Zirconium toughened alumina ceramic grinding balls (ZTA450) are appropriate to be applied in the fine/superfine grinding of metal minerals such as gold, silver, copper, platinum, the grinding of ground calcium carbonate, kaolin, zirconium silicate, quartz, silica, titanium pigment, alumina, painting, printing ink, battery, diatomite and coating etc.
Physical property:
Composition:
SiO2:≤27%
ZrO2:≥66%
Fe2O3≤0.1%
other≤7%
Specific density: ≥4.48g/cm3
Vickers hardness: ≥10GPa (HV5)
Wear volume: ≤1.5g/kg.h
Crushing strength:≥1200N(φ3mm)
Roundness: >95%
Tolerance in size: ±0.3mm
Usage: grinding
Factory details:
Pls contact Betty Gao if any inquiry.
Audited Supplier 
){kind=link}
){kind=link}