Agate grinding media is made by the original natural agate ore after grinding, polishing and processing. Its hardness is >7, diameter size is ±1mm, the content of silicon dioxide is >97%. Mainly used for electronic material. high purity alumina and new materials’ grinding.Chemical Composition and Physical PropertiesMain CompositionAgtae-Sio2Main CompositionDensity2.65/cm3DensityWhiteIvory white or GreyWhiteHardness7.2-7.5MohsHardnessAbrasion resistanceGoodAbrasion resistanceShapeSphereShapeStandard Size5-8mm/6-6.5mm/10-15mm/15-25mm/25-38mmStandard SizeCompatible Ball Mill JarsAgate milling JarCompatible Ball Mill Jars