Zirconia Bead has a series of good properties,such as high strength,good fracture toughness,high density,good abrasion resistance,high hardness and so on.Zirconia bead can be used as good abrasive and efficient grinding media.
Zirconia Bead parameter
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Item | Test Condition | Unit&Symbol | Zirconia Bead |
The main chemical ingredient | ZrO2:95% Y2O3:5% | ||
Bulk Density | g/cm³ | 6 | |
Maximum Use Temperature | 1300℃ | ||
Water absorption | % | 0 | |
ROHS Hardness | HRA | ≥83 | |
Compressive Strength | 20℃ | Kgf/cm² | 2500 |
Fracture Toughness | Map.m³/2 | 6~8 | |
Coefficient of thermal expansion |
/℃ | 9.5*10~6 | |
Thermal Shock Resistance | Tc | ℃ | 360 |
Volume Resistivity | 20℃ | ΩNaN20℃ | >1012 |