Investor Presentaiton

Disciplined inventory management RHI MAGNESITA Production volumes held consistently below sales over last eight quarters to reduce inventory Production and sales volumes excluding M&A Production Volume Sales Volume Inventory volumes excluding M&A Finished Product kt Raw Material kt 500 450 400 350 300 b... 250 200 Q122 Q2 22 Q3 22 Q4 22 Q123 Q2 23 Q323 Q423 Q122 Q2 22 Q3 22 Q4 22 Q1 23 Q2 23 Q323 Q423 Investor Presentation | March 2024 Inventory coverage now optimised, production will match sales in 2024 - reducing fixed cost under-absorption 45

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