# PE Coextruded (untreated) — Galvanic series and surface energy of engineering materials

For PE Coextruded (untreated), surface energy (dyne/cm) is 30–33; condition is Fresh; needs treatment? is Yes, verified against its source on 2026-08-04.

- **Material:** PE Coextruded (untreated)
- **Surface energy (dyne/cm):** 30–33
- **Condition:** Fresh
- **Needs treatment?:** Yes

## What the source says

> PE Coextruded (untreated) | 30–33 | Fresh | Yes | Dyne pens | Similar to standard PE |

## 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/).