... reducing roasting furnace can be widely used for the various ore and mineral drying,pyrolysising, reduction roasting,Carbonthermal Reduction and sintering of ... (pyrolusite,hausmannite,braunite,Carbonic acid manganese ore,),Aluminum ore(diaspore,boehmite,gibbsite), and jamesonite,etc. ) China iron ore microwave reducing roasting furnace, sintering equipment