FIELD: metallurgy.
SUBSTANCE: invention relates to foundry. Detachable mask (18) for platform (14) of blade (10) or sector distributor of turbine machine intended for application of electrolytic coating comprises means put on platform and peripheral flange to close top surfaces of platform, which are intended for application of electrolytic coating. Flange comprises lateral bearing surface adjacent to peripheral surface of platform, and free upper surface (54) located at the same level with top surface of platform along its edges.
EFFECT: prevention of penetration of electrolytic coating along side edges of platform.
14 cl, 6 dwg
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