国产av在线一区日本无码二区

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      3. Quartz feldspar special equipm

        It is mainly used for the dispersion of slime and the removal of impurities on mineral surface. It is suitable for quartz sand, potassium sodium feldspar, and has high scrubbing strength and high anti-corrosion and wear resistance.
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        Global Contact
        Tel:0086-536-3163838
        Email:cnguote@163.com
        Address:East of Dongjing Road, Qingzhou,Weifang City, Shandong Province, P.R.CHINA_262500
        China Contact
        TEL:0086-536-3685656
        Email:cnguote@163.com
        Address:East of Dongjing Road, Qingzhou,Weifang City, Shandong Province, P.R.CHINA_262500
        国产av在线一区日本无码二区
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