zirconia ceramic dental ball with good price
| Application | 1.Particularly suitable for vertical stirring mills, horizontal roller ball mills,vibrating mills and various high linear,speed pin- type sand mills 2.For wet or dry ultrafine dispersion and grinding of pastes and powders without contamination. 3.Perfect grinding media with good flatness,smooth surface, bright,high density and highstrength
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Product chemical composition and physical proerties | ||
| Performance | Unit | Parameter |
| Component | Wt% | 94.6%ZrO2,5.2%Y2O3 |
| Filled Density | Kg/l | 3.5(φ5mm) |
| Density | g/cm3 | 5.95-6.00 |
| Hardness | GPa | >11 |
| Elasticity Modulus | GPa | 200 |
| Thermal Conductivity | W/m.k | 3 |
Coefficient of Thermal Expansion | 10*10-6/℃(20-400) | 9.6 |
| Crush Strength | KN | ≥20(φ7mm) |
| Bending Toughness | MPam1/2 | 8 |
| Grain Size | Um | ≤0.5 |
Products Dimension
Ball
ø 0.1-0.2mm | ø 0.2-0.4mm | ø 0.4-0.6mm | ø 0.6-0.8mm | ø 0.8-1.0mm | ø 1.0-1.2mm |
ø 1.2-1.4mm | ø 1.4-1.6mm | ø 1.6-1.8mm | ø 1.8-2.0mm | ø 3mm | ø 4mm |
ø 5mm | ø 6mm | 7mm | ø8mm | ø 10mm | ø 15mm |
ø 20mm | ø 25mm | ø 30mm | ø 40mm | ø 50mm |
Column
Ø7.5*7.5mm ø12.7*12.7mm
