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>> Tungsten carbide seal faces or rings
 
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 94 92
Ni % 6 8
CO % 6 8
Density g/cm3 14.5-14.9 14.4-14.8 14.6-15 14.5-14.9 6.5-6.8
Hardness HRA 88.5 88 89.5 89 90
Fractural Strength MPa 1490 1470 1421 1470 1480
Heat Expansion Co-efficient 10-6/K 5.2 5.3 5 5.1 7.5
 
 



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