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Pump Knowledge

Pump Knowledge


Why do things crack? In a word: vibrations. Vibrations plus fatigue equal failure.

Changes to the piping system can help AODD pumps work beyond their typical applications.

Some vane pump manufacturers frequently blitz trade magazines with articles touting their “superior hydraulic efficiency”. Don’t buy it.

Eliminating unnecessary pump failures and improving your facilities energy efficiency with Graco's Electric Diaphragm Pumps
Figure 1. Typical mechanical seal with integrated pumping ring and throat bushing

Reducing the temperature in the seal chamber environment offers many benefits to the performance & reliability of a mechanical seal operating in hot service
Figure 4.11 - Control of pump flow by changing the system resistance using a throttle valve

Excessive throttling and Corrosion issues have surprisingly high costs in terms of the life cycle of pumps.