(2) removing harmful impurities from the ore; (3) Recover associated minerals as much as possible, and comprehensively and economically and comprehensively utilize mineral resources. Currently used non-metallic ore purification methods: flotation, gravity separation, magnetic separation, electrostatic separation, chemical processing method, the photoelectric sorting method, a friction method of washing and dressing ultrafine particles emerged in recent years and the like . Steel Coil Leveler,Levelling Machine,Tension Straightening Line,Steel Coil Slitting Machine JINAN RAINTECH MACHINERY INDUSTRIES CO.,LTD , https://www.rollformingindustry.com
(1) Separating the useful minerals from the gangue minerals in the ore to enrich the useful minerals;