On our website, we would like to use the services of third-party providers who help us improve our promotional offerings (marketing), evaluate the use of our website (performance) and adapt the website to your preferences (functionality). We need your consent for the use of these services; you can always revoke this consent. You can find information about the services and the chance to reject them under “User-defined.” You can find additional information in our Data Protection Policy.


Leading Trade Fair for Powder & Bulk Solids Processing and Analytics

30.08. - 01.09.2022 // Nuremberg, Germany

New Date: POWTECH 2022 from 30 August - 01 September 2022

+++ The entries in the exhibitor & product database correspond to the registration status for POWTECH 2019. +++

Posting print layout

What information should be shown in the print layout?

Create print layout
Exhibitors & Products POWTECH 2019
Zoom Image LOGO_Clearing Rotary Valves

Clearing Rotary Valves

LOGO_Clearing Rotary Valves

Clearing Rotary Valves

Request information Request information

Contact us

Please enter your personal information and desired appointment. You can also leave us a message.

Your personal information

Your message for us

Desired appointment during the exhibition

* Compulsory fields you must fill in.

Information on data protection can be found here.

Your message has been sent.

You do not have a registration yet? Register now and use all advantages of the Exhibitors and Products Database, the supporting programme and the TicketShop.

An error has occurred.

  • Extraction with constant volume throughput or for volumetric metering of flow-resistant, damp, pasty and sticky bulk materials.

Transport capicity:
  • up to 300 m³/h

Temperature range:
  • up to 250 °C

Technical describtion Types:
  • From 200 x 200 to 630 x 1500

  • All sizes as welded constructions from 1.0038, 1.5415
  • All sizes in special steels:1.4301, 1.4541, 1.4571, 1.4828

Star feeder:
With side plates and 8 chambers as standard Special versions on request:
  • Steel/elastopal etc. wear strips
  • Heated and cooled versions

Clearin feeder:
  • With adjustable clearing blade

Shaft seal:
  • Gland packing or shaft sealing rings
  • can be lubricated
  • with connection for pressure air

  • External rolling bearing

  • Elastic coupling / pair of gearwheels and flange gear motor

  • Rotation monitoring
  • Speed control

Special versions:
  • Pressure surge resistant to 10 bar and flameproof with ATEX certificate
  • Heated and cooled versions
  • Wear resistant version

You decided to attend the POWTECH? Get your tickets at the TicketShop


The selected entry has been placed in your favourites!

If you register you can save your favourites permanently and access all entries even when underway – via laptop or tablet.

You can register an account here to save your settings in the Exhibitors and Products Database and as well as in the Supporting Programme.The registration is not for the TicketShop and ExhibitorShop.

Register now

Your advantages at a glance:

  • Advantage Save your favourites permanently. Use the instant access – mobile too, anytime and anywhere – incl. memo function.
  • Advantage The optional newsletter gives you regular up-to-date information about new exhibitors and products – matched to your interests.
  • Advantage Call up your favourites mobile too! Simply log in and access them at anytime.