Product Details
Product Description
zaly alumina balls' featureRaw material: calcined alumina of high-temperature and low sodium
Forming process: 25-80mm--Isostatic pressed balls (CIP)
1-20 mm-- Rolling formed balls
Product Feature: High density
high hardness
low wear loss
good normalization
good corrosion-resistance
Application: zaly's alumina balls are widely used as lining and grinding meda of ball mill on ceramics, paints,refractories,building material,mines,metallurgy, cement etc.
Specification
Alumina Grinding Ball |
1. Alumina Ball (CIP) |
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Dimension(mm) |
80 |
70 |
60 |
50 |
40 |
30 |
25 |
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Dia.(mm) |
80±2.5 |
70±2.5 |
60±2 |
50±2 |
40±1 |
30±1 |
25±1 |
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2. Alumina Micro Ball (Rolling) |
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Dimension(mm) |
20 |
18 |
15 |
13 |
10 |
8 |
6 |
5 |
3 |
1 |
Dia.(mm) |
20±1.5 |
18±1.5 |
15±1 |
13±1 |
10±1 |
8±0.5 |
6±0.5 |
5±0.5 |
3±0.5 |
1±0.2 |
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Main Properties |
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Al2O3 |
≥92% |
≥95% |
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SiO2 |
<=7% |
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CaO+MgO+Fe2O3 |
2% |
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True Density |
3.62 |
3.68 |
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Water Absorption |
<0.01% |
<0.01% |
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Hardness (Mohs) |
≥9 |
≥9 |
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Self Wear Rate |
<0.01%(24H) |
<0.01%(24H) |
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Color |
White |
White |
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Alumina Grinding Cylinder |
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Dimension(mm) |
30*30, 50*50 |
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Technology Parameters |
Al2O3 |
≥92% |
≥95% |
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True Density |
≥3.6g/cm3 |
≥3.65g/cm3 |
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Water Absorption |
≤0.01% |
≤0.01% |
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Hardness (Mohs) |
≥9 |
≥9 |
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Self Wear Rate |
≤2% (24H) |
≤2% (24H) |
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Max. Operating Temp |
1800°C |
1800°C |
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Crushing Strength |
>520Kn |
>520Kn |
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Compressive Strength |
>2,000Mpa |
>2,000Mpa |
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Other demensions are available as per customers' requirement. |
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>other demensions are available as per customers' requirement.
Detailed Images