... , excellent toughness and superio Y-TZP grinding media is a Yttria Stabilized Zirconia grinding media which features high density, excellent toughness and superior ... electronics ceramics, refractory ceramics, engineering ceramics, nanometer Materials.Specifications:1.Chemical composition: Zro2: 94.6%, Y2O3: 5.2±0.2%2 ... , 3, 4, 5, 8, 10 or as the customers sizes. Yttria Stabilized Zirconia Beads