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      1. 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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