Hardness

Hardness

  • Material
  • Vicker Hardness
    (Load 500g)(Gpa)
  • Overview
SILICON CARBIDE
HIGH
LOW
23.0
  • Hardness
  • Mechanical strength
  • Variable electrical resistivity
  • Distinct properties that can be tailored
ALUMINA 15-17.2
  • General use
  • Wear resistance
  • Electrical insulator
  • Dielectric strength
  • Low dielectric loss
SILICON NITRIDE 13.9
  • High toughness
  • Thermal shock resistant
  • Tight tolerances
ZIRCONIA 12.0
  • Toughness
  • Mechanical Strength
  • High Heat Resistance
  • Corrosion Resistance
ALUMINIUM
NITRIDE
10.4
  • Thermally stable
  • Electrical resistivity
CORDIERITE 7.2
  • Good thermal expansion
  • Excellent thermal shock resistance
STEATITE 5.8
  • Good dielectric strength
  • Low dielectric loss
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