High Purity Activated Alumina Catalyst have become key materials in the fields of chemical industry, environmental protection, etc. due to their excellent physical and chemical stability and customizability. Spherical catalytic carriers made by precision molding and high-temperature calcination processes can be directly used as active catalysts.
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low impurity content (such as Fe, Na, Si, etc. ≤50ppm).
Uniform particle size (0.5-10mm), good fluidity, and reduced bed pressure drop.
Specific surface area 5-300 m²/g, adjustable pore size distribution (micropore/mesopore/macroporous).
Compressive strength ≥50MPa, suitable for high-pressure reaction environment.
Working temperature range -20℃ to 1600℃, acid and alkali resistance (except strong hydrofluoric acid).
| Item | Unit | Index | |
| AL₂O₃ | % | ≥92 | ≥92 |
| SiO₂ | % | ≤0.10 | ≤0.10 |
| Fe₂O₃ | % | ≤0.08 | ≤0.08 |
| Na₂O | % | ≤0.4 | ≤0.4 |
| LOI | % | ≤7 | ≤7 |
| Size | mm | 1-2 | 2-3 |
| Crashing Strength | N/Piece | ≥30 | ≥50 |
| Surface Area | m²/g | ≥300 | ≥300 |
| Pore Volume | ml/g | ≥0.4 | ≥0.4 |
| Bulk Density | g/cm³ | 0.72-0.85 | 0.70-0.80 |
| Defluorinating | mg/g | ≥2.5 | ≥2.5 |
Exhibits elevated catalytic activity: The uniform pore structure facilitates the diffusion of reactants and ensures a high exposure rate of active sites.
Possesses an extended lifespan: Demonstrates exceptional resistance to wear (with a wear rate not exceeding 0.1% annually), thereby diminishing the frequency of replacement.
Emphasizes environmental stewardship: Allows for repeated regeneration processes (at temperatures ranging from 500 to 800 degrees Celsius), which in turn reduces expenses associated with waste disposal.
Exhibits enhanced selectivity: The tailored pore size and structure of our high-purity alumina balls enable effective sieving of reactants and products, enhancing the selectivity of the catalytic reaction and promoting the synthesis of desired products.
Demonstrates versatility in applications: Due to its exceptional properties, our alumina catalyst can be applied in a wide range of reactions, including oxidation, reduction, hydrogenation, and dehydration, catering to diverse industrial needs.
Facilitates easy handling and installation: The regular spherical shape of our catalyst facilitates easy filling, packing, and handling, reducing labor costs and enhancing operational efficiency in reactors and catalytic beds.
Ensures consistent performance over time: Our alumina catalyst maintains stable catalytic activity and selectivity over extended periods, minimizing the need for frequent catalyst replacement and ensuring continuous and reliable production processes.
Supports sustainable practices: By enabling efficient catalyst regeneration and reducing waste disposal, our high-purity alumina balls contribute to more environmentally friendly and sustainable industrial operations.
