McMaster-Carr logo
    Clear All
    System of Measurement
    System of Measurement
    Metric
    Diameter
    Diameter
    Show
    25mm
    Clarity
    Clarity
    Opaque
    Maximum Temperature
    Maximum Temperature
    1,000° to 1,999° F
    2,000° F or greater
    Shape
    Shape
    Ball
    Dielectric Strength
    Dielectric Strength
    220 V/mil
    Not Rated
    Color
    Color
    White
    Compressive Strength
    Compressive Strength
    300,000 psi
    Sphericity
    Sphericity
    99.99%
    Thermal Conductivity
    Thermal Conductivity
    2 W/m-K @ 20° C
    194.5 Btu/hr. × in./sq. ft./°F @
    212° F
    Tensile Strength
    Tensile Strength
    31,000 psi
    Not Rated
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Minimum Temperature
    Minimum Temperature
    Not Rated
    Modulus of Elasticity
    Modulus of Elasticity
    0.030 ksi × 106
    0.054 ksi × 106
    Fabrication
    Fabrication
    Fired
    Sintered
    Flexural Strength
    Flexural Strength
    43,000 psi
    54,000 psi
    Porosity
    Porosity
    0%
    Not Rated
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Refractive Index
    Refractive Index
    1.78
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    2 Products