Country:China>Henan>zhenghzou
1 building,Lvdi Centre,DaXue Road Zhengzhou City Henan Province China
Company:Zhengzhou haixu abrasives tech co.,ltd
Mobile:+8618039336686
Tell:008618039336686
refractory chromite sand Cr2O3:≥46.0% SiO2:≤1.0%
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