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Zirconia(ZrO2

Zirconia has the highest mechanical strength and toughness among fine ceramics.
One characteristic of zirconia ceramics is the ease with which they can be combined with metal due to a coefficient of thermal expansion close to metal.

Characteristics Chart

Mechanical characteristics:

  Characteristics Density
g/cm3
Coefficient of elasticity
GPa
Bending strength
MPa
Hardness
GPa
Fracture toughness
MPa√m
Standard product AYZ-3 6.0 200 1000 13 6

Heat/electrical characteristics

Characteristics Coefficient of thermal expansion
×10-6/K
Thermal shock resistance
K
Coefficient of thermal conductivity
W/m・K
Electrical resistance
Ω・cm
Dielectric strength
kV/mm
Dielectric constant Dielectric loss
×10-4
Standard product AYZ-3 10 280 3 1012 >10 35 20

Usage

  • Abrasion-resistant components of powder and slurry handling equipment
  • Several types of pumps and valve components

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