Shanghai Oil Seal Co., Ltd.
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About AOD Pumps Air Operated Diaphragm (AOD) Pumps were designed to resolve numerous problems that pumpers’ face on a job site. Whether you have limited space, are moving fluids with mixed solids or compositions, or require a safe priming pump system for your job, our AOD pumps provide a portable solution to get the job done. Operating through a dual-diaphragm fluid chamber, positive displacement creates an air vacuum, initiating quick priming with minimal effort. Once primed