Zirconia ceramic grinding beads/ball is used as high class grinding media. Its widely used in various industries like medicine, food, cosmetics, paints, textiles,Structural Ceramics, Electronics Ceramics, Magnetic material, Metallurgy, printing and dyeing, pigment etc.

 

Specification

Item Performance Index
Main Composition 95% ZrO2,5% Y2O3
Density > 6.0
Hardness (HRA) > 87
Thermal Expansion Coefficient(10-6/k) 9.6 (20-400)
Elastic Modulus (GPa) 200 - 250
Fracture Toughness (Mpa1/2) 10
Bending Strength (Mpa) >1150
Grain Size (um) <0.6
Thermal Conductivity (W/m.K) 2.5
Acid-alkali Resistance Performance

(Ordinary Temperature)

Excellent

Regular Size:

Grinding Beads:

Ø 0.1-0.2, Ø 0.2-0.4, Ø 0.4-0.6, Ø 0.6-0.8, Ø 0.9-1.1

Ø 1,Ø 2,Ø 3,Ø 5,Ø 7,Ø 10,Ø 12,Ø 15,Ø 20

Grinding Ball: Ø 30 Ø 40 Ø 50 Ø 55

Grinding Cylinder(mm):Ø 3×3,Ø 5×5,Ø 7×7,Ø 10×10,Ø 12×12