Alumina
Yttria stabilized tetragonal zirconia
Magnesia partially stabilized zirconia
Zirconia toughness alumina
Aluminum titanate
Silicon Nitride
Steatite


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9mol% Magnesia Partially Stabilized Zirconia (Mg-PSZ)

Characteristics

Item

Value

Unit

Mechanical Characteristics

Colour

Yellow

Density

5.7

g/cm3

Bending Strength

500

MPa

Compressive Strength

2,500

MPa

Elastic Modulus

250

GPa

Fracture Toughness

6~7

MPam1/2

Weber Coefficient

12

M

Vickers Hardness

1,100

HV0.5

Thermal Characteristics

Coefficient of Line Thermal Expansion

10

10-6K-1

Thermal Conductivity

3

W/mK

Thermal Shock Resistance (Put in Water)

450

?T°C

Max Working Temperature

2,100

°C

Electrical Characteristics

Volume Resistance at 20°C

>1014

?cm

Dielectric Strength

13×105

V/m

Dielectric Constant

28

εr

One MHZ Dielectric Loss Angle at 20°C

0.0017

tanδ

Chemical Characteristics

Nitric Acid (60%) 90°C

0.1

WTLossmg/cm2/day

Sulphuric Acid (95%) 95°C

0.34

Caustic Soda (30%) 80°C

0.95

The chart is intended to illustrate typical properties of Mg-PSZ ceramic. Engineering data is representative. Property values vary somewhat with method of manufacture, size, and shape of part.


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