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High Alumina Balls
Alumina grinding balls are high grade milling media made by advanced cool isostatic pressing technology and fired at high temperature. Alumina grinding balls are available with 92% AL2O3, 75% AL2O3 and 65% AL2O3. It is also available in different size of 60mm-90 mm.
Technical Specification:
Characteristics of Alumina Grinding Media:
|
Item
|
92% Al2O3
|
75% Al2O3
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65% Al2O3
|
63% Al2O3
|
|
Al2O3 (%)
|
91.82
|
78.24
|
64.28
|
63.17
|
|
SiO2 (%)
|
4.64
|
13.81
|
28.53
|
28.67
|
|
Fe2O3 (%)
|
0.05
|
0.06
|
0.41
|
1.52
|
|
TiO2 (%)
|
0.04
|
0.62
|
1.71
|
2.94
|
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Bulk density (g/cm3)
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3.6
|
3.26
|
2.9
|
2.85
|
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Compression Strength (MPa)
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>1700
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>1200
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>1000
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>1000
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Wear Loss (%)
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<0.02
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<0.025
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<0.05
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<0.055
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Water Absorption (%)
|
0
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0
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0
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0
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Hardness
|
9
|
8
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07/08/10
|
07/08/10
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