News & Press Releases

London, April 03, 2025

voestalpine Donawitz has started up its LD converter (BOF) No. 4 following a revamp carried out by Primetals Technologies. A new air-cooling system has significantly reduced the operating temperature of the trunnion ring and converter shell, resulting in longer equipment lifetime.

London, September 26, 2024

South Korean steel producer POSCO has chosen Primetals Technologies to supply a new tilting drive for LD converter (BOF) No. 3-2 at its plant in Pohang. The new equipment ensures increased lifetime and reduced maintenance needs.

London, August 29, 2023

ArcelorMittal has recently contracted Primetals Technologies for the revamping of two LD converters (BOFs) at its steel plant in Jõao Monlevade, Brazil. The order encompasses two new 135-ton converters, an upgrade of the primary dedusting systems, and complete electrics and automation packages. In addition to the new equipment’s technological advantages, the main influencing factors for ArcelorMittal’s decision were other recently completed projects and the fact that ArcelorMittal, over time, had built a strong partnership with Primetals Technologies in Brazil.

London, July 18, 2023

Primetals Technologies has recently implemented an upgrade of the LD converter (BOF) process optimization system at Salzgitter Flachstahl in Salzgitter, Germany. The new Slag Expert model has optimized the use of lime, improved the hitting rate – i.e. the amount of successful heats in terms of carbon content and steel temperature – and reduced the number of reblows.

London, February 14, 2023

In Autumn 2022, Bosnian steel producer ArcelorMittal Zenica started up a new 125-ton LD converter (BOF), supplied by Primetals Technologies, at its plant in Zenica, Bosnia Herzegovina. As part of the project, engineers at Primetals Technologies have optimized the vessel shape, resulting in an increase in converter reaction volume by almost 30 percent.