Grinding Balls
Most Common Diameters: 30, 40, and 50 mm
- Al2O3 Content: 95 %
- Bulk Density: 3.7 g/cm³
- Water Absorption: Less than 0.05 %
- Bending Strength: 300 MPa
- Compressive Strength: 2000 MPa
- Hardness: 78 HRC / Mohs 9
- Maximum Operating Temperature: 1600°C
- Thermal Conductivity: 20 W/mK at 100°C
- Measured Electrical Resistance: 5.107 Ω x m at 700°C
- Dielectric Strength: 30 kV ef/mm at 20°C
- Dielectric Constant: 12 at 10 MHz and 20°C