Common equipment used in gravity ore dressing: jig, shaker, chute, spiral concentrator and hydrocyclone. Centerless Grinding Machine ,Cnc Centerless Grinding Machine,Centerless Machine,Cnc Centerless Grinders Ningbo CCMS Industrial Co. Ltd , https://www.ccmcmachiningparts.comGravity beneficiation is a method of separating the sediments in a medium (water or gas stream) according to the difference in specific gravity between the useful mineral and the gangue.