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    1. 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