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
Cr2O3:≥46.0% SiO2 :≤1.0%
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