PUMPAID Diaphragm Type Metering Diaphragm Pumps have a high discharge accuracy ( within + 2 % ) and employ a diaphragm which can withstand continuous operation for more than a year, under ideal condition. Discharge capacity adjustment is the same as that for standard PUMPAID Metering pumps.
Prevention of stuffing box leakage in packed plunger type pumps is theoretically difficult and troublesome gland packing maintenance becomes a problem when handling slurry or liquids which are highly corrosive, or toxic.