Series 90U

Series 90U Aluminum Adjustable Pitch Reversible Fan Assembly, Ultra High Temp, Type AAR | Hartzell Air Movement
Aluminum Adjustable Pitch Reversible Fan Assembly, Ultra High Temp, Type AAR

Featuring the same stable, efficient airfoil design and shape utilized in the Series 90R, Hartzell’s Series 90U Adjustable Pitch Reversible Fans are designed specifically for ultra high-temperature applications. Standard sizes are 60 and 72", four- or six-bladed, and are suitable for temperatures up to 400°F.

Airfoils are 100 percent reversible, cast in A240.1 aluminum alloy. Hubs are fabricated, painted, high- strength steel with the same drop-in blade retention as the Series 90R.

Additional Series 90U features:

  • Ultra high-temperature construction
  • Permanent bolded aluminum airfoil blades and cast aluminum hubs, ground to satin finish for balance
  • Taper lock bushing standard on all sizes
  • Maximum tip speed of 18,500 FPM
  • Blades statically balanced against a master (dynamic balancing optional)
  • Supplied disassembled standard; “by request” fans may be completely assembled, dynamically balanced and packaged ready to install
  • Special protective coatings available for corrosive applications

 

  • Specifications
  • Resources
  • Market Applications
Size: 
60
72
Material Type: 
Aluminum
Pressure Range: 
0-1.5" s.p.
Type: 
Prop Assemblies
Market Category: 
Chemical
Energy
Food Processing
Heavy Industry