Foundry & Casting Companies in Illinois

Illinois has approximately 13,000 manufacturing establishments and 570,000 manufacturing employees. Illinois is a top-five manufacturing state, with Chicago as a metal fabrication and food processing center, Peoria as Caterpillar's headquarters, and a vast network of industrial suppliers.

Illinois is one of the leading states for foundry & casting. The foundry and casting industry produces metal components by pouring molten metal into molds, using processes including sand casting, investment casting, die casting, permanent mold casting, and centrifugal casting. US foundries produce iron, steel, aluminum, copper, zinc, and specialty alloy castings for automotive, industrial equipment, infrastructure, and defense applications.

Iron Foundries: Companies producing gray iron, ductile iron, and compacted graphite iron castings for automotive, pipe, and industrial applications.

Steel Foundries: Foundries producing carbon, alloy, and stainless steel castings for mining, energy, rail, and defense applications.

Aluminum Die Casters: High-volume operations producing aluminum die castings for automotive, electronics, and consumer products.

Investment Casting Houses: Companies producing precision investment castings for aerospace, medical, defense, and industrial gas turbine applications.

Specialty Alloy Foundries: Foundries producing castings from copper, bronze, nickel, cobalt, and other specialty alloys.

Major industrial centers in Illinois include Chicago, Rockford, Peoria, Aurora, Joliet, and Elgin. These cities have concentrations of manufacturers across sectors including metal fabrication, food processing manufacturing, and chemical manufacturing.