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Alumina Grinding Ball 
Alumina Grinding Ball 
Alumina Grinding Ball 
Alumina Grinding Ball -
Alumina Grinding Ball
- 型號alumina grinding ball
Wear-resisting alumina ball is high quality grinding media,which use selected high quality materials,advanced cold isostatic pressing forming technology and made after high calcined temperature.In order to meet the domestic and foreign customers for different class product demand,besides the 92% alumina grinding ball,we develop other different grades of products.
Wear-resisting alumina ball is high quality grinding media,which use selected high quality materials,advanced cold isostatic pressing forming technology and made after high calcined temperature.In order to meet the domestic and foreign customers for different class product demand,besides the 92% alumina grinding ball,we develop other different grades of products.
Item |
70 series |
92 series |
95 series |
AL2O3（%） |
68%-70% |
Around 90 |
Around 95 |
Fe2O3（%） |
≤0.02 |
≤0.02 |
≤0.02 |
Hardness（mohs） |
7-8 |
9 |
9 |
Density（g/cm3) |
3.26 |
≥3.60 |
≥3.70 |
Compressive strength MPa |
|
≥2000 |
≥2250 |
Abrasion (‰) |
Around 0.3 |
0.15 |
0.08 |
Color |
Faint Yellow |
White |
White |
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