Chicago Aluminum Castings Company, Inc. is an established American aluminum foundry with a history dating back to 1910. Located in Chicago, Illinois, the company specializes in aluminum sand casting and provides comprehensive engineering, prototyping, and production services for industrial customers nationwide. Chicago Aluminum operates a 14,000-square-foot foundry equipped with jolt-squeeze units, Hunter automatic molding equipment, and gas-fired melting furnaces. Its molding capabilities include loose molding, match-plate molding, automatic molding, floor work, and prototype production, with casting capacities ranging from approximately one ounce to 120 pounds. The company works with a broad selection of aluminum alloys and provides secondary services including heat treating, machining, assembly, impregnation, polishing, anodizing, painting, and hardcoating. Quality-control capabilities include chemical composition analysis, mechanical-property testing, X-ray inspection, and dye-penetrant testing. Chicago Aluminum also provides engineering and pattern-design assistance to help customers convert fabricated or heavier metal components into economical aluminum castings. With more than a century of foundry experience, the company focuses on quality, technical expertise, cost efficiency, and dependable customer service.