Ceramics

Properties Unit Aluminia(AI2O3) Zirconia(ZrO2)
Structure - Poly Poly
Composition(wt %) - AI2O3 ZrO2
Purity % 99.80 95
Density g/cm3 3.90 6.00
Hardness HV 1900 1200
Compression strength MPa 2500 2000
Fusion Temperature °C 1500 1000
Thermal Expansion 10-6/K 8.10 10.50
Chemical Resistence (Acids) Excellent Good
  (Bases) Good Good

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