ceramic grinding ball
Detailed Product Description
Alumina grinding ball is widely used in industries of ceramics, glass, porcelain enamel, pigment, chemicals, etc. They are suitable for applications for ball mill, sand mill, pot mill librating mill and other fine breaking plants with high hardness, high density and anticorrosion.
Available sizes: Ø1→10mm, Ø10mm, Ø25mm, Ø30mm, Ø35mm, Ø40mm, Ø45mm, Ø50mm, Ø60mm, Ø70mm, Ø80mm
RP-G92 | RP-G90 | RP-G85 | RP-G75 | RP-G70 | RP-G68 | |
Al2O3, % | ≥92 | ≥90 | ≥85 | ≥75 | ≥70 | ≥65 |
SiO2, % | ≤4 | ≤5 | ≤10 | ≤20 | ≤25 | ≤30 |
Fe2O3, % | ≤0.2 | ≤0.2 | ≤0.3 | ≤0.5 | ≤0.8 | ≤0.8 |
Bulk density, g/cm3 | 3.65 | 3.55 | 3.4 | 3.25 | 3.0 | 3.0 |
Abrasion, % | 0.01 | 0.15 | 0.02 | 0.02 | 0.02 | 0.03 |
Hardness, Mohs | 9 | 9 | 8.5 | 8 | 7.5 | 7 |
Water absorption, % | 0.01 | 0.01 | 0.01 | 0.02 | 0.02 | 0.02 |
Crush stength, Mpa/m3 | 2200 | 1800 | 1700 | 1500 | 1200 | 1100 |
