Machinable coating for CMC and metal interface in a turbine section
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United States of America
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Jun 18, 2024
Grant Date -
N/A
app pub date -
Nov 29, 2022
filing date -
Nov 29, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A gas turbine engine turbine blade includes a turbine blade body including an inner platform. An airfoil extends radially outwardly of the inner platform. The airfoil has a leading edge and a trailing edge, and a suction wall and a pressure wall. The turbine blade body has mount structure including at least one circumferentially outwardly extending mount portion on a suction wall side and a pressure wall side each having a radially outer face. The turbine blade body is formed of one of a polymer, metal or ceramic matrix composite. There is a protective coating on the radially outer faces of the at least one enlarged mount portions. A gas turbine engine is also disclosed.
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