Brief Introduction
Zirconia beads and zirconia ceramic balls refer to spherical grinding media made of zirconium oxide.
We supply the following zirconia grinding balls according to different zirconium contents: zirconium beads, zirconia ceramic ball, zirconia grinding beads, zirconia balls, yttrium stabilized zirconia beads, 95 zirconium, pure zirconia beads, cerium stabilized zirconia, 80 zirconium, zirconium silicate beads, 65 zirconium, zirconia grinding balls, zirconia beads. These are the names of zirconia grinding balls with different material contents in the grinding industry.
Index Of 95 Zirconia Beads&Ball
| Item | Unit | Data |
| Content | wt% | 94.6% ZrO2 |
| 5.2%Y2O3 | ||
| Packing density | Kg/L | 3.5 (Ф5mm) |
| Density | g/cm3 | 6 |
| Hardness(HV) | GPa | ≥1200 |
| Elastic modulus | GPa | 200 |
| Thermal conductivity | W/m·K | 3 |
| Coefficient Of Thermal Expansion | 10×10-6/℃ (20 to 400℃) | 9.6 |
| Crush Strength | KN | ≥120(Ф1.5mm) |
| Bending Toughness | MPam1/2 | 8 |
| Size | 0.8,1.0,1.2,1.4,2,3,5,6.5,7,8.5,10,12,15,20,25,30mm; Customized according to customer requirements. | |
Index Of 65 Zirconium Silicate Beads&Ball
| Item | Data |
| Composition | ZrO2 65% |
| SiO2 35% | |
| Real Density | 4.0g/cm3 |
| Bulk Density | 2.5g/cm3 |
| Moh’s Hardness | 8 |
| Wear Rate Per Ton | 0.03kg/h |
| Color | Milky White |
Application
It is the grinding medium for fine grinding equipment such as ball mills, pot mills, and vibration mills. Its grinding efficiency and wear resistance are much better than ordinary autumn stone or natural pebbles.