blending low grade ore with high grade
HighEfficiency Iron Extraction from LowGrade Siderite via a Conveyor . Siderite is a lowgrade difficulttosort iron ore comprising iron carbonate (FeCO 3) as its main component .The known iron ore reserves in China may be as high as billion tons representing waste that is effectively unutilized at present .Siderite resources in China are mainly located in …
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