It is especially suitable for efficient and uniform mixing of solid-liquid, solid-powder, powder-powder and powder-liquid. Discharge valve: ball valve, butterfly valve, gate valve are available. Products are widely used in fine chemicals, feed, electronics, food, hard materials, ceramic materials, biology, medicine, non-metallic mining, building materials, coatings, dyes, fertilizers and metal powders have a better mix. For shear sensitive crystalline powders, batch products are mixed and the liquid is mixed into the solid.