... studying and producing advanced ceramic, such as Zirconia Ceramic, Silicon nitride Ceramic, Alumina Ceramic, etc ... elevated temperatures,3. corrosion resistance4. oxidation resistanceSpecification Zirconia ceramic are applicated as shaft bearing ,plunger,sealing ... density, hardess ,bending strength and breaking tenacity.Zirconia ceramics propertiesDensityg/cm36.0Water absorption%<0.05Firing temperature ...