Shape: | Ball |
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Drying Method: | Static Drying |
Kind: | Activated Alumina Ball |
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Product Description: Activated Alumina Ceramic Balls
Activated Alumina Ceramic Balls are high-performance, porous desiccant and catalyst support media manufactured from premium-grade aluminum oxide (Al2O3). Through a specialized thermal activation process, these balls develop an exceptionally high surface area and a vast network of microscopic pores, making them highly effective for adsorption, purification, and catalytic applications.
Key Features & Benefits:
*Exceptional Adsorption Capacity: Highly efficient at removing water vapor, fluoride, sulfides, and other impurities from gases and liquids due to immense surface area and tailored pore structure.
*High Crush Strength: Engineered for durability to withstand significant pressure drops and mechanical stress in packed beds during operation, minimizing attrition and dust formation.
*Excellent Thermal Stability: Maintains structural integrity and performance at elevated temperatures (up to 500-600°C / 932-1112°F), suitable for demanding processes like drying hot gases or catalytic reactions.
*Chemical Resistance: Inert to most organic solvents, acids, and bases (within specified pH ranges), ensuring long service life in corrosive environments.
*Regenerability: Can be effectively reactivated multiple times through controlled heating (typically 150-350°C / 302-662°F) to drive off adsorbed moisture or contaminants, offering significant cost savings over disposable media.
*Uniform Size & Shape: Precisely sized spherical beads ensure consistent packing density, optimal flow distribution, minimal channeling, and predictable pressure drop in columns or reactors.
*Low Attrition & Dust: Smooth surface and high mechanical strength result in minimal fines generation during handling and operation, protecting downstream equipment.
Type
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EniSorb Activated Alumina Adsorbent
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A01
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A02
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A03
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A04
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A05
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Application
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Gas, fluid Drying
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Fluoride Removal
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H2O2 Production
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Catalyst Carrier
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Air Dryer
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|
Appearance
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White sphere, Insoluble in water, Innocuous
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Crystal Type
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x-p
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x-p
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y
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y
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x-p
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|
Composition (%)
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Al2O3
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≥93.5
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≥93.5
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≥93.5
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≥93.5
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≥93.5
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Na2O
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≤0.3
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≤0.3
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≤0.3
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≤0.3
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≤0.3
|
|
Fe2O3
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≤0.2
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≤0.2
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≤0.2
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≤0.2
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≤0.2
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|
SiO2
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≤0.2
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≤0.2
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≤0.2
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≤0.2
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≤0.2
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|
LOI (%)
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4-7
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4-7
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4-7
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4-7
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4-7
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|
Bulk Density (g/ml)
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0.68~0.72
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0.70~0.75
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0.70~0.80
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0.50-0.70
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0.68-0.75
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|
Surface Area (m2/m3)
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300-350
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300-350
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300-350
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300-350
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300-350
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|
Pore Volume (ml/g)
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0.45-0.50
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0.45-0.50
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0.45-0.50
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0.45-0.50
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0.45-0.50
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Water Adsorption %
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17-20
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Fluoride 2.5-4
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-
|
-
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17-20
|
|
Active (%)
|
--
|
--
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56~62
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--
|
--
|
|
Attrition Loss
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≤1.0
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≤1.0
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≤1.0
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≤0.4
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≤0.8
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|
(N/pc) |
1-3mm
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≥50
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≥50
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≥50
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≥50
|
≥50
|
3-5mm
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≥150
|
--
|
≥150
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≥150
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≥150
|
|
4-6mm
|
≥180
|
--
|
≥180
|
≥180
|
≥180
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|
5-7mm
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≥250
|
--
|
≥250
|
≥250
|
≥250
|
|
6-8mm
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≥300
|
--
|
--
|
≥300
|
≥300
|
|
8-10mm
|
≥450
|
--
|
--
|
≥450
|
≥450
|
|
12-14mm
|
≥500
|
--
|
--
|
≥500
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≥500
|
Important Notes:
1.Specifications Vary: Exact specifications depend heavily on the specific grade and manufacturing process. The values above represent common ranges for industrial-grade activated alumina balls. Always refer to the manufacturer's datasheet for the precise specifications of the product being supplied.
2.Size Matters: Key properties like Crush Strength, Bulk Density, and Adsorption Kinetics are significantly influenced by ball diameter. Smaller balls have higher surface area per volume but higher pressure drop. Larger balls have higher crush strength but potentially slower adsorption kinetics.
3.Application Specific: Optimal selection depends on the specific application (e.g., required adsorption capacity, fluid type, pressure drop constraints, regeneration conditions).
4.Packaging: Typically supplied in 25kg multi-layer moisture-proof bags, fiber drums (e.g., 50kg, 100kg), or supersacks.
Typical Applications:
*Gas & Air Drying: Deep drying of compressed air, industrial gases (H2, N2, O2,), refrigerants, and instrument air.
*Liquid Purification: Removal of fluoride, heavy metals, and organic impurities from drinking water and wastewater. Dehydration of organic liquids (e.g., solvents, transformer oil, LPG).
*Catalyst Support: Widely used as an inert, high-surface-area carrier for catalysts in petrochemical refining (e.g., Claus process for sulfur recovery), production, and various chemical syntheses.
*Adsorption Beds: Used in packed columns for VOC (Volatile Organic Compound) removal, acid gas adsorption (HCl, SO2), and selective separation processes.
*Defluoridation: Primary media in household and industrial water filters for fluoride reduction.