The effect of some depressors of maize starch,waxy-maize starch,dextrine,No.1 starch,patato starch,tapioca on the floatability of hematite which comes from Diaojuntai was studied.

• 通过浮选实验,研究了玉米淀粉,糯玉米淀粉,酸裂解玉米淀粉,1号淀粉,马铃薯淀粉,木薯淀粉在调军台铁矿浮选中的作用效果。