Pratt & Whitney fielding fix to F-35 engine turbine blade coating; aims to complete by 2030

By Courtney Albon / October 7, 2021 at 11:01 AM
MIDDLETOWN, CT -- Pratt & Whitney has fielded a new F135 engine turbine blade coating to about 25% of the Joint Strike Fighter fleet and expects to complete the retrofit modifications by 2030. The company developed the new coating after some F-35s operating in sandy environments with higher temperatures and a higher concentration of particulates were showing signs of calcium-magnesium aluminosilicate (CMAS) degradation to the turbine blade coatings in their engine power modules, leading to unscheduled maintenance and early engine...

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