Total Voting Rights

RHI Magnesita N.V.

("RHI Magnesita" or the "Company")

Total voting rights

In accordance with DTR 5.6 of the FCA's Disclosure Guidance and Transparency Rules and Article 15 of the EU's Transparency Directive, RHI Magnesita announces that, as at 31 December 2018, its issued share capital consists of 48,337,047 ordinary shares with voting rights, as a result of the recently listed 3,518,008 shares pursuant to the Integrated Tender Offer made to Magnesita shareholders. There are no ordinary shares held in Treasury.

The above figure (48,337,047) may be used by shareholders (and others with notification obligations) as the denominator for the calculation by which they will determine if they are required to notify their interest in, or a change to their interest in, RHI Magnesita under the FCA's Disclosure Guidance and Transparency Rules.

For further enquiries, please contact:

Guy Marks, Head of Investor Relations

Tel +44 7741 730681

E‐mail: guy.marks@rhimagnesita.com

Stefan Rathausky, Head of Corporate Communications

Tel +43 50213‐6059

E‐mail: stefan.rathausky@rhimagnesita.com

About RHI Magnesita

RHI Magnesita is the global leading supplier of high-grade refractory products, systems and solutions which are indispensable for industrial high-temperature processes exceeding 1,200°C in a wide range of industries, including steel, cement, non-ferrous metals and glass. With a vertically integrated value chain, from raw materials to refractory products and full performance-based solutions, RHI Magnesita serves more than 10,000 customers in nearly all countries around the world. The Company has broad geographic diversification with more than 14,000 employees in 35 main production sites and more than 70 sales offices. RHI Magnesita intends to use its global leadership position in terms of revenue, greater scale, complementary product portfolio and diversified geographic presence around the world to target opportunistically those countries and regions benefitting from more dynamic economic growth prospects.

Its shares have a premium listing on the London Stock Exchange (symbol: RHIM) and are a constituent of the FTSE 250 index. For more information please visit: www.rhimagnesita.com