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RHI Magnesita NV
BrandAustria

RHI Magnesita NV

RHI Magnesita NV is the global market leader in refractory products and solutions, formed through the merger of Austria''s RHI and Brazil''s Magnesita. Headquartered in Vienna, Austria, the company operates 47 production sites and 70+ sales offices across 35+ countries, employing approximately 13,500 people. RHI Magnesita produces over 3 million tonnes of refractory materials annually for high-tem

AustriaEst. 1834 (RHI) / 2017 (merger)16,000€3.5 billion (FY2025)47 production sites across 20+ countriesLSE: RHIMScore 70

Business Nature

RHI Magnesita NV — Global refractory and high-temperature mineral solutions leader:
• World's largest refractory products supplier serving steel, cement, glass, and non-ferrous metal industries
• Vertically integrated from raw material mining to finished refractory installation and recycling
• Industry-leading circular economy program with 15.9% refractory material recycling rate
• Comprehensive global production network with 47 manufacturing sites across 20+ countries

Core Business Areas

• Basic refractories — magnesia-carbon, magnesia-chrome, and dolomite bricks and monolithics for steelmaking converters, electric arc furnaces, ladles, and secondary metallurgy vessels
• Non-basic refractories — alumina-silicate, zircon, and silicon carbide refractories for cement rotary kilns, glass melting furnaces, and non-ferrous metal processing equipment
• Monolithic refractories — castables, gunning mixes, ramming masses, and injection materials for rapid installation and repair of high-temperature industrial linings
• Raw material mining — owned magnesite, dolomite, and chromite mining operations in Austria, Brazil, Turkey, and China ensuring strategic raw material security
• Refractory recycling and circular solutions — spent refractory collection, processing, and reuse program achieving 15.9% recycling rate, reducing virgin raw material consumption and carbon emissions
• Engineering and installation services — full-service refractory engineering, turnkey installation, laser measurement, and predictive maintenance programs for major industrial customers

Industry Rankings

Corporate Report

Core Business

RHI Magnesita is the world's undisputed leader in refractory products and high-temperature mineral solutions — the specialized ceramic materials that line every furnace, kiln, ladle, and reactor operating above 1,200°C in the global steel, cement, glass, and non-ferrous metals industries. Without refractories, modern industrial civilization would cease to function: steel cannot be made, cement cannot be produced, and glass cannot be melted. The company's product portfolio encompasses basic refractories (magnesia-carbon, magnesia-chrome, dolomite), non-basic refractories (alumina-silicate, zircon, silicon carbide), and monolithic refractories (castables, gunning mixes, ramming masses) that are consumed during high-temperature operations and must be regularly replaced — creating a recurring revenue model. The company is vertically integrated from raw material mining through finished product manufacturing to installation, maintenance, and end-of-life recycling.

Global Presence

RHI Magnesita operates 47 production sites across more than 20 countries spanning Europe, the Americas, Asia, and Africa. European operations represent the largest regional segment with extensive manufacturing networks in Austria, Germany, Italy, Turkey, and across Central and Eastern Europe. The transformative 2025 Resco Group acquisition added 9 North American production sites and 2 raw material sources, increasing the Americas revenue contribution by 22% and establishing a local-for-local manufacturing model that insulates North American operations from international trade tariffs and logistics disruptions. Asia-Pacific operations are anchored by Chinese manufacturing and raw material operations, supplemented by Indian and Southeast Asian production facilities. The company's workforce of approximately 16,000 employees reflects the labor-intensive nature of refractory manufacturing, installation, and technical service operations. The global production network ensures that refractory products can be manufactured and delivered locally to major steel, cement, and glass customers in every region.

Key Strengths

RHI Magnesita's competitive advantages stem from its uncontested global market leadership, comprehensive product portfolio, and vertical integration from raw material mining through to end-of-life refractory recycling. The company's circular economy program — achieving 15.9% refractory material recycling in 2025, exceeding the 15% global target — represents a genuine competitive differentiator that simultaneously reduces raw material costs, lowers carbon emissions to 1.54 t CO2 per tonne, and strengthens customer relationships through demonstrated sustainability commitment. The Resco Group acquisition creates a structurally advantaged North American supply chain insulated from international trade friction, while the company's raw material self-sufficiency through owned magnesite, dolomite, and chromite mines provides cost stability that competitors cannot match. VerityRank Score of 70/100.

Data Sources

Key data points verified against: RHI Magnesita 2025 Annual Report and Sustainability Report (RHI Magnesita IR); Resco Group Acquisition Completion Announcement — January 2025; PwC Mine 2025 Report; World Steel Association Annual Statistics 2025; Refractories Window — Industry Trade Publication.

VerityRank Score

70/ 100

Based on market presence, financial scale, operational capacity, and brand strength.

Quick Facts

Headquarters

Vienna, Austria

Founded

1834 (RHI) / 2017 (merger)

Employees

16,000

Factories

47 production sites across 20+ countries

Listing

LSE: RHIM

Data Sources & Methodology

This corporate profile is compiled from publicly available sources including company annual reports, SEC/regulatory filings, official press releases, and verified third-party industry databases. Financial figures reflect the most recent fiscal year disclosures and are cross-validated across multiple independent references.

VerityRank Score is calculated using a proprietary multi-dimensional model evaluating market presence, financial strength, operational scale, innovation capacity, and brand influence. Individual dimension scores are normalized against industry peers and updated quarterly.

Disclaimer: This profile is for informational purposes only. VerityRank makes no warranties regarding completeness or timeliness. This content does not constitute investment advice or endorsement.

Key references: Official Website LSE: RHIM , RHI Magnesita 2025 Annual Report & Sustainability Report PwC Mine 2025 Global Report World Steel Association — Annual Statistics 2025 London Stock Exchange — RHI Magnesita (RHIM)