1.Located at Xinmi,Henan,China,the refractory manufacturing base,have advantage of gergraphy 2.Enough labour force Total usage:Microsilaca is widely used in refractory industry.For making refractory bricks,pouring material in cement plant.Property: SiO2(%) 90 Fe2O3(%) 1.2 Al2O3(%) 1.2 MgO(%) 1.2 CaO (%) 1.2 Others(%) 5.2 ColourGrey Welcome to visit us. Refractory microsilica