DuroFlow 3004

DuroFlow: Durable, Reliable, Efficient

For nearly fifty years, Gardner Denver DuroFlow positive displacement blowers/vacuum pumps have combined leading-edge technology and on-the-job experience to continuously deliver enhanced designs and improved performance.

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  • Main Features
  • Durable
  • Reliable
  • Efficient
  • Each model delivers clean, oil-free air to a wide range of industrial applications
  • World-class engineering and design
  • Manufactured under rigid ISO 9001 standards by quality craftspersons
  • Exhaustively tested to meet strict performance criteria to ensure unequaled service life under the most severe operating conditions
  • Available in the 30, 45 & 70 Series with various configurations and rotor lengths
  • Horizontal or vertical mounting configuration available for each blower
  • Supported by a worldwide network of trained professionals and backed by a manufacturer’s warranty: 18 months from the date of shipment or 12 months from the date of installation, whichever occurs first
  • Oversized bearings for added support and greater durability
  • Durable single-piece cast iron cylinder with integral ribs
  • Innovative rotor/shaft design machined from a single, high-strength ductile iron casting and dynamically balanced
  • Solid rotors (30 & 45 Series only)
  • Dual Splash Lubrication
  • Advanced oil and air seal designs
  • Timing gears are mounted on precision machined shaft splines
  • Helical timing gears, precision machined from alloy steel forgings
  • Innovative rotor profile with serrated tips
  • Noise Reduction
  • Vertical or horizontal mounting configuration with each blower

Model Numbers

Current Generation

Model Catalog Number

Previous Generations


Timing & Configuration

Refer To Chart Below For Your Configuration.

Blower Configuration Chart

Operating Specifications

Max RPM 4000
Min RPM (Vertical) 1908
Min RPM (Horizontal) 1272
Max Pressure 15 PSI
Max Vacuum 15 in HG
Max Discharge Temp 350°F

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