FIELD: machine building.
SUBSTANCE: method and coating element (50) for the impeller (14) protection against damages are suggested. The coating element (50) contains detachable main part (50), having first surface (52), second surface (54), opposite to the first surface (52) and made such that it corresponds to the face surface (14a) of the impeller (14) of the compressor (10), and face part (56) covering entire face part of the impeller (14) of the compressor (10), and fixture (58, 80, 82, 84, 86) connected to the detachable min part (50) and made with possibility of the securing of the coating element (50) to the impeller (14) of the compressor (10). The coating element (50) is changeable.
EFFECT: invention increases service life of the compressor.
15 cl, 9 dwg
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