The machine is used in the mixing of high concentration pulp, such as stirring after concentration, sand and pulp mixing, stirring concentration reached 75%, there are two opposite spiral impeller, impeller has strong wear resistance and so on. 【Introduction】:Agitation equipment which forces the slurry to take up and down circulation【Improvement】:Umbrella shaped impeller presses the slurry, so that the slurry takes up and down circulation along draft tube,which makes reagents and slurry mi...