The equipment with impeller at the bottom blending the materials high speed under mixing, pressing and shearing, which is especially applicable for the mixing of sugar, starch, milk powder, egg powder products with the emulsifying agent, stabilizing agent and thickening agent. Uaually used in the mixing procedure of formula milk powder, yogurt drinks, ice cream, egg roll and waffles. We have adopted R-arc transition regarding the structural design to guarantee there is no dead corner to influence the sanitation, furthermore, the technical innovation has been carried out on the sealing structure for the impeller at the bottom to prolong the service life of the mechanic seal and bearing to the largest extent, and it has also saved the service cost for the clients.