FIELD: chemistry.
SUBSTANCE: invention relates to a powder mixture for gas thermal spraying of a sealing coating for turbine blades. Mixture contains a powder based on yttria-stabilized zirconium dioxide; the main component and pore-forming agent is fluoride grade F-4D or lavsan powder in an amount of 1…10 wt. %.
EFFECT: quality of the sealing coatings is improved.
1 cl, 1 tbl, 2 ex
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Authors
Dates
2019-02-22—Published
2016-07-28—Filed