Aluminum Oxide-text

Alumina Ceramics Properties

Compound Formula

Al2O3

Molecular Weight

101.96

Appearance

White

Melting Point

2,072° C

Boiling Point

2,977° C

Density

3.95 g/cm3

Tensile Strength

44 kpsi

Hardness

2000 Knoop

Hot Expansion Coefficient

7.6 x 10-6/°C

Fracture toughness

4 – 5 MPa m½

 

Alumina Applications

Electronic substrates

Ballistic armour

Thermocouple tubes

Electrical insulators

Grinding media

Thermal couple protector

Laboratories

Alumina Products

Alumina Mortar and Pestle Set

Alumina Ball

Alumina Crucible

Alumina Tube

Alumina Rod

Alumina Plate

Alumina Foam