Screw Centrifugal Impeller Pump
Screw centrifugal impeller pump, originally invented and developed by the founder of Hydrostal to avoid damaging fish for fisheries industry, has been widely applied to handle industrial effluent, raw unscreened sewage, viscous sludge, return activated sludge, drainage and storm water, process waste, sump cleanup, bacterial floc, live fish, fruits and vegetables, for more than 60