Mechanical Seal Application Limits

Many factors need to be considered in the application of a mechanical seal

Old tractor in Kiev uses many mechanical seals

* Copyright for photograph

Here are some of the factors that need to be considered:

Pressure & speed (PV limit = Pressure x Velocity).

Temperature.

Fluid properties or characteristics.

Run out of the shaft.

Seal chamber type, available space radial and axial.

Flushing/cooling arrangements, utilities in the plant.

Mode of operation of the pump in the plant: continuous, cyclic, multi-
purpose.

Static versus dynamic pressure.

Test requirements.

* Photograph Agency: picturestation.net

Next: General application guide per seal type

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