Below we present a set of basic concepts, expressions and definitions within the scope of face mechanical seal engineering. The dictionary can be browsed according to the first letters or using the list of entries.
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select Anti-rotation retainers Balanced seal Barrier liquid Buffer liquid Cartridge (compact) seal Double seal Flushing Gland box cover (stuffing box cover) Mechanical seal Protective shaft sleeve Pumping ring Quenching Rotating counter-ring (rotating sliding ring) Seal balancing factor Seal chamber (gland box, stuffing box) Seal operating conditions Seal type Secondary seal Special seal Staged shaft sleeve Stationary sliding ring Throttling unit Unbalanced seal Venting
Protective shaft sleeve
Cylindrical sleeve placed on the shaft to protect it against wear and corrosion.
A device placed inside the seal chamber, its task is to move the liquid in the seal chamber through a cooler and replace it with a colder one or barrier-buffer liquid from an external tank.