The ARO diaphragm pump offers high volume delivery even at low air pressure and a broad rand of material compatibility options available. ARO pumps feature stall resistant design， modular air motor fluid sections. Air operated double diaphragm pumps utilize a pressure differential in teh air chambers to alternately create suction and positive fluid pressure in the fluid chambers. Valve Checks ensure a positive flow of fluid.

Polypropylene housing and seats， santoprene balls/diaphragm， mild acids/mild caustics

Mild/acids， mild caustics

Max flow rate 14 GPM

1:1 ratio