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Iron Castings Foundry

Iron Castings Foundry

Operating our Iron Castings Foundry for over 140 years has taught us the importance of providing high quality castings at competitive prices. Let us put our knowledge and experience to work for you. Call 888-550-2564 for a free quote today.


Experienced Iron Castings Foundry

Sioux City Foundry is a continuously operating, experienced iron castings foundry.. One of the oldest foundries in the United States, Sioux City Foundry is a modern, ductile iron, austempered ductile iron and ni-hard metal foundry. Located in South Sioux City, Nebraska, we supply to customers in the Midwest, across the country, and around the world with best-in-class products, service and results.


Our customers come from diverse sectors, such as industrial, engineering, decorative, architectural, and government, and all share a need for high quality products, competitive pricing and quick order turn-around. Our experienced and knowledgeable staff, combined with our modern production methods, including new furnaces installed in 2009, allows us to provide our customers with the highest level of service and support.


We have the capability to pour custom metal castings from a few ounces to 3,500 pounds. We produce various mold sizes with green sand molding processes, utilizing Hunters, Squeezer, and Rota-Lift systems, as well as the Flaskless no-bake molding system. We also have the capability to produce oil sand, shell sand, isocure, and no-bake cores.


In addition to custom iron castings, we also offer in-house services, such as, metallurgical testing, heat-treating and specialty products, such as Pile Drive Hammers, Follow Blocks and Breaker Balls.