# Aluminum — Galvanic series and surface energy of engineering materials

For Aluminum, surface energy (dyne/cm) is 40–60; condition is Oxidized surface; needs treatment? is Sometimes, verified against its source on 2026-08-04.

- **Material:** Aluminum
- **Surface energy (dyne/cm):** 40–60
- **Condition:** Oxidized surface
- **Needs treatment?:** Sometimes

## What the source says

> Aluminum | 40–60 | Oxidized surface | Sometimes | Cotton applicator | Sensitive to oils |

## Source

- https://kolorguide.com/surface-energy-chart-by-material/

Last verified: 2026-08-04. Review by: 2028-08-03.
Part of [Galvanic series and surface energy of engineering materials](https://referencesource.org/process-compatibility-coatings-adhesives-treatments/).