High alumina grinding ball, used in ball grinder 1. 92% aluminium oxide 2. 3.65 bulk density 3. 9 hardness

Product parameters:

The products are featured by high hardness, big density, low wear lost, good normalizations, good corrosion-resistance etc. They are the most ideal high-efficient grinding media for milling glaze materials, and various powdered ore. They are using ceramics, cements, paints, refractory, inorganic mineral powders and other materials to form. And the detailed information please refer to following:  Index for alumina grinding balls: 

Product	Al2O3(%)	Density(g/cm3)	Water absorption(%)	Moh’s hardness(scale)	Abrasion loss(%)
95 series	95	≥3.67	≤0.02	9.5	≤0.01

  

Diameter(mm)

φ25

φ30

φ40

φ50

φ60

φ70