Slag

EC 266-002-0

Also known as blast furnace slag.

Slag projects

chemXplore tracks 3 projects producing slag, of which 2 are active.

1 Announced / Concept 1 Under Construction

1 expansion and 1 revamp / retrofit.

What moved recently
  • 7 September 2026 Eti Bakir Mazidagi Leach Residue DRI Smelting Expansion · Announced / Concept
  • 30 August 2026 thyssenkrupp Steel Schwelgern 2 Blast Furnace Partial Refurbishment · Under Construction · Germany
  • June 2026 Cimpor Sines Grinding Plant Revamp for GGBFS · Operational / Completed · Portugal

Owners and developers: Eti Bakır (1), thyssenkrupp Steel Europe (1)

Licensors are recorded on 1 of these 2 projects For subscribers

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Latest news on slag

7 September 2026
Metso to supply DRI smelting and rotary kiln for Eti Bakir’s Mazidagi zero-waste plant

Expansion at Mazidagi will convert leach residue into iron and slag using rotary kiln pellets and a 30 MVA DRI smelting furnace to cut waste and recover value.

31 August 2026
thyssenkrupp Steel starts partial refurbishment of Schwelgern 2 blast furnace

Six-week partial refurbishment of Europe’s largest blast furnace begins Aug 30; cooling, refractory and auxiliary systems serviced; occasional night-time noise possible.

20 July 2026
Cimpor reactivates Sines grinding plant for GGBFS production

Sines grinding plant restarted to produce ground granulated blast furnace slag (GGBFS); capacity >400,000 t/yr, 2,500 t ready for dispatch; near Port of Sines; supports decarbonisation and local jobs.

21 November 2025
Heidelberg Materials Acquires Walan Specialty to Expand Low-Carbon Portfolio

The acquisition includes a slag grinding plant, enhancing low-carbon products and market reach in the U.S. Northeast. Financial terms undisclosed.

Slag plants by country

chemXplore tracks 1 plant producing slag in 1 country.

plants

A subscription lists every plant we track for slag, with its owners and capacity. What a subscription does →