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Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing

    Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers
     
    Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers
    • Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers
    • Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers
    • Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers
    • Buy cheap Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing from wholesalers

    Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing

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    Brand Name : Zhongli
    Model Number : AGB-01
    Certification : CE ISO
    Payment Terms : L/C,T/T,Western Union
    Supply Ability : 40-200ton per month
    Delivery Time : within 15 days
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    Low Sodium 92% Alumina Ball Aluminum Oxide Ceramic Balls For Battery Material Processing

    Product Description

    Low Sodium Alumina Balls: Ideal for Lithium Battery Material Processing

    In the rapidly evolving world of lithium battery technology, the quest for optimal materials is relentless. Among the myriad of components, low sodium alumina balls have emerged as a game-changer, especially in lithium battery material processing. These alumina balls not only enhance the performance and safety of lithium batteries but also contribute to the sustainability of the energy sector.

    Understanding Alumina in Lithium Battery Technology

    Alumina, or aluminum oxide (Al2O3), is a critical component in the manufacturing of lithium batteries. Known for its high purity and low content of harmful impurities such as silicon, iron, sodium, and calcium, alumina plays a pivotal role in ensuring the internal environment of the battery remains stable. This stability is crucial for the efficient functioning and longevity of lithium batteries.

    Characteristics of Low Sodium Alumina Balls

    Low sodium alumina balls are distinguished by their high purity and low sodium content. This unique composition prevents the introduction of impurities during battery processing, thereby maintaining the integrity of the battery's internal environment. Additionally, these alumina balls boast a small, uniform particle size, which enhances compatibility with electrolytes and improves liquid absorption.

    Key Advantages:

    1. High Purity: Ensures no impurities are introduced during battery processing.
    2. Uniform Particle Size: Prevents blockage of diaphragm gaps, enhancing electrolyte compatibility.
    3. Wide Application Range: Suitable for lithium battery diaphragm coating, microcrystalline ceramics, and precision ceramics.

    The Role of Alumina in Lithium Battery Separators

    The separator in a lithium battery is crucial for preventing short circuits and ensuring the safe operation of the battery. Alumina is often used as a ceramic coating for these separators, enhancing their thermal and mechanical stability. The inclusion of alumina improves the wetting and liquid retention effects, which are vital for maintaining battery performance.

    Enhanced Battery Safety and Performance

    Using alumina in lithium battery separators offers several benefits:

    • Improved Safety: Helps prevent lithium dendrite growth, reducing the risk of short circuits, overheating, or fire.
    • Enhanced Durability: Provides mechanical strength and dimensional stability, preventing diaphragm shrinkage or stretching.
    • Better Energy Density: Facilitates effective electrolyte transmission, boosting battery energy density and reducing internal resistance.

    Chemical Composition:

    Composition

    Al2O3

    SIO2

    CaO+MgO

    Fe2O3

    Wt%

    ≥92

    7 max

    ≤2

    0.1

    Typical Properties:

    Specific Gravity

    g/cm3

    Bulk Density kg/L

    Hardness

    Moh’s

    Water Absorption

    %

    Self wearing loss %(24hrs)

    Compression

    Mpa

    3.65

    2.2

    9

    0.01

    ≤0.012

    2000

    Sizes Φ:

    Size(mm)

    Size(mm)

    Size(mm)

    Size(mm)

    0.5-1.0

    6.0

    20.0

    70.0

    1.0

    8.0

    25.0

    80.0

    2.0

    10.0

    30.0

    90.0

    3.0

    13.0

    40.0

    100.0

    4.0

    15.0

    50.0

    5.0

    18.0

    60.0

    1. Mechanical & Physical Properties

    Property Alumina (92%) Alumina (99%) Zirconia Steel Silica Sand
    Density (g/cm³) 3.6 3.9 6.0 7.8 2.2
    Hardness (Mohs/HV) 9 (~1,500 HV) 9 (~1,800 HV) 8.5 6-7 7
    Wear Rate (g/ton) 10–50 5–20 1–5 100+ 300+
    Compressive Strength 2,000 MPa 2,500 MPa 2,200 MPa 500 MPa Low

    Key Takeaways:

    • 99% Alumina offers 30% lower wear than 92% grade.
    • 2–5x longer lifespan vs. steel in abrasive slurries.
    • Harder than zirconia but less tough (ideal for fine grinding).

    2. Chemical & Thermal Resistance

    Property Alumina (99%) Performance Impact
    Chemical Inertness Resists pH 1–14 Safe for acids/alkalis, pharmaceuticals.
    Max Temperature 1,600°C Stable in kilns, calcination.
    Thermal Shock Moderate Avoid rapid quenching (>200°C/min).
    Contamination Risk None Zero metal ions (critical for Li-ion batteries).

    Vs. Competitors:

    • Beats steel in corrosion resistance.
    • Outperforms silica sand in wear & consistency.

    3. Grinding Efficiency

    • Particle Size Reduction: Achieves sub-micron fineness (D50 < 1µm) in wet/dry mills.
    • Speed: Higher density (vs. silica) improves kinetic energy transfer.
    • Consistency: Uniform shape/size prevents clogging in bead mills.

    Best For:

    • High-purity materials (e.g., ceramics, electronics powders).
    • Slurry processing (paints, dyes).

    4. Industry-Specific Performance

    Industry Benefit of Alumina Balls
    Mining 50% lower replacement cost vs. steel in ore grinding.
    Pharma FDA-compliant, no endotoxin release.
    Batteries Prevents Fe/Ni contamination in cathode materials.
    Paints Maintains color purity (no metal leaching).

    5. Cost vs. Lifetime Analysis

    Media Type Cost per kg Lifespan (hours) Cost per Ton Ground
    Alumina (92%) $5–10 2,000–3,000 $0.50–1.00
    Steel $2–4 500–800 $2.00–4.00
    Zirconia $50–100 5,000+ $0.20–0.50

    Trade-Off:

    • Alumina balances cost and performance – Ideal when zirconia is over-spec.

    Performance Summary: Why Choose Alumina?

    Cost-Effective: 3x cheaper than zirconia for moderate abrasion.
    High-Purity: 99.9% Al₂O₃ for sensitive applications (e.g., pharma).
    Versatile: Works in ball/attritor/planetary mills.
    Low Maintenance: Non-corrosive, easy to clean.

    Limitations:

    • Not for high-impact milling (e.g., hammer mills).
    • Thermal shock risk in rapid cooling applications.

    Need Custom Alumina Balls?

    We supply:

    • Sizes: 1mm–50mm (±0.01mm tolerance).
    • Grades: 92%, 95%, 99%, ZTA-composite.
    • Certifications: ISO 9001, RoHS, FDA (for pharma).

    Package:

    25KG/woven bag,1000KG-1250KG for one pallet with shrink wrapped

    Factory equipment

    Exhibition & Partner

    Case

    Ship to UAE

    Ship to Netherland

    FAQ

    1. What are alumina ceramic balls made of?

      • They are made from aluminium oxide (Al₂O₃), a high-purity ceramic material known for its hardness and wear resistance.

    2. What are the key properties of alumina ceramic balls?

      • High hardness, excellent wear resistance, chemical stability, high-temperature resistance (up to 1600°C), and electrical insulation.

    3. What are alumina ceramic balls used for?

      • They are used as grinding media, bearing components, valve balls, and in applications requiring wear resistance and chemical inertness.

    4. Why choose alumina balls over steel or other ceramics?

      • They offer superior wear resistance, chemical stability, and are lighter than steel, making them ideal for specific applications.

    5. What sizes are available for alumina ceramic balls?

      • Sizes typically range from 1mm to several inches, depending on the application.

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