Mechanical Seals

Replacement Seals

Mixer and Agitator

Material

Seal Repair

Custom Engineering

 
 
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
 
 
Copyright ?2012 www.lyseals.com. All rights reserved.