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China Superfine Manganese Carbonate Suppliers - High-Quality Milled Manganese Carbonate from Factory

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    Physical and Chemical Properties

    Molecular Formula: MnCO₃ | Molecular Weight: 114.95 | CAS No.: 598-62-9
    Appearance:
    Light pink to light brown ultrafine powder with uniform particle size distribution (D50: 1-10 μm normally, adjustable as required).
    Key Properties:
    Remarkably improved dispersibility, fluidity and reactivity. Insoluble in water and ethanol, soluble in dilute inorganic acids. Stable when dry, prone to oxidation in humid conditions.
    Particle Size Advantages: High specific surface area enables more sufficient reactions and more stable performance in battery materials and ferrites.

    Quality Index

    Item Specification
    Appearance Uniform light pink / light brown ultrafine powder
    Mn Content (%) ≥44.0
    Sulfate Content (%) ≤0.80
    Chloride Content (%) ≤0.01
    Hydrochloric Acid Insoluble Matter (%) ≤0.10
    Particle Size D50 (μm) 1-10 (Customizable per customer requirements)
    Moisture (%) ≤0.50

    Function and Use

    New Energy Battery Materials

    Applied to cathode materials of lithium manganese iron phosphate and lithium manganate, improving compaction density and electrochemical cycle performance.

    Soft Magnetic Ferrite

    Used for high-frequency manganese-zinc ferrites to reduce magnetic loss and enhance magnetic permeability. Ideal for 5G devices and new energy power supplies.

    High-end Ceramics & Coatings

    Enables uniform coloring, improves gloss and hardness of ceramic glaze. Weather-resistant pigment for coatings and inks with stable color tone.

    Fine Chemical Industry

    Precursor for high-purity manganese salts (nitrate, chloride) and catalyst carrier, delivering higher reaction efficiency.

    Packaging, Storage and Transportation

    Packaging: 25kg/bag, moisture-proof bags with PE liner. Vacuum packaging available for specific requirements to prevent oxidation.

    Storage: Cool, ventilated, dry warehouse. Keep away from moisture, light, and heavy pressure. Separate from acidic/oxidizing materials.

    Transportation: Protect from rain and sunlight. Handle gently. Maintain dryness to avoid caking and performance impairment.

    Fire Protection: Use water, sand, or fire extinguishers for emergency response.

    Frequently Asked Questions

    Q1: What is the standard particle size (D50) of your Manganese Carbonate?

    A: The standard D50 ranges from 1-10 μm, but it is fully customizable based on specific customer requirements.

    Q2: How does the ultrafine powder benefit lithium battery production?

    A: The high-activity ultrafine powder improves compaction density and enhances the electrochemical cycle performance of cathode materials.

    Q3: Is the product prone to oxidation during storage?

    A: It is stable when dry but can oxidize in humid conditions. We offer vacuum packaging for sensitive applications to prevent oxidation and caking.

    Q4: What is the typical Manganese (Mn) content?

    A: Our high-quality Manganese Carbonate maintains a Mn content of ≥44.0%.

    Q5: Can it be used in electronic components?

    A: Yes, it is widely used in high-frequency manganese-zinc ferrites for 5G communication devices to reduce magnetic loss.

    Q6: What are the solubility characteristics?

    A: The product is insoluble in water and ethanol, but it is soluble in dilute inorganic acids.

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