Specification :

RP-G ceramic grinding ball is your smart choice in abrasive media with high hardness, high density and anticorrosion.

RP-G ceramic grinding balls are 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: 10mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 70mm, 80mm

RP-G92 RP-G90 RP-G85 RP-G75 RP-G70
Al2O3, % More than 92 More than 90 More than 85 More than 75 More than 70
SiO2, % Less than 4 Less than 5 Less than 10 Less than 20 Less than 25
Fe2O3, % Less than 0.2 Less than 0.2 Less than 0.3 Less than 0.5 Less than 0.8
Bulk density, g/cm3 3.65 3.55 3.4 3.25 3.0
Abrasion, % 0.01 0.15 0.02 0.02 0.02
Hardness, Mohs’ 9 9 8.5 8 7.5
Water absorption, % 0.01 0.01 0.01 0.02 0.02
Crush stength, Mpa/m3 2200 1800 1700 1500 1200