Pneumatic conveying rotary valve / round-flange / explosion-proof
CFM series Zeppelin Silos & Systems


  • Applications:

    for pneumatic conveying

  • Type:


  • Other characteristics:



The CFM-type rotary feeders are mainly used for the discharge (dosing) of pellets and powders from silos and hoppers. Furthermore they serve as feeding devices in pneumatic dilute phase conveying systems with a differential pressure up to 1.5 bar (g).

Design characteristics
* Optimized inlet and outlet cross sections for gentle product feeding combined with optimized filling rate
* Leakage gas nozzle integrated into housing
* Product temperature range from -10°C to +60°C and-ambient temperatures from -10°C bis +40°C for standard design; other temperature ranges according
* to customer´s requirements
* Minimum leakage gas volume due to optimized gap design and 12-chamber rotor
* Fasteners for accessoires like feeding shoes, shut off valves etc. directly at housing
* Externally located ball bearings with lifetime lubrication; material outlet opening between shaft sealing rings and bearing
* Purge gas device, prevents penetration of material into the sealing area for powder applications
* Visual control of rotation direction and speed
* Closed chain guard made of plastic
* EC declaration of conformity according to ATEX regulation 94/9EG


Other Zeppelin Silos & Systems products