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  1. The functional ceramic industry

    The main raw material solution

    The buyer: * * American holding company

    Recommended products:

    B1 Grade (3N) Ultrafine silicon nitride powder.

    JSH B1 Grade (3N) content of the main elements of silicon nitride
    Project Unit Range
    N % > 39
    O % < 1.0
    C % < 0.2
    Fe ppm wt < 400
    Al ppm wt < 200
    Ca ppm wt < 150
    P ppm wt < 50
    S ppm wt < 50
    Cl ppm wt < 50
    Si-free % < 0.1
    Si3N4(aphar) % > 93
    D50 um 0.7±0.05