Abstract
The effect of plasma-radical change on the surface properties of Zn-Mg-Al ternary-alloy-coated steel sheets during atmospheric-pressure (AP) plasma treatment using different process gases: O2, N2, and compressed air was investigated. The plasma-induced radicals promoted the formation of chemical particles on the surface of the Zn-Mg-Al coating, thereby increasing the surface roughness. The surface energy was calculated using the Owen-Wendtgeometric equation. Contact angle measurements indicated that the surface free energy of the alloy sheets increased upon AP plasma treatment. The surface properties of the Zn-Mg-Al coating changed more significantly in the order air > O2 > N2 gas, indicating that the plasma radicals facilitated the carbonization and hydroxylation of the Mg and Al components during the AP plasma treatment.
| Original language | English |
|---|---|
| Pages (from-to) | 187-190 |
| Number of pages | 4 |
| Journal | Archives of Metallurgy and Materials |
| Volume | 68 |
| Issue number | 1 |
| DOIs | |
| State | Published - 2023 |
Keywords
- plasma treatment
- process gas
- surface energy
- Zn-Mg-Al–galvanized steel
Quacquarelli Symonds(QS) Subject Topics
- Materials Science
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Dive into the research topics of 'EFFECT OF ATMOSPHERIC-PRESSURE GAS-PLASMA TREATMENT ON SURFACE PROPERTIES OF HOT-DIP Zn-Mg-Al ALLOY-COATED STEEL'. Together they form a unique fingerprint.Press/Media
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New Findings from Jeonbuk National University in the Area of Metallurgy and Minerals Described (Effect of Atmospheric-Pressure Gas-Plasma Treatment on Surface Properties of Hot-Dip Zn-Mg-Al Alloy-Coated Steel)
Kim, S., Kim, H., Park, J., Kim, J., Kim, J. & Oh, M.
23.04.5
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