AERZEN Positive Displacement Blowers are oil-free machines for moving air and neutral gases, designed for vacuum and negative pressure applications in industrial settings. The range covers volume flows from 60 to 50,000 m³/h and differential pressures from -800 to 0 mbar, using 2-lobe or 3-lobe blower technology with pre-inlet cooling and advanced sealing systems.

  • Oil-free air and neutral gas movement for vacuum and negative pressure applications
  • Volume flow range from 60 to 50,000 m³/h
  • Differential pressure from -800 to 0 mbar, up to 80% vacuum
  • Pre-inlet cooling with additional suction-side socket
  • Sealed conveying chamber with oil slinger and piston ring labyrinth seals
  • Direct or belt drive options for stationary or vehicle use
  • Vertical flow direction from top to bottom

Applications

  • Pneumatic conveyance of bulk materials
  • Aeration
  • Filter backwashing
  • Gas conveyance
  • Degassing
  • Dust removal
  • Vacuum production
  • Biogas treatment and air separation plants

Performance

Volume flow 60 to 50,000 m³/h

Differential pressure -800 to 0 mbar

Up to 80% vacuum

Materials

Oil-free conveying chamber

Options and variations

2-lobe or 3-lobe blower types

Belt or direct drive

Six sizes with splash lubrication (60 to 16,000 m³/h)

Three sizes with oil circulating lubrication (16,000 to 50,000 m³/h)

Installation

Direct coupling with motor, spur gear, or narrow v-belt drive

Technical support

Product overview, accessories, and control technology brochures available