ZrO2 ceramic ball PerformanceZYS zirconia ceramic (ZrO2) ceramic possesses,Website:://.zys-bearing.com, high rigidity, high hardness, high strength， high toughness, high wear resistance, self-lubricity. In the application of bearing, zirconia ceramic ball can implement high temperature, high rigidity, corrosion resistance and other good properties.So it is used as valve ball in petrochemical , metallurgy, papermaking, electro-planting etc. Si3N4 ceramic ball specificationsThenominal diameter of bearing ballThenominal diameter of bearing ballThenominal diameter of bearing ballmminmminmmin0.55.15913/6412.30331/640.65.512.71/20.7941/325.95315/6413.49417/320.8614.2889/161.5881/166.351/415.08119/322.3813/326.515.8755/82.56.74717/6416.66921/322.7787/64717.46211/163.1751/87.1449/3218.25623/323.57.519.053/43.9695/327.9385/1620.63813/1648.522.2257/84.59.5253/828.57511/84.7623/161031.7511/4511.1127/16