Author/Authors :
karaoğlu, serdar ege üniversitesi - mühendislik fakültesi - makine mühendisliği bölümü, İzmir, Turkey , sonuvar, ekrem ege üniversitesi - mühendislik fakültesi - makine mühendisliği bölümü, İzmir, Türkiye
Title Of Article :
Structural and wear behavior of coatings formed on AA7075 aluminum alloy by plasma electrolytic oxidation
Abstract :
In this study, ceramic coatings were deposited on 7075 Al alloy using a plasma electrolytic oxidation (PEO) technique. Effects of current density and electrolyte content on microstructure, thickness, surface roughness and wear behavior of PEO coatings were studied. The microstructure and phase composition of the coatings were investigated by SEM and XRD analyses. Dry sliding wear tests, micro hardness and surface roughness measurements were also performed. It was found that the thickness, microhardness, surface roughness and wear resistance of the coatings increased with an increase of current density during plasma electrolytic oxidation.
NaturalLanguageKeyword :
Aluminum alloy , Plasma electrolytic oxidation (PEO) , Current density , Wear
JournalTitle :
Pamukkale University Journal Of Engineering Sciences
