Resco Products, Inc. manufactures refractory materials and products for high-temperature industrial applications. The company describes itself as a privately owned business headquartered in Pittsburgh, Pennsylvania, and says it joined RHI Magnesita in January 2025. Its refractory offerings serve industries including steel, cement, lime, metals, petrochemical processing, and power generation.
PRCO America, IncIncorporated in Pennsylvania in 2008, PRCO America makes high-temperature refractory products for iron and steel producers and other demanding industrial furnaces. Based in Pittsburgh and operating a Kentucky production facility since 2022, the company is part of Puyang Refractories Group and produces magnesia-carbon brick in the United States, reshoring jobs once lost to overseas competition. Its connection to the group’s mines and processing plants also gives PRCO America a direct North American source of high-purity refractory raw materials.SENECA, PA
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
RHI MagnesitaRHI Magnesita develops, produces and installs refractory materials and integrated services that protect furnaces and other equipment in high-temperature industrial processes. The company stands apart through vertical integration from its own mines to production and customer-site support, alongside a portfolio of more than 120,000 products. Its Agellis business also adds electromagnetic and infrared systems for monitoring steelmaking and continuous-casting operations.HURON, OH
MIG Refractory ProductsFounded more than 25 years ago by Patrick McKeown, MIG Refractory Products supplies refractory and engineered steel mill products to industrial customers in the United States and abroad. The McKeown Group company is particularly experienced in coke-oven work, including ceramic-welding repairs, and has supported projects ranging from USS Clairton Works maintenance to a U.S. magnesia-carbon brick-making facility. Its just-in-time delivery model serves operations across the iron, steel, aluminum, cement and related industries.CLARENCE, PA