Zirconia Ceramic Sealing Part

Zirconia Ceramic Sealing Part (ZCS) Zirconia ceramic sealing part (ZCS) are superior to other materials in chemistry corrosion proof, wear resistance, and thermo stability and so on. Therefore, it is widely used in bad conditions which metal or other materials could not be requirements. Material Properties
Composition Wt% 94.8%ZrO2,5.2%Y2O3
Specific Density g/cm3 ≥6.0
Hardness (HV) Kg/mm2 ≥1250
Bending Strength MPa 1150
Fracture Toughness MPa.m1/2 ≥9
Grain Size μm <0.5
Elastic Modules GPa 200
Thermal Conductivity W/(m.K) 3
Thermal Expansion Coefficient (20-400℃) ×10-6m/℃(20-400℃) 9.6