Fused silica powder

Fused silica powder is a kind of high-quality natural quartz raw material, which is transformed into amorphous quartz by electro-melting, and then through various processes such as crushing, sorting, ultra-fine grinding, precision grading, surface treatme

【Product Series】:

YS-R YS-HR
  • Feature:

    Low dielectric constant; Low dielectric loss; Low coefficient of thermal expansion, high dimensional stability; High purity; High whiteness.

  • Application:

    Applied in industries such as Copper-clad laminate, Ink coatings, Adhesives, Electronic packaging, and Composite materials.

  • 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
    2.20×103
    Mohs Hardness
    /
    6
    Dielectric Constant
    /
    3.88(1MHz)
    Dielectric Loss
    /
    0.0002(1MHz)
    Coefficient of Linear Expansion
    1/K
    0.5×10-6
    Ion impurity
    ppm
    Can be reduced below 3ppm
    Purity
    SiO2content
    ≧99.5

    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.