Alumina Grinding Ball | HuaMing Alumina

Alumina Grinding Ball

Alumina grinding ball is one ideal ball mill grinding media it can improve grinding efficiency and keep no contamination to your product! High alumina ball has many advantages e.g. high density, corrosion-resistance, high mechanical strength and great wear-resistance. It is an economical, widely-used and non-metallic grinding media.

Alumina grinding ball is mainly used in ceramic industry, pigment, glass, glaze, chemical industry and many other fields.

size: Φ15mm, Φ20mm, Φ25mm, Φ30mm, Φ40mm ,Φ50mm, Φ60mm, Φ70mm.

Alumina Grinding Ball, Technical Specifications
Product Series High Alumina Series Medium Alumina Silicon Carbide Series
Al2O3 content (%) 90-97 Min. 65-75 Min. 60-70 Min.
Water absorption (%) 0.01 Max. 0.01 Max. 0.01 Max.
Mohs hardness 9 8 8
Equivalent Wear and Tear (‰) 0.01 Max. 0.01 Max. 0.08 Max.
Bulk Density (g/cm3) 3.65 Min. 2.93 Min. 2.80 Min.
Alumina Grinding Ball, Diameter Tolerance
Product Series 90 Series 92 Series 95 Series 97 Series
Φ1-15mm ±0.5 ±0.5 ±0.5 ±0.5
Φ16-25mm ±1 ±1 ±1 ±1
Φ30-40mm ±1.5 ±1.5 ±1.5 ±1.5
Φ50-60mm ±2 ±2 ±2 ±2
Φ70-80mm ±3 ±3 ±3 ±3

HuaMing Alumina Technology Ltd.

We have 2 up-to-date full automatic production lines including the 1700°C high temperature tunnel kiln, cool isostatic pressing balling machine and the ISO9001:2000 quality management and control system, all this guarantee the stable quality of the alumina ball.

Typical Usages of Alumina Grinding Ball

  • Clay grinding for ceramic tile manufacturing
  • Glaze grinding
  • Paint grinding
  • Quartz grinding
  • Pigment grinding

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Packing and Shipment

Bags / drums upon customer's demand.

Contact us if you have any questions or queries
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