Attribute Application areas: inks, inks, coatings, pigments, fuels, glazes, papermaking, electronic materials, battery materials, silicon oxide, titanium dioxide, kaolin, calcium carbonate, chemical fiber catalysts, pharmaceuticals, biochemicals, cosmetics and other nanomaterials. Material：zirconia Specifications:Purity 75-80%/Purity 83-87% HV1050/HV1100 Φ0.4-3.2mm Caracteristique The zirconium beads have high density, good roundness, smooth and bright surface, and dense internal structure. "Density> 6.1g / cm3 Bulk density ≥3.75g / cm3 Crushing strength> 1.5KN (Φ2mm) Vickers hardness> 1150 Self abrasion <0.8ppm / h Roundness ≥ 0.97 (Xmin / Xmax)". Physical and chemical properties and stability, strong acid and alkali resistance. High compressive strength, impact resistance, excellent surface toughness, no breakage.