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          Application industry
          Contact Us
          Add: Longda Industrial Park,Gudi Street,Weifang City,China
          Tel: +86-536-7569886
          Fax: +86-536-7567369
          E-mail: longda@wflongda.com
           
          Products  

          Zinc oxide for soft magnetic ferrites

          Uses: Mainly used in the electronics industry to manufacture deflection magnetic core or other zinc magnesium ferrite magnetic cores.
          Standard: HG/T2384-1997

          Item
          Index
          Model
          First grade
          Qualified product
          Zinc oxide (as ZnO)%,≥
          99.75
          99.65
          Water soluble matter %,≤
          0.1
          0.1
          Insoluble matter in HCl%,≤
          0.005
          0.008
          Metal zinc (as Zn)%,≤
          No
          0.001
          Loss on ignition%,≤
          0.2
          0.2
          Chloride (as Cl)%,≤
          0.005
          -
          Pb %,≤
          0.03
          0.04
          Mn %,≤
          0.0001
          0.0002
          Cu %,≤
          0.0002
          0.0004
          Cd %,≤
          0.005
          0.03
          Ni %,≤
          0.1
          -
          Volatile matter on 105oC%,≤
          0.2
          0.4
          Apparent density Compactness g/ml
          Bulk density g/ml
          0.8-1.0
          0.8-1.0
          0.4-0.5
          0.4-0.5
          RResidue on sieve (45um experimental sieve) %,≤
          0.05
          0.15


          Copyright(C)2017 ,Weifang Longda Zinc Industry Co., Ltd. All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle
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