PRG Agitators

Fermenter agitator

For highly specialised fermentation processes

Fermenter agitators for bioreactors

Fermenter agitators are indispensable for the manufacture of pharmaceuticals, vaccines, vitamins, fermented beverages and new food products. The use of microorganisms for the production of a wide range of products has become indispensable in the pharmaceutical, biotech and food industries.

 

Thanks to these special agitators, a uniform homogenisation of the process media and optimal mass transfer at the phase boundaries are achieved in bioreactors. This efficiency is crucial for the success of the fermentation.

 

The highly specialised fermentation processes are as diverse as the possible applications and require the precise consideration of numerous parameters. For this reason, we offer a comprehensive selection of fermenter agitators, which are precisely matched to the respective process requirements by our engineers.

Top quality, maximum efficiency and optimal yield

Powerful fermenter agitators for special bioreactor requirements

Fermenter agitators for bioreactors offer optimal solutions for specific requirements such as specific power input, circumferential speed and the mass transfer coefficient (kLa value). Each fermenter agitator is precisely engineered to the requirements of the respective bioreactor to guarantee high yields at a consistently high quality. With a stirring volume of up to 350,000 litres, our agitators offer maximum efficiency and reliability.

 

Our fermenter agitators also meet the highest standards in terms of hygienic design and offer maximum flexibility. For example, versions with a double-acting mechanical seal are available, as are hermetically sealed systems with magnetic couplings up to a torque of 1,500 Nm.

Overview

  • Processes
    Dispersing, gassing, mass transfer, gentle treatment, fermentation (cell culture, bacterial fermentation)
  • Viscosity range
    1 mPas bis 2,500 mPas
  • Capacity range
    1 l bis 200,000 l

Areas of application

Biotech
Food
New Food
Pharma

Special features

  • Hygienic Design
  • Hermetically sealed system through the use of magnetically coupled agitators
  • highest reliability
  • Fit-For-Purpose: 
    technical design individually tailored to the respective process (e.g. kLa values, specific power input, circumferential speed,...)

Technical features

  • Materials

    1.4404 and 1.4435 

    + further materials available on request

  • Surfaces

    Standard Ra < 0,4 µm electropolished 

    Other surfaces possible

  • Certificates / conformities

    -

  • Sealing system

    • Hermetically sealed (aseptic flange connection, weld-in flange)
    • Aseptic, double-acting mechanical seal (supply with steam condensate)

Summary

  • Diverse application scenarios
  • Customised technical design
  • Stirred volumes up to 350,000 l
  • Double mechanical seal
  • Hermetically sealed systems

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