Product Feature:
1. High mechanical strength, leading to high grinding efficiency and long working life;
2. Chemical stabile and free pollution to material;
3. Low thermal expansion

Main Properties:

Performance	Unit	Y-PSZ	Ce-PSZ
Content	wt%	94.5% ZrO2  5.25%  Y2O3	78～80% ZrO2 13～20% CeO2
Bulk Density	g/cm3	3.73(Φ2mm)	3.8(Φ7mm)
Density	g/cm3	≥6.02	5.95～6.2
(HV)Hardness	GPa	>8.5	>9
Elasticity Modulus	GPa	200	200
Thermal Conductivity	W/m.K	3	3
Crush Strength	KN	≥20 (Φ2mm)	≥10 (Φ7mm)
Bending Toughness	MPam1-2	9	8.5
Grain Size	μm	≤0.5	≤0.5
Coefficient of Thermal Expansion	10x10 -6 / °C (20-400)	9.6	9

Available Size (mm):
Sphere: Φ0.2-0.4,  Φ0.4-0.6,  Φ0.6-0.8,  Φ0.8-1.0, 
        Φ1.0-1.2,  Φ1.2-1.4,  Φ1.4-1.6,  Φ1.6-1.8,
        Φ1.8-2.0,  Φ2.0-2.2,  Φ2.2-2.4,  Φ2.4-2.6, 
        Φ3,  Φ5,  Φ6.5,  Φ10,  Φ12,  Φ15,  Φ20,  Φ25,  Φ30,  Φ35,  Φ40,  Φ45...

Cylinder: Φ3x3 / Φ5x5 / Φ7x7 / Φ10x10 / Φ12.7x12.7 / Φ15x15 / Φ20x20

Application Fields:
Zirconia grinding beads are widely used for vertical mixing mill, horizonal ball mill,vibromill and sand mill, attrition mill. They are almost applied in below areas:
Anti-abrasive products: coating, spinning, pigment, dyeing.
High strength products: magnetic products, piezoelectric ceramics.
Free-pollution products: medicine, food, cosmetics.
Ceramic products: electronic ceramic, refractory ceramic, structural ceramics.

About UniPreTec
UniPreTec provides high-performance ceramic products in Alumina, Zirconia, Zirconia Toughened Alumina, Silicon Carbide, Silicon Nitride and  further special materials. Along with these materials, we offer several machining from which to choose such as cutting, drilling, sawing, turning, grinding, polishing etc.. Furthermore, our technologies and equipments allow us to provide various and flexible forming processes, like dry pressing, isostatic pressing, extrusion, injection moulding and slip casting.