Disc-Flo Pumps is so durable as long as the Seal is protected. You can run it bone dry and as long as there is proper Seal flushing, you can even deadhead the discharge and starve the Suction at normal operating speed, without damaging the Pump. The typical application in Thermal Power plant can be pumping low density Fly Ash i.e. up to 20 % concentration Fly Ash.
Pumping medium density Fly Ash i.e. pumping up to 60-65 % Fly Ash
Pumping Bottom Ash containing Solid Coal Flakes and unburnt Coal.