... viscosity materials.2.Grinding beads sizeφ0.1,φ0.2,φ0.4~φ0.6,φ0.6~φ0.8,φ0.8~φ1.0,φ1.0 ~φ1.2,φ1.2~φ1 ... .4,φ1.4~φ1.6,φ1.6~φ1.8,φ1.8~φ2.0 ... ,φ2.0~φ2.5……3.Typical properties of ceramics grinding beadsMajor ... Density : ≥3.7Flexural strength: 900Mohs Hardness: 9 Zirconia Grinding Media Ceramic Beads (0.6)