Composition

 Wt%

 95%ZrO2 5%Y2O3

Density

 g/cm3

 >6.0

Hardness

 HRA

 >87

Thermal Expansion Coefficient

 (10-6/k)

 9.6(20～400)

Modulus of Elasticity

 GPa

 200～250

Fracture Toughness

 MPam1/2

 10

Bending Strength

 MPa

 >1150

Grain Size

 μm

 <0.6

Thermal conductivity

 W/m.K

 2.5

Acid & Alkaline Resistance,room temperature,Excellent