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    Electronic and high precise machine manufacturing industry

    The key part of machine parts coating and solution

    The buyer: Germany * * * ceramic limited liability company

    Recommended products:

    B2 Grade (2N) High alpha phase silicon nitride.

    JSH B2 Grade(2N)The contents of major elements in silicon nitride powder
    ProjectUnitRange
    N%> 38.5
    O%< 1.5
    C%< 0.2
    Fe%< 0.3
    Al%< 0.2
    Ca%< 0.2
    Pppm wt< 200
    Sppm wt< 200
    Clppm wt< 200
    Si-free%< 0.2
    Si3N4(aphar)%> 95
    D50um0.5±0.05
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