Conclusion
Degradation of refractories by slags in steelmaking - Corrosion mechanisms and evolution with slag composition

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Conclusion


Degradation of refractories by slags in steelmaking - Corrosion mechanisms and evolution with slag composition

Authors : Philippe BLUMENFELD, Jacques POIRIER

Publication date: June 10, 2026 | Lire en français

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3. Conclusion

The production of steel requires complex metallurgical processes, carried out sequentially in numerous furnaces, which are subjected to extreme conditions and lined with refractory materials that endure a wide range of stresses—including temperature, thermal cycling, atmospheric conditions, and corrosion.

Choosing a refractory material remains a challenging task, as it requires finding the best possible combination of properties to withstand a range of stresses and wear mechanisms. This raises a difficult but essential question: how can one make the best technical and economic choices when selecting refractories?

Refractory engineers and technicians who deal with these issues must have a detailed understanding of the metallurgical processes and operations carried out in each facility, identify and assess the stresses placed on the refractories,...

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