Brand:JNE
Model:various
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This kind of Alumina grinding balls are made of micro-powder.
They are used as grinding media for ball mills,agitators etc.
Alumina grinding balls are suitable for applications for ball mills,agitators,vibro-mills and sand-mills etc.
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Chemical composition |
Physical features |
Mechanical features | |||||
Type | Al2O3, Wt% | SiO2, Wt% | Fe2O3, Wt% | Bulk density,g/cm3 | Abrasion | Water absorption,% |
Hardness | Mpa (Compressig strength) |
DB-70 | ≥70 | ≤25 | ≤0.35 | 3.0 | 0.3 | 0.1 | 8 | 1500 |
DB-85 | ≥85 | ≤15 | ≤0.3 | 3.30 | 0.2 | 0.1 | 8.5 | 1700 |
DB-92 | ≥92 | ≤5 | ≤0.2 | 3.60 | 0.15 | 0.1 | 9 | 2000 |
KP-92 | ≥92 | ≤5 | ≤0.2 | 3.65 | 0.1 | 0.1 | 9 | 2000 |
KP-95 | ≥95 | ≤5 | ≤0.15 | 3.7 | 0.1 | 0.1 | 9.5 | 2000 |
