financially supported by National Basic Research Program of China(No.2012CB720400);the National Natural Science Foundation of China(No.51504216)
The reduction of titanomagnetite(TTM) ironsand, which contains 11.41wt% TiO_2 and 55.63wt% total Fe, by graphite was performed using a thermogravimetric analysis system under an argon gas atmosphere at 1423–1623 K....