Photo of the Particles:
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Chemical formula: Al2O3
Standard: TU 20.13.25.117-052.7451260420-2022
Grain-Size Composition
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d10, microns
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20±5.0
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d25, microns
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35±5.0
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d50, microns
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50±5.0
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d75, microns
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>70
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d90, microns
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>90 |
Physical and Chemical Characteristics
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Fe2O3 (%), ≤
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0.05
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SiO2 (%), ≤
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0.03
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Na2O + K2O in terms of Na2O (%), ≤
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0.4
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LOI 1100°С 60 min, %
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1.2
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Specific surface area, m2/g
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50÷100
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Content of the α–phase, %
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10÷20
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Moisture, %, ≤
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0.5
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Bulk density, t/m3
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0.9±0.1
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Application
- Wear-resistant material used in the production of technical, electrical, fine and other types of ceramics
- Refractory filler in the manufacture of non-stick coatings for molds and rods, as well as in the production of molded and unformed products
- Abrasive material, including in the manufacture of grinding and polishing pastes
- An additive that improves the transparency, mechanical strength and heat resistance of glass
- Exfoliating component in the cosmetic industry – for mechanical peeling of the skin or adding to cosmetics
Fine aluminium oxide
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