Grade | MgCO3 (%) min | MgO (%) min | SiO2 (%) max | CaO (%) max | Fe2O3 (%) max | Al2O3 (%) max | L.O.I. (%) max | Size | |
Powder (mesh) | Granular (mm) | ||||||||
AA | 97.8 | 46.5 | 3.0 | 2.0 | 0.7 | 0.5 | 50 | 60 120 200 325 | 0-1 0-5 0-5 1-5 1-10 |
A | 94 | 45 | 5 | 2 | 1 | 2 | 51 | ||
B | 88 | 42 | 8 | 3 | 1 | 3 | 52 | ||
C | 85 | 40 | 9 | 3 | 1 | 3 | 53 | ||
D | 80 | 38 | 10 | 3 | 1 | 3 | 55 | ||
Magnesium Carbonate is a naturally occurring mineral processed to achieve high purity and uniform particle size. It is available in powder or granulated form and has applications in industries ranging from refractory materials to pharmaceuticals.
Key Material Properties Table:
| Property | Value | Unit |
|---|---|---|
| Chemical Formula | MgCO₃ | - |
| Molecular Weight | 84.31 | g/mol |
| Appearance | White powder | - |
| pH (1% suspension) | 9–10 | - |
| Moisture Content | ≤0.5% | % |
| Loss on Ignition (LOI) | 44–46% | % |
| Particle Size | 5–50 | μm |
Applications:
Refractory Industry: Enhances thermal resistance and stability in high-temperature bricks and insulation materials.
Pharmaceuticals: Used in antacids, dietary supplements, and as a pharmaceutical excipient.
Rubber and Plastics: Acts as a filler, pH regulator, and processing aid.
Environmental Protection: Neutralizes acidic wastewater streams and stabilizes pH.
Proper maintenance ensures the longevity and performance of Magnesium Carbonate during storage and usage.
Environment: Store in a dry, cool, and ventilated area to prevent moisture absorption.
Containers: Use moisture-proof, airtight containers.
Handling: Employ gloves and dust masks to prevent inhalation or skin contact.
Regularly clean dosing systems, hoppers, and mixing equipment to avoid residue buildup.
Inspect particle flow in industrial applications to prevent clogging or inconsistent dosing.
Maintenance Summary Table:
| Maintenance Aspect | Recommendation | Frequency |
|---|---|---|
| Storage Environment | Dry, ventilated | Continuous |
| Container Integrity | Airtight, moisture-proof | Monthly |
| Handling | Gloves, dust mask | Each use |
| Equipment Cleaning | Dosing and mixing systems | Weekly |
For industries relying on Magnesium Carbonate, implementing a structured upgrade and maintenance plan enhances operational efficiency.
Process Evaluation: Assess current industrial processes for optimal Magnesium Carbonate usage.
Equipment Modernization: Introduce automated dosing and real-time monitoring systems.
Material Testing: Incorporate regular quality tests to ensure consistency and performance.
Monthly: Inspect storage conditions and container seals.
Quarterly: Conduct particle size distribution and purity tests.
Annually: Perform a comprehensive system audit and process optimization.
Upgrade and Maintenance Table:
| Task | Frequency | Notes |
|---|---|---|
| Storage Inspection | Monthly | Maintain dryness and airtight containers |
| Purity & Particle Testing | Quarterly | Ensure consistent performance |
| System Audit | Annually | Optimize industrial processes |
| Equipment Cleaning | Weekly | Prevent blockages and residue accumulation |
Magnesium Carbonate has a wide range of industrial and commercial applications.
Enhances thermal stability and resistance in bricks, insulation, and kiln linings.
Provides uniform expansion characteristics to reduce cracking.
Used as an antacid and dietary supplement due to its magnesium content.
Serves as an excipient in tablet and capsule formulations.
Acts as a filler to improve mechanical properties.
Stabilizes pH and prevents product discoloration during processing.
Neutralizes acidic effluents in wastewater treatment.
Reduces heavy metal solubility and improves compliance with environmental standards.
Applications Table:
| Industry | Application | Benefit |
|---|---|---|
| Refractory | Bricks, insulation | Enhanced thermal stability |
| Pharmaceutical | Antacids, supplements | Safe magnesium source |
| Rubber/Plastics | Filler, pH stabilizer | Improved mechanical properties |
| Environmental | Acid neutralization | Compliance and efficiency |
Magnesium Carbonate performs several critical functions across industries:
Thermal Stability: Maintains structural integrity at high temperatures.
pH Regulation: Neutralizes acids in water treatment and industrial processes.
Filler and Additive: Enhances mechanical properties in plastics and rubber.
Magnesium Source: Supplies essential magnesium in pharmaceuticals and nutritional products.
Environmental Protection: Reduces environmental impact in wastewater and effluent treatment.
Functions Table:
| Function | Description | Application |
|---|---|---|
| Thermal Stability | Maintains integrity under heat | Refractory bricks, kiln linings |
| pH Regulation | Neutralizes acidic solutions | Wastewater treatment |
| Filler/Additive | Enhances mechanical properties | Rubber and plastics |
| Magnesium Source | Provides nutritional magnesium | Pharmaceuticals, supplements |
| Environmental Protection | Reduces heavy metal solubility | Industrial effluents |
Magnesium Carbonate (Natural Magnesium Carbonate) is a versatile, high-purity mineral essential for industrial, pharmaceutical, and environmental applications. By following proper maintenance methods, implementing upgrade and maintenance plans, understanding product applications, and leveraging its main functions, industries can maximize efficiency, reduce waste, and maintain high product quality.
Choosing a certified supplier ensures consistent product performance, technical support, and adherence to international standards, making Magnesium Carbonate a reliable choice for global B2B trade and industrial processes.
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