GERMANY — Mercer International said that it will extend a maintenance shutdown at its German pulp mill, Mercer Rosenthal, to cover the entire month of September 2026. Originally, the shutdown was scheduled for two weeks. Mercer said that it is working with production, wood procurement, logistics, and pulp sales to coordinate this undertaking with customers and stakeholders. Mercer Rosenthal produces a variety of wood-based products such as kraft pulp, tall oil and lignin. The mill site also operates Thuringia’s largest biomass power plant. …The Rosenthal mill, with about 400 employees, produces 360,000 tonnes of kraft pulp (NBSK) annually for paper and tissue production. With a focus on the European market, the site also serves international demand.