Calderys is a leading global provider for industries operating in high temperature conditions.

The Group specializes in thermal protection for industrial equipment with a wide range of refractory products, and advanced solutions to enhance steel casting, metallurgical fluxes and molding processes. Our international network of experts ensures an end-to-end offer with tailored services. Drawing on over 150 years of experience, we support our customers in their energy transition needs.

In February 2023, Calderys joined forces with HarbisonWalker International, the largest supplier of refractory products and services in the United States.