Recessed Impeller

WEMCO® Torque-Flow®

The WEMCO® Torque-Flow® is the industry’s toughest grit-handling vortex pump, it easily moves pipe size solids without clogging. Abrasion resistant construction – a robust solids handling pump.

Key features/benefits

  • The original recessed impeller pump
  • Fully recessed cup-type impeller
  • Replaceable hard iron wear plate
  • Two-piece case with replaceable suction piece
  • Wet-end parts available in 650+ Brinell hardness
  • SST wet end available on some models
  • Configurations: Horizontal/Vertical, Belt drive, Direct connect, Submersible, Cantilever

Applications

  • Waste water treatment
  • Grit and sludge
  • Chemicals
  • Abrasives
  • Fluids with large solids

Processes

  • Materials handling (Industrial)
  • Slurry transportation
  • Water and waste water

Warman® WRR Recessed Impeller Pump

Weir Specialty Pumps applies advanced pump design technology to increase product performance, reduce cost and improve lead time. The long-established screw centrifugal design provides clog-resistant pumping for trouble free movement of solids, and fibrous and stringy materials. The steep head-capacity curve produced by the impeller provides additional head to help push through any partial blockages.

Key features/benefits

  • High efficiency
  • Low NPSH requirements
  • Steep head/capacity curve
  • Flushless tandem mechanical seals
  • Adjustable liners
  • Large solids passage
  • Solids Passage: 2.5 – 4.75 in
  • High Chrome Iron impeller & liner
  • ASTM A532 Class III Type A

Applications

  • Sludges
  • Raw & unscreened sewage
  • Paper stock & wood chips
  • Wet well cleanup
  • Crystalline compounds
  • Bacterial Floc
  • Easily damaged fruits & vegetables
  • Coal

Configurations

  • Horizontal
  • Vertical
  • Submersible
  • Prerotation

Processes

  • Materials handling (Industrial)
  • Water and waste water

Product Literature & Documents

The WEMCO® Torque-Flow® is the industry’s toughest grit-handling vortex pump, it easily moves pipe size solids without clogging. Abrasion resistant construction – a robust solids handling pump.

Weir Specialty Pumps applies advanced pump design technology to increase product performance, reduce cost and improve lead time. The long-established screw centrifugal design provides clog-resistant pumping for trouble free movement of solids, and fibrous and stringy materials. The steep head-capacity curve produced by the impeller provides additional head to help push through any partial blockages.

Product Description

The WEMCO® Torque-Flow® is the industry’s toughest grit-handling vortex pump, it easily moves pipe size solids without clogging. Abrasion resistant construction – a robust solids handling pump.

Weir Specialty Pumps applies advanced pump design technology to increase product performance, reduce cost and improve lead time. The long-established screw centrifugal design provides clog-resistant pumping for trouble free movement of solids, and fibrous and stringy materials. The steep head-capacity curve produced by the impeller provides additional head to help push through any partial blockages.

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