Crystalline silicon powder

High-purity ultra-fine crystalline silicon powder is made of high-quality natural quartz as raw material, through various processes such as sorting, crushing, impurity removal, ultra-fine grinding, precision grading, surface treatment, etc., to produce a

【Product Series】:

YS-M YS-HM
  • Feature:

    High purity; High hardness and wear resistance; Good electrical insulation; Low coefficient of thermal expansion; The chemical properties are very stable: excellent acid and alkali resistance, corrosion resistance, and no reaction with any other substances except for hydrofluoric acid.

  • Application:

    The application fields are very extensive: copper clad panels, ink coatings, adhesives, electronic packaging, composite materials, silicone rubber, cosmetics, special ceramics and other industries.

  • Technical Data:

  • Item
    Unit
    Typical Value
    Particle size distribution
    D50
    Available within D50=0.5-10µm
    Particle size distribution
    May be adjusted on basis of typical distribution as needed, including multimodal distribution and narrow-range distribution.
    Appearance
    /
    White powder
    Density
    kg/m3
    2.65×103
    Mohs Hardness
    /
    7
    Dielectric Constant
    /
    4.2(1MHz)
    Thermal Conductivity
    W/K·m
    12.6
    Coefficient of Linear Expansion
    1/K
    14×10-6
    Ion impurity
    ppm
    Can be reduced below 5ppm
    Purity
    SiO2content
    %
    ≧99.0

    1.The above physical indicators and chemical compositions are based on the average value of sample analysis and testing.

    2.Individualized products can be customized: Particle size distribution can be controlled, and different surface activation can be selected.

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