Particulars

Units

Magnesia
Stabilized
(Porous)

Yittria
Stabilized

Ceria
Stabilized

Physical

MgO.ZrO₂

Y₂O₃.ZrO₂

CeO₂.ZrO₂

Density

gm / cc

≥ 4.90

≥ 6

≥ 6.10

Porosity

%

10 (max)

Nil

Nil

Colour

Light Yellow

Ivory

Golden Brown

Mechanical

Flexural Strength

Kg / Cm²

-

12000

5000

Compressive Strength

Kg / Cm²

-

25000

25500

Hardness (Vickers)

HV10

-

1100

1150

Thermal

Thermal Shock Resistance

Deg C

-

350

350

Thermal Conductivity

W/m Deg C

-

2.2

2.2

Co-efficient of Thermal
Expansion

x 10^-6 / Deg C

-

10.3

9.2 - 10.3

Maximum Use Temperature

Deg C

-

2200

2400

Electrical

Dielectric Constant

MHz

-

28

28

Dielectric Strength

KV / mm

-

9

9.2

Electrical Resistivity, 25 Deg C

Ω-Cm

-

≥ 10¹³

≥ 10¹³