... efficiency 1.Advantages: A.Smooth surface,good sphericity .B.The beads have high fracture toughness and nice impact resistance that causes ... the high density and excellent grinding efficiency of our TZP beads,they greatly apply to grinding and dispersing high viscosity materials ... .2.Grinding beads sizeφ0.1,φ0.2,φ0.4~φ0.6,φ0 ...