Privately owned and drawing on more than 160 years of experience, Calderys is a global specialist in protecting industrial equipment exposed to extreme heat. Its work supports steelmakers, foundries, and other high-temperature industries through refractory solutions tailored to local processes, with operations in more than 30 countries.
HWI, A member of CalderysHWI makes refractory products and provides high-temperature engineering and service for industries that rely on furnaces, kilns, and metalmaking equipment. Tracing its roots to 1865, the company now operates as the Americas brand of Calderys, with 25 manufacturing sites and 20 distribution centers across the Americas. Its Advanced Technology and Research Center in Pennsylvania is the largest refractory research facility in North America, supporting HWI’s specialty in solving demanding heat-containment and lining challenges.NIAGARA FALLS, NY
HWI, A member of CalderysHWI carries a 160-year Pittsburgh-area refractory heritage, beginning with the Star Fire Brick Company in 1865 and continuing today as the Americas brand of the Calderys Group. Its nearly 2,000 employees support manufacturers whose operations depend on containing extreme heat, with particular depth in iron and steel. HWI is known for COMANCHE® and for combining large-scale manufacturing with hands-on technical support.NIAGARA FALLS, NY
HWITracing its roots to Pittsburgh’s Star Fire Brick Company in 1865, HWI manufactures refractory products and engineered services that protect equipment in high-temperature industries. Now a member of the Calderys Group, the company operates 25 manufacturing sites and 20 distribution centers across its Americas footprint, with nearly 2,000 employees. HWI is particularly known in the iron and steel industry for inventing COMANCHE® ladle refractories and for its Advanced Technology and Research Center, described as the largest U.S. facility devoted to refractory development, quality assurance, and failure analysis.PITTSBURGH, PA
Allied Mineral ProductsFounded in 1961, Columbus-based Allied Mineral Products makes monolithic refractory ceramics and cast refractory shapes for furnaces and other high-temperature industrial equipment. The employee-owned company has grown from foundry roots into a global manufacturer serving more than 100 countries, with 14 manufacturing facilities in eight countries and a portfolio of more than 2,500 products. Its U.S. manufacturing facilities are ISO certified, and its research and engineering teams develop custom refractory solutions for demanding applications.COLUMBUS, OH