Tungsten Carbide0 pages
Tungsten Carbide Cobalt Binder
nnGeneral Information
nnTungsten Carbide materials have a unique combination of properties, high compressive strength, hardness and resistance to wear, as well as an ability to withstand shock and impact. Typical applications are valves, flowmeters, ball screws and linear bearings. Balls from this material are also used for ballizing, gauging and ball pens.
nnMaterial Specification
nnComposition
Tungsten Carbide 93 - 95 % Cobalt 5 - 7 % >
nnHardness
Hra 90.5 - 91.5 >
nnMechanical Properties
Density 14.947 - 15.0% g/cm >
3
o Thermal Conductivity 100 W/m/C Electrical Resistivity 20 u ohms/cm Linear Expansion Coefficient 20 - 400C >
o 4.9 10/C >
-6o Linear Expansion Coefficient 20 - 800C >
o 5.3 10/C >
-6o Transverse Rupture Strength @ 20C >
o 2600 N/mm >
2 Fracture Toughness K c @ 20C >
o 12 MN/m >
2 Compressive Strength @ 20C >
o 6200 N/mm >
2 Poisson's Ratio 0.22 Magnetic Properties Slightly magnetic >
Size Range
1.588mm (1/16") to 50.800mm (2") >
nnStandard Grades Available
5
10
25
100 >