New - High-Precision Feeder FEEDOS® S

Bulk Material - precisly dosed
Costs and Effort - underdosed

Gericke FEEDOS® S -  The compact feeding device for all types of bulk materials represents a new generation of feeding devices - combining simple operation with easy cleaning and minimal maintenance.

The screw feeder FEEDOS® S achieves a considerable reduction of cleaning and maintenance effort while still having a wide range of uses. This makes Gericke FEEDOS® S the optimal device for the food, chemical and pharmaceutical industries where, along with the highest dosing reliability, a hygienic and easy-to-maintain design is required.


  • Compact design – high dosing accuracy
  • Simple and easy to disassemble, without special tools
  • Uniform and demixing-free product flow thanks to newly designed feeding chamber
  • Almost no residue when emptying  for change of lots or prior to cleaning
  • Disassembly of the parts in contact with the product without reaching into the product space (no product release and risk to the staff)
  • Feeding chamber can be removed as well (swap between different devices possible)

Applications and Features

  • Suitable for well, moderately and poorly flowing bulk solids
  • Gericke‘s FEEDOS® S can be used volumetrically or gravimetrically
  • Various feeding screw / auger types and lengths cover a wide range of applications: Food, Chemistry, Pharma, Construction and Environmental Industries
  • Feed rates between 0.5 and 500 liters per hour
  • Modular concept – versions with and without intromitter available, can be retrofitted if required

Technical Specifications

Feed rate0.5 - 500 l/h
Dosing toolsRectangular Helix
(optionally reinforced with centre shaft or full flight screw)
Product outletFeeding tube with or without vertical downspout
(optionally with end bearing for helix with centre shaft or with AGP shut-off valve)
IntromitterOptionally available, can be retrofitted
HopperRound cross-section
Useful volumes: 5 l, 15 l, 30 l, 50 l
From 15 l, optionally with agitator
SealsLow-maintenance stuffing box (PTFE packing)
Optional: Additional seal types and purge gas for all types
ConnectionsWith flared tube end and clamping ring or with Tri-Clamp connections
Explosion protectionDevices for ATEX zones 20 (inside), 21, 22 (outside)
MaterialsParts in contact with product made of 1.4404 (316L) stainless steel
Weight22 kg (without extra hopper)
Surfaces (product contact)Polished Ra < 1.5μm; optionally Ra < 0.8μm or electropolished
DriveAC drive motors, 0.09-0.12 kW (feeding tool)
Standard - 400 V / 50Hz, IP 54, colour: RAL 9010

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Gericke Video Feedos®