A vertical mixer is a device used for mixing powder and granular materials. Its structure typically includes a mixing drum, a stirring device, a drive system, a control system, a feed inlet, and a discharge outlet. The rotation of the stirring device causes the materials to move in multiple directions within the mixing drum, achieving mixing.

Some high-speed mixers utilize centrifugal force to create a vortex flow in the materials, improving mixing efficiency and uniformity. This equipment is used in industries such as chemical, pharmaceutical, food, building materials, plastics, feed, and non-woven fabrics, primarily for mixing plastic materials, and is often used as an auxiliary machine in plastic granulation units. Its features include fast mixing speed, versatility, ease of cleaning, low energy consumption, and relatively simple operation.