Natural Manganese Sand Filter Media for Well Water Iron Removal
Short Product Description
Natural manganese sand filter media is a granular filtration material with MnO₂ content typically 30–40%, designed for catalytic oxidation and removal of iron and manganese. It is widely used in well water treatment, municipal systems, and industrial filtration.
This manganese sand provides stable performance in groundwater applications, ensuring effective iron removal and long service life.
Technical Specifications
| Parameter | Typical Value |
|---|---|
| MnO₂ Content | 30–40% |
| SiO₂ Content | Balance |
| Bulk Density | 1.4–1.8 g/cm³ |
| Particle Size | 0.5–1 mm / 1–2 mm / 2–4 mm |
| Uniformity Coefficient | ≤ 1.6 |
| Crush Rate | ≤ 2% |
| Wear Rate | ≤ 1.5% |
| Porosity | ≥ 40% |
| Iron Removal Efficiency | High |
| Manganese Removal Efficiency | High |
Notes:
- Higher MnO₂ content enhances catalytic oxidation of dissolved iron and manganese.
- Particle size selection affects filtration rate and pressure drop.
Key Features
- High MnO₂ content enables catalytic oxidation of Fe²⁺ and Mn²⁺
- Efficient removal of iron and manganese in groundwater systems
- Natural manganese sand filter media with stable particle grading
- Strong mechanical strength with low wear and breakage
- Good backwashing performance with low media loss
- Suitable for continuous filtration with long service life
Applications
- Groundwater treatment – removes dissolved iron and manganese through catalytic oxidation
- Municipal water plants – improves water clarity and compliance with standards
- Industrial water systems – pre-treatment for boilers and cooling systems
- Well water filtration – manganese sand filter media ensures consistent iron removal
- Drinking water treatment – reduces discoloration and metallic taste
Problems This Product Solves
- High iron content in well water → catalytic oxidation enables efficient removal
- Manganese contamination causing staining → improves water clarity and color
- Unstable filtration media → durable structure ensures long-term operation
- Frequent media replacement → low wear rate reduces operating cost
- Poor backwashing efficiency → optimized particle size improves cleaning
Packaging & Supply
- 25 kg / 50 kg bags or jumbo bags
- Palletized export packaging
- Bulk shipment options available
- Sample available for laboratory testing
Customization & Technical Support
- Multiple MnO₂ grades available (30%–40%+)
- Custom particle size distribution
- Technical support for filtration system design
- Water quality analysis and media selection guidance
FAQ
1. How does manganese sand remove iron and manganese?
Manganese sand acts as a catalyst, promoting oxidation of dissolved iron and manganese into insoluble particles that can be filtered out. The MnO₂ coating enables continuous catalytic reactions during filtration.
2. What MnO₂ content is recommended for manganese sand filter media?
Typically, 30–40% MnO₂ is suitable for most groundwater applications. Higher MnO₂ content improves oxidation efficiency and overall filtration performance.
3. Does manganese sand require pre-oxidation?
In many systems, aeration or chemical oxidants (e.g., chlorine) enhance performance, especially for higher iron or manganese concentrations.
4. What are the backwashing requirements?
Regular backwashing is required to remove accumulated solids. Proper flow rate ensures effective cleaning and maintains filtration efficiency.
5. What is the service life of manganese sand filter media?
With proper operation and backwashing, manganese sand can provide long-term performance due to its strong mechanical properties and stable catalytic activity.