Porous Manganese Dioxide for Heavy Metal Adsorption
Short Product Description
Porous Manganese Dioxide for Heavy Metal Adsorption is a high-surface-area MnO₂ material designed for efficient removal of dissolved metal ions from industrial wastewater. With MnO₂ purity of 85–95% and controlled pore structure, it provides strong adsorption and oxidation performance. Suitable for fixed-bed and pressure filtration systems.
Technical Specifications
| Parameter | Typical Range |
|---|---|
| MnO₂ Content | 85–95 % |
| Apparent Density | 0.9–1.2 g/cm³ |
| Bulk Density | 0.6–0.8 g/cm³ |
| BET Surface Area | 80–180 m²/g |
| Average Pore Size | 5–25 nm |
| Particle Size | 0.5–2 mm (granular) / 50–200 mesh (powder) |
| Moisture Content | ≤ 5 % |
| Crushing Strength (granules) | ≥ 40 N |
| pH Stability Range | 3–10 |
Key Features
High specific surface area for enhanced heavy metal ion adsorption
Stable porous structure ensures consistent hydraulic performance
Strong oxidative capacity for Fe²⁺, Mn²⁺, and other transition metals
Low dissolution rate under neutral and weak acidic conditions
Suitable for continuous filtration and regeneration systems
Porous Manganese Dioxide for Heavy Metal Adsorption supports high loading capacity in compact reactors
Applications
Industrial wastewater treatment – effective removal of Pb, Cu, Zn, Ni, and Cd ions
Groundwater remediation – reduction of dissolved iron and manganese through oxidation
Electroplating effluent treatment – adsorption of residual heavy metals
Mining wastewater treatment – stabilization of toxic metal ions
Drinking water pretreatment – used as catalytic media for iron/manganese removal
Packaging & Supply
25 kg woven bags with inner PE liner
500 kg / 1000 kg jumbo bags
Moisture-proof export packaging suitable for sea freight
Palletized and container-loaded for bulk shipment
Customization & Technical Support
Particle size distribution, pore structure, and MnO₂ content can be adjusted based on adsorption capacity and hydraulic requirements. Technical data sheets, pilot testing support, and application guidance are available for engineering integration and system optimization.