
10-6/K
5.2
5.3
5
5.1
7.5