The Thomas “Simplicity” series of Dredge pumps Best performance and lowest cost Simplicity dredge pumps 1

Thomas “Simplicity” Dredge pumps The Thomas “Simplicity” dredge pump is engineered for your specific operation. Years of operation and many design improvements have resulted in a pump which will give you lowest operating cost of any pump in the industry when handling abrasive materials. The rugged wet-end parts are designed to feature extra heavy metal sections at points of extreme wear – the extra weight pays off in performance and low maintenance cost. No other dredge pump manufacturer offers the wide range of wear-resistant alloys as provided by Metso. Matching the correct alloy to your specific...

Typical applications: • Dredging: – Contract dredging • Booster pump Deck pump • Sand waste pump • Material transfer pump Thomas Simplicity pump advantages: • Choice of several abrasion resistant alloys for wear parts. • Most efficient volute and impeller designs • Speed and power to suit your service conditions Underwater pump • Maximum size and percentage of solids • Minimal repairs and downtime • Reduced operating costs • Easy to assemble and disassemble • Equipped with Suction Clean-out for easy access to inspect pump Booster pump Simplicity dredge pumps 3

Thomas Simplicity dredge pumps Standard features • Optional rotation – Right or left hand rotation • Optional discharge positions • Suction adapter with clean out • Three and four vane impellers available • Amor-lok seal on the side liners for • metal to metal fit • Knock out ring for easy impeller removal • Wide range of alloys for pump wear parts • Over size bearings and shaft for longer life • Cantilevered design • Less shaft deflection – Better packing and bearing life Only four wear parts – 360º crescent support – No case feet required Simplicity design • Only four wear parts for easy maintenance....

Pump bearing arrangement Deck mounted Radial bearing Thrust bearing Grease lubricated Oil lubricated • Independent housing for proper lubrication when operating in an unlevel position • Grease lubricated radial bearing to prevent water entering housing • Steep angle thrust bearing for high head applications Pump bearing arrangement Underwater Radial and thrust combination • Same load capabilities as deck mounted • One piece housing to prevent water contamination • Duo-cone seals for sealing shaft Simplicity dredge pumps 5

Technical specifications Performance chart Pump size Size Inches Deck mounted pumps Impeller 12 ft./sec 17 ft./sec 21 ft./sec Size Velocity Velocity Velocity Inches *GPM **TPH *GPM **TPH *GPM **TPH 18,00 Underwater pumps 17 ft./sec Velocity TPH *GPM Min. Max. N/A Left-hand 7300 730 913 Top horizontal discharge * Gallons per minute **Tons per hour of coarse sand Discharge positions available in all sizes (Hand of pump facing suction side) Left-hand bottom discharge Left-hand top vertical discharge Left-hand top horizontal discharge Left-hand rotation Left-hand rotation Right-hand rotation Right-hand...

Technical specifications Available pump models & sizes Pump model Simplicity dredge pumps 7

Simplicity dredge pumps • Metso Minerals Industries Inc. 4820 Centennial Blvd, Suite 115, Colorado Springs, Co 80919-3351, USA, Phone: +1 719 471 3443, Fax: +1 719 471 4469 • Metso Minerals Industries Inc. P.O. Box 96, Birmingham, AL 35201, USA, Phone: +1 205 599 6600, Fax: +1 205 599 6623 • etso Minerals (South Africa) (Pty) Ltd. M Private Bag X2006, Isando, Johannesburg,1600, South Africa, Phone: +27 11 961 4000, Fax: +27 11 397 2050 • Metso Minerals (Australia) Ltd. Level 2, 1110 Hay Street, West Perth, WA 6005, Australia, Phone: +61 8 9420 5555, Fax: +61 8 9320 2500 • Metso Minerals (India)...