Tungsten carbide seal

Tungsten carbide seal

seal1
Tungsten carbide is widely used as mechanical 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