92% Alumina Grinding Balls

1) Al2O3: 92%
2) Density: 3.6g/cm3
3) EWT: <0.015%
4) Compressive strength: above 2,000MPa
5) Water absorption: <0.01
6) Crushing strength: >520kN
7) Hardness: 9 (Mohs)
8) Size: 20mm-100mm

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