# Kaiser Aluminum invests $25M to expand aerospace plate capacity at Trentwood

Kaiser Aluminum is investing $25 million to expand production capacity for heat-treated aluminum plate and sheet at its Trentwood, Washington facility. The project is on schedule and budget, with additional capacity expected online in Q4 2025.

- Type: Expansion
- Announced: 2025-08-15
- Where: Trentwood, Washington, United States
- Value: $25.0M
- Starts operating: Q4 2025
- Status: under construction
- Products: heat-treated aluminum plate, aluminum sheet
- Sectors: [Steel and Metal Products](https://endata.com/sectors/steel-metal-products.md)

## Companies

- [Kaiser Aluminum](https://endata.com/companies/7296.md)

## Sources

- [alcircle.com](https://www.alcircle.com/news/kaiser-aluminum-ramps-up-aerospace-aluminium-part-with-new-facility-115103), 2025-08-15: "We expect the additional production capacity to come online early in the fourth quarter of this year."

---
Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.