Iron manganese oxide

Magnetic separation equipment of manganese ore, manganese oxide, iron ore, kaolin, rare earth ore magnetic separator can be used to separate.

磁选设备锰矿，氧化锰矿，铁砂矿，高岭土，稀土矿等都可以用磁选机来选别。

SEM and TEM examination showed that the graphite in low carbon ductile iron formed nucleus and grew up based on the sulfide and oxide of manganese and calcium.

结果表明：低碳球墨铸铁中的石墨是以锰、钙等的硫化物与氧化物作为基底形核并长大形成的。

The main chemical components of the pebbles are silica, followed by a small amount of iron oxide and manganese, copper, aluminum, magnesium and other elements and compounds.

鹅卵石主要化学成分是二氧化硅，其次是少量的氧化铁和微量的锰、铜、铝、镁等元素及化合物。