Backward curve fan wheels are backwardly curved for high efficiency, low noise used for low – medium and medium – high pressure applications where clean to lightly loaded air is present.

Airstream/Performance: Clean air to light dust loading, low to medium volume, medium to high pressure applications.

Applications: Supply and exhaust fans, combustion air, distribution air fans , reverse air fans, cooler fans, pneumatic conveying fans (clean side), dust collector fans, baghouse exhaust fans, flue gas recirculation, general ventilation, process fans, corrosive and high temp applications.

  • Sizes 27” – 73” wheel diameter
  • Construction Class 100
  • Volume up to 95,000 CFM
  • Pressure up to 80″ WG
  • Temperature Range -30° to 1000°F
  • Arrangements 1, 4, 8
BCLS Fan Inlet Side

Arrangement 1 Shown

BCLS Wheel Types

Steel Wheel

  • For Relatively Clean Air Applications with Little or No Particulate
  • Flat Shroud
  • Backward Curved Blades
  • Operating Temperatures up to 1000 °F
BCLS Wheel

Construction Features

  1. Continuously Welded Steel Housing
  2. Fixed Housing with Any Discharge Angle
  3. All Wheels are balanced to Grade G6.3 or Better
  4. Shafting is 1045 Bearing Grade TG&P
    • Sized for the first critical speed to be 1.25 times the max speed or higher
  5. Anti-Friction Pillow Block Bearings
    • Premium grease lubrication
    • Rated bearing life (L10) of 100,000 hours
  6. Inlet (flange style shown)
  7. Flanged Outlet with Mounting Holes

Additional Features

  • Lifting Lugs for use in installation
  • Extended Lubrication Lines for Easy Maintenance
  • IATC Industrial Blue Enamel Paint
BCLS Fan Inlet Side

Arrangement 1 Shown

BCLS Fan Drive Side

Available Options

BCLS Slip Inlet

Slip Collar

BCLS Flanged Inlet

Flanged with Mounting Holes