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Density
[g/cm3]
Ave. Grain size
[µm]
Vickers Hardness
[GPa]
Young Modulus
[GPa]
Fracture Toughness
[MPa•√m]
Compressive Strength
[MPa]
 
Alumina
 

3.96

1.5

19.5

380

4.3

2300

 
Zirconia
 

5.5

1

14.5

260

3.8

5600

 
Tungsten Carbide
 

15

1-2

17-20

410

9

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Cermet
 

6.64

6.5

17

430

5.7

3400

 

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