How the value of surface roughness influence the slurry erosion of the substrate?

25 October 2023 0 8K Report

Respected Mates

I Have deposited the Cr2O3 coating on the CA6NM turbine steel with D- gun spray method. The obtained value of RA Surface roughness is 3.3 +-0.1 after the coating. I want to know, how the surface roughness of the coated surface affects the slurry erosion?

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