BASEPLATE -HAT PROFILE

CAVITATION DAMAGED -IMPELLER

Note the pitted condition of the impeller
this is caused by serious cavitation

External Gear Pump -Operating Principle

Rotary Vane Pump -Operating Principle

Internal Gear Pump -Operating Principle

operation of LOBE Pump

Operation of LOBE pump

INTERNAL GEAR PUMP

VISCOSITY TABLE

AIR ENTRAINED IN PUMPS

                                                                                          

OPEN & SEMI OPEN IMPELLERS FOR SLURRY PUMPS

SUMP PUMP IN OPERATION .SOLID SIZE 20 MM AND SOLID CONTENT 20 %

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Compared to sumbersible pumps, verticle sump pump present a more trouble free operation
Pump head is submerged and is without  mechanical seal ,thus no worry about dry running or seal damaged

Motor is on top , bearing failure can be easily detected . In submerisble pump, by the time you
notice the bearing failure , it is already too late
Motor burnt , seal damaged and costly repairs are needed
This sump pump is with semo open impeller
that allow soild passage of 40 mm

ENGINE COOLING PUMPS - JOHNSON FLEXIBLE IMPELLER PUMPS

VERTICLE SUMP PUMPS