GRANULAR QUICKLIME (CALCIUM OXIDE)
Minben Granular Quicklime is engineered to achieve an optimal balance between reactivity and process controllability. Its controlled particle size delivers predictable reaction rates, making it well suited for fixed-bed reactors, dry injection systems, and applications where controlled alkalinity release is required.
Compared with powdered quicklime, it generates significantly less dust during handling and application, contributing to a cleaner operating environment and improved workplace conditions.
Specifications
Minben Granular Quicklime is featured with a stable particle size distribution and high purity, delivering reliable performance in demanding industrial applications.
Chemical Composition
Available CaO ≥ 92%
SiO2 ≤ 1.0%
Physical Properties
Particle size 4–10 mm, 10–15 mm
(customizable)Reactivity ≥ 400 mL
Key Features
Low dust generation
Excellent flowability
Core Advantages
Controlled Reaction Kinetics
Uniform particle size ensures stable and predictable reaction rates, effectively preventing localized overheating or incomplete reactions. This makes the product particularly suitable for continuous industrial processes.
Excellent Process Adaptability
Balancing high reactivity with good permeability inside reactors, it serves as an ideal additive for processes such as sintering and pelletizing.
Improved Operating Environment
Compared with powdered quicklime, on-site dust generation is significantly reduced, contributing to improved workplace conditions and reduced material losses.
Flexible, Customized Particle Size
Particle size can be customized to meet specific equipment configurations and process requirements.
Key Applications
Iron & Steel Sintering and Pelletizing
Acts as a highly efficient flux in sinter blends, enhancing sinter basicity, mechanical strength, and pelletizing performance.
Non-Ferrous Metal Smelting
Used as a pH regulator, flotation aid, or smelting flux to support metal recovery and slag control.
Specialized Flue Gas Treatment
Applied in dry or CFB acid-gas removal systems requiring controlled reaction depth and high efficiency.
Leachate Treatment
Used for neutralization and precipitation treatment of landfill leachate and complex wastewater streams.
Petroleum Industry
Used in drilling fluid or lubricant additive production, providing stable alkalinity and calcium reserves.
Autoclaved Aerated Concrete (AAC)
Serves as a key calcium raw material for stable gas formation, hardening strength, and panel quality.
Iron & Steel Sintering and Pelletizing
Acts as a highly efficient flux in sinter blends, enhancing sinter basicity and mechanical strength.
Non-Ferrous Metal Smelting
Used for pH adjustment and flotation in nickel, copper, and gold ore slurries, or as a smelting flux to optimize slag formation.
Specialized Flue Gas Treatment
Applied in dry or circulating fluidized bed (CFB) acid-gas removal processes that require a specific reaction depth.
Leachate Treatment
Used for neutralization and precipitation treatment of landfill leachate.
Petroleum Industry
Used in the production of drilling fluid additives or lubricant additives, providing reliable alkalinity reserves.
Autoclaved Aerated Concrete (AAC)
A critical calcium-bearing raw material that ensures stable gas-forming reactions and consistent hardening strength. Particle uniformity plays a critical role in determining final panel quality.
Quality Report
The product meets and exceeds the national standards of P.R. China for metallurgical lime, making it suitable for high-demand industrial applications.
| Indicator Name | Content % (Analysis Result) | National Standard of P.R. China – Metallurgical Lime (Special Grade) | National Standard of P.R. China – Metallurgical Lime(Grade I) |
|---|---|---|---|
| CaO | 94.28% | ≥ 92.0% | ≥ 90.0% |
| MgO | 0.41% | < 5.0% | < 5.0% |
| SiO2 | 0.20% | ≤ 1.5% | ≤ 2.5% |
| S | 0.018% | ≤ 0.020% | ≤ 0.030% |
| Loss on Ignition (LOI) | 0.14% | ≤ 2.0% | ≤ 4.0% |
| Reactivity (4 mol/L HCl, 40 ± 1 °C, 10 min) | 408 mL | ≥ 360 mL | ≥ 320 mL |
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