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    1.  

         
       

             電話: +86-731-26283298

             傳真: +86-731-26283298

             手機: +86-15869711928

             郵件:sales@jinchengtn.com

             微信: ireneguan30

             QQ:    438697659    
       

       

      碳化鉭

      碳化鉭粉規格 

      碳化鉭粉規格

                                                                                                                       質量分數%

      產品牌號

      一級

      二級

      三級

      Tac

      ≥99.5

      ≥99.0

      ≥99.0

      總碳

      ≥6.20

      ≥6.20

      ≥6.25±0.25

      雜質含量不大于

      游離碳

      ≤0.05

      ≤0.1

      ≤0.1

      Nb

      ≤0.03

      ≤0.03

      ≤0.03

      Fe

      ≤0.05

      ≤0.1

      ≤0.1

      Si

      ≤0.008

      ≤0.01

      ≤0.015

      Al

      ≤0.005

      ≤0.005

      ≤0.01

      Ti

      ≤0.008

      ≤0.015

      ≤0.02

      N

      ≤0.001

      ≤0.005

      ≤0.01

      Na

      ≤0.003

      ≤0.005

      ≤0.02

      Ca

      ≤0.005

      ≤0.005

      ≤0.01

      K

      ≤0.003

      ≤0.005

      ≤0.01

                                                                           

      費氏平均粒徑

      0.8~1.0

      1.0~1.2

      1.2~1.5

      1.5~3.0

      氧含量/% 不大于

      0.35

      0.30

      0.20

      0.15

       

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