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About us

A company
of the Groupe CB

TRB, creator of innovative refractory solutions.

TRB (Terres Réfractaires du Boulonnais) is the refractory business of the Groupe CB, an independent, family-run business specializing in materials recovery for over 130 years.

TRB joined the Group in 1988, benefiting from a strong industrial base and a vision focused oninnovation and sustainability.

An international industrial player, TRB is now present in 35 countries worldwide.
Our teams of experts design and deploy high-performance refractory solutions tailored to the requirements of high-temperature industries:
steelmaking, foundries, cement works, lime kilns, heat treatment, ferroalloys, etc.

Our history

With nearly 80 years' experience, TRB offers refractory products adapted to industry, while providing specialized services. Thanks to its size, TRB guarantees responsiveness and proximity to its customers, while focusing on international markets, where it generates 75% of its sales.

Our locations

TRB, a strategic subsidiary of the Groupe CB with solid roots in France, is extending its refractory expertise to all five continents, strengthening its national roots while establishing itself as a world leader.

Our commitments

The Groupe CB 's raison d'être is to make everyday life easier for women and men, through its teams, products and solutions. To give meaning to the company, it integrates all stakeholders, and serves as a compass to guide strategic choices.

Our activities

We are committed to forging a sustainable future for refractory solutions by supporting high-temperature industries. Our mission is to design, manufacture and install alumino-silicate refractory solutions, ensuring optimum performance and reliability.