Density 4.5g/cm3 Ceramic Grinding Balls 3.5mm, 4mm, 5mm as Ceramic Grinding Media¹

Product Description  Zirconium toughened alumina ceramic grinding balls (ZTA450 ceramic balls) 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. High grinding performance and cost-efficiency HCTA450 (Zirconia balls) Item Technical Data Remarks Composition AL2O3≥5% SiO2:≤30% ZrO2:≥62% Fe2O3≤0.1% other≤3% Specific density(g/cm3) ≥4.48 Vickers hardness(GPa) ≥10 HV5 Wear volume(g/kg.h) ≤1.5 Tested in high speed ball mills Crushing strength(Φ3.0) ≥1200N Diameter 3.0mm tested Appearance : No crackle, no sticky silicon Roundness ≥95% packing of ceramic grinding media and delivery: 

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