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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  

        Coating and paint grade zinc oxide

        Uses: used in the production of top-grade paint, coating and coating intermediates

        Standard

        Item
        Index
        Model
        Top grade
        First grade
        Qualified product
        Zinc oxide (as ZnO)%,≥
        99.7
        99.5
        99.4
        Metals (as Zn)%,≤
        No
        No
        No
        Lead oxide (as Pb)%,≤
        0.037
        0.1
        0.14
        Residue on sieve (45um mesh) %,≤
        0.10
        0.15
        0.20
        Volatile matter on 105oC%,≤
        0.3
        0.4
        0.5
        Water soluble matter %,≤
        0.10
        0.10
        0.15
        Oil absorption g/mg
        14
        14
        14
        Color (compared with the standard samples)
        similar
        slight yellow
        slight yellow
        Reducing power (compared with the standard samples) ,≥
        100
        95
        90


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