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  • Spherical aluminum oxide powder

    Spherical aluminum oxide powder

    Spherical aluminum oxide powder

    【Explanation】:Spherical aluminum oxide powder refers to the aluminum oxide powder material made of specific irregular corner particles by process of flame method. It is featured by small surface area and good liquidity.

    【Applications】:

    >Basic characteristics of spherical aluminum oxide powder:

    ItemUnitTypical Value
    Appearance
    /
    White powder
    Particle morphology
    /
    Spherical
    Density
    kg/m3
    3.7×103
    Mohs Hardness
    /
    6-9.0
    Dielectric Constant
    /
    9(1MHz)
    Dielectric Loss
    /
    3×10-4(1MHz)
    Coefficient of Linear Expansion
    1/K
    7×10-6
    Thermal Conductivity
    W/K·m
    30

    >Spherical aluminum oxide powder can be sorted on basis of following characteristics and prepared as required by customers:

    ItemIndex of CorrectionIntroduction
    Purity
    Al2O3content
    99.0% above
    Impurity
    Na2O
    Can be reduced below 3ppm
    Crystalline phase
    ɑ-Al2O3content
    Up more than 90%
    Particle size distribution
    D50
    Available within D50=2-50µm
    Particle size distribution
    May be adjusted on basis of typical distribution as needed, including multimodal distribution and narrow-range distribution.

    *For any special requirements, please feel free to contact us, we will provide solutions for you wholeheartedly.

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