The vertical centrifugal slurry pumps are designed to be immersed in liquid for conveying abrasive, coarse particles, dirty water and particle contaminated water. Due to the design of the pump assembly, a shaft seal is not required and the pump can be operated in conditions that most pumps would have a low service life and their seal arrangement w ...

http://http://www.sunbopump.com/Sump-Pump/Vertical-Submerged-Slurry-Pump-125.html

  Specification:  Capacity (m3/h): 18-114 Head (m): 5-31.5 Speed (r/min): 750-1500 Max. Efficiency N-n%: 60 Allowable Max. Power (Kw): 30 Standard Submerged Depth (mm): 900,1200,1500   Description: The vertical centrifugal slurry pumps are designed to be immersed in liquid for conveying abrasive, coarse particles, dirty wa ...

http://http://www.sunbopump.com/Sump-Pump/65QV-SV-Model-Vertical-Slurry-Pump-Vertical-Submerged-Slurry-Pump-179.html