China 99% Alumina Ceramic Grinding Ball Beads Shot for Coal Yard, Find details about China Grinding Beads, Ceramic Ball from 99% Alumina Ceramic Grinding Ball Beads Shot for Coal Yard
99% Alumina Grinding Ball | |
Al2O3(%) | ≥99 |
Others(%) | <0.5 |
Mohs hardness | 7 |
Water absorption | <0.01 |
Bulk density(g/cm3) | >3.90 |
Wear loss(g/kgh) | <1.6 |
Crushing strength(30mm) | >55000N |
Size | Ø0.5-13mm |
Sphericity | >95% |