• Eliminate Slag, Oxides & Inclusions with Al₂O₃ Foam Filters

    High-Purity Aluminum Oxide Filters for Aluminum, Copper & Alloy Casting

  • Aluminum Oxide

    Key Benefits

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    Why Aluminum Oxide Foam Filters?

    • 90% Inclusions Removal
    • Withstands 1600°C / 2912°F
    • 10-30 PPI Customizable
    • ISO 9001 & IATF 16949 Certified
  • Product Details

    Technical Specifications

    Property Value

    Material 99.7% Pure Al₂O₃

    Porosity 80-85%

    Operating Temperature 1600°C (2912°F)

    Standard Sizes 50x50mm to 500x500mm

    Custom Shapes Round, Square, Trapezoidal

  • Applications

    Industries We Serve

    Automotive

    Aerospace

    Foundries

  • Differentiation

    Superior to Silicon Carbide & Zirconia Filters

    Feature Al₂O₃ Filter SiC Filter

    Cost Efficiency ✅ 30% Lower High

    Thermal Shock Resistance ✅ 200 Cycles 100 Cycles

    Corrosion Resistance ✅ pH 1-14 ❌ pH 1-12

  • FAQ

    Common Questions About Aluminum Oxide Filters

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