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A-type rotary feeder
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A-type rotary feeder


The A-type discharge feeder is suitable for powder and pelleted bulk materials. It is used for feeding and discharging bulk materials in pneumatic plants.

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A-type rotary feeder

A1/AG11 discharge feeder, Series II

The A-type discharge feeder is used for feeding and discharging bulk materials in pneumatic vacuum and pressurized conveying systems, up to a differential pressure of 1.0 bar (g). Suitable for powder and pelleted bulk materials.


  • Available in seven sizes (160–500)
  • Ideal for use in numerous application areas, thanks to various material combination options
  • Minimal gas leakage due to optimal, customized spacing of the 10-chamber rotor
  • Durable and low-maintenance in design features and materials selection
  • Robust, ribbed cast housing
  • Integrated leakage-gas nozzles in housing
  • Shaft passages sealed using shaft-sealing rings
  • Differential pressure between up to 1.0 bar (g), mechanical design pressure from -1.0 to 10 bar (g)
  • Mechanical temperature resistance from -10 to +60°C
  • Flange joints bored in accordance with DIN 2501 PN10 FF or ANSI 150 lbs FF
  • Declaration of incorporation or declaration of conformity in accordance with the Machinery Directive, EC type examination certificate and declaration of ATEX conformity available

Equipment configurations, options and accessories:

  • Quick cleaning
  • Flameproof with EC type examination certificate (ATEX 2014/34/EU) available for various sizes
  • Beveled rotor
  • Sealing gas to protect bearing
  • Rotary frequency monitoring and speed measurement
  • Surface treatment and finishing
  • Leakage-gas container for optimal leakage-gas discharge
  • Locking frame
  • Pick-up shoe