Bevcon Rotary feeders are also known as Rotary Airlocks or Rotary valves, are commonly used in industrial and agricultural applications. Rotary feeders are primarily used for discharge of bulk solid material from hoppers / bins, receivers and cyclones into a pressure or vacuum driven pneumatic conveying system. Components of a rotary feeder include a rotor shaft, housing, head plates, and packing seals and bearings. Rotors have large vanes cast or welded on and are typically driven by small electric motors.

Rotary airlock valves have wide application in industry wherever dry free flowing powders, granules, crystals or pellets are used. Typical materials include: cement, ore, sugar, minerals, grains, plastics, dust, fly ash, flour, gypsum, lime, coffee, cereals, pharmaceuticals, etc. Rotary feeders are ideal for pollution control applications in wood, grain, food, textile, paper, tobacco, rubber, and paint industries.