... on Moh's scale: 9Fracture toughness: 8.0Mpa.m1/2Crushing load: 150kgf (2mm)Size: Φ0.1,Φ0.2,Φ0.3,Φ0.4 ... -0.6,Φ0.6-0.8, Φ0.8-1.0,Φ1.0-1.2,Φ1.2-1.4,Φ1.4-1.7, Φ1.5-2.0,Φ2.0-2 ... .5,Φ3,Φ4,Φ5,Φ8, Φ10… or any ... higher rate of production. The beads grinding efficiency is 6-8 times than glass beads and 2~3 times more than ...