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Alumina Ceramic Ball features: High hardness,high density,low wear loss,good normalization,good corrosion-resistance,ect.,are the most ideal grinding media for glaze material,body material and various powdered ores.
Alumina Ceramic Ball Application: used on cements, paints, refractories,inorganic mineral powders industries,etc..
Specifications of Alumina Ceramic Ball
Al2O3 [%] |
92.15 |
SiO2 [%] |
≤7 |
Fe2O3 [%] |
≤0.25 |
Density (g/cm3) |
3.61-3.64 |
Hardness （Moh’s） |
9 |
Compressive strength（Mpa） |
2300 – 2500 |
Flexual strength（Mpa） |
330-350MPa |
Absorptivity [%] |
0.01 |
Wearing loss (as per ASTM C704-07) (cm3) |
0.2～0.6 |
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