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Alumina Grinding Ball

  • Brand: OIM
  • Origin of city: Pingxiang city, China
  • Shelf time: 3-5 years
  • Payment of terms: TT, L/C, Western Union etc
  • Delivery of terms: By sea, by air, railways, land etc
  • Shipment terms: FCA, FOB, CFR, DAP etc
  • Delivery time: 3-7 days for common product;
  •                        Over 10 days for customized product.

  • Inquiry Now


Grinding balls refer to materials such as bauxite, roller powder, industrial alumina powder, and high-temperature calcined Alpha alumina powder as raw materials, after batching, grinding, powdering (pulping, mud making), forming, drying, and burning Ball stone produced by the process of finishing and other processes, mainly used as a grinding medium. It has 60%~65% Al2O3, 75%~80%Al2O3,90% above high alumina oxide.
Technical Parameter:
Model High Alumina Grinding Ball
Color White
Shape Sphere
Type XT-92 XT-95
Al2O3 content(%) ≥92 ≥95
Water adsorption(%) ≤0.01 ≤0.005
Abrasion loss (%) <0.011 <0.0084
Bulk Density (g/cm3) ≥3.65 ≥3.68
Crushing strength (N/PC) ≥2000 ≥2000
Mohs Hardness (scale) 9 9
Crack Not permission Not permission
impurity Not permission Not permission
Used in different types of ceramics, enamels, glass, and chemicals due to their excellent characteristics such as high strength, high hardness, high wear resistance, high specific gravity, small size, high temperature resistance, corrosion resistance, and no pollution. For the finishing and deep processing of thick and hard materials in factories, among them, high-aluminum balls with 92 content are the most commonly used.
25kg plastic bag

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