LaBour - TFA Triple Volute Pump

The “Q” Classic Triple Volute Pump

TFA Design

Lip Seals Standard (Optional Lab. Seals) Optional 316SS Bearing Frame & Adapter (Corrosion or Temperature) External Impeller adjustment using jack bolts AND shims Duplex Angular Thrust Bearing Heavy Duty 316SS or higher Alloy Shaft Features & Benefits -TFA Power End

Features & Benefits - TFA Liquid End 150# F.F Flanges (optional 300 # FF/RF Optional Casing & Stuffing Box Cooling & Heating Heavy Duty TRIPLE volute Casing

Features & Benefits Stuffing Box Options (with or without Spiral Trac) Big BoreTaper Bore

Features & Benefits - ANSI Base Plates Cast IronFabricated Steel New

Competition Vortex type pumpsVortex type pumps Side Channel type pumpsSide Channel type pumps

Competition Comparison

Typical Applications Entrained air/vaporsEntrained air/vapors –Released by mixing chemicals –Food processing –Dissolved Air Flotation –Evaporators Low flow or varying flowLow flow or varying flow –one pump serving 2 lines –seasonal demand changes Shear sensitive FluidsShear sensitive Fluids

TFA with Dual Conditions

Single Volute Radial Thrust Loads

Radial Thrust Load LaBour TFA

Inlet pressure drop Air bubble size

TFA/LVA Impeller design Extended inlet vanes and steep outlet vanes Conventional vane design

VACUUM EVAPORATOR

Entrained Air Application Capacity Correction with flooded suction: approx.. direct ratio of the % entrained air.approx.. direct ratio of the % entrained air. Capacity Correction w/ 20 ft suction lift: approx. 2.5 times % entrained air.approx. 2.5 times % entrained air.

Entrained Air Application TDH Correction: As a rule of thumb, you can use the entrained air percentage to the 2.5 power to correct the differential head at the best efficiency point of the pump. The head loss will be more both at lower and higher flows.

Lip Seals or Labyrinth seals Customer sold on labyrinth…… Sell him on the advantages of the Impro bearing seals that last forever.Sell him on the advantages of the Impro bearing seals that last forever. Your after market sales…….$0.00Your after market sales…….$0.00 Other customers (LaBour majority) Sell him on using only LaBour “CR Wave” type lip seals, instead of the “cheap” lip seals purchased from bearing housesSell him on using only LaBour “CR Wave” type lip seals, instead of the “cheap” lip seals purchased from bearing houses Your aftermarket sales $ pp/yearYour aftermarket sales $ pp/year

Buy a $5 Lip Seal and Risk a $500 shaft

Triple Throat Concept Devleoped in 1966 Leader in Technology. Questions? Opportunities?