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26 October 2018

32.Wear ring & clearances

October 26, 2018 Posted by AK No comments
Wear rings are replaceable rings attached to the impeller or the pump casing to allow a small running clearance between the impeller and the pump casing the wear of actual impeller and the pump casing.

It will prevent water leaking from HP side to LP side.


Two sets of rings are usually found on a simple pump although sometimes the impeller itself act as one of the wear ring.It is made of aluminium bronze.





How to check clearance





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