{HEAD ~ The present invention} relates to a corrosion resistant sleeve for magnetic rotors of pumps, in particular for plastic encapsulated magnetic rotors in centrifugal pumps, which effectively protects the rotors of laboratory centrifugal pumps from {TAIL ~ corrosion} and premature wear 
{ HEAD ~ The present invention } relates to a corrosion resistant sleeve for magnetic rotors of pumps , in particular for plastic encapsulated magnetic rotors in centrifugal pumps , which effectively protects the rotors of laboratory centrifugal pumps from { TAIL ~ corrosion } and premature wear
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