Warner Brothers aluminum castings are manufactured in an aluminum casting foundry that began in 1955. We are a full service aluminum casting foundry that services all industries requiring aluminum parts in the United States. Non-destructive testing of your aluminum castings ensures your complete satisfaction. Our aluminum casting foundry is located in the greater Detroit area. Whether you require 5 aluminum castings or 5,000 we are your best source. You are guaranteed that your aluminum part is manufactured 100 % in the United States, along with all of our tooling. These are American made aluminum castings, the best in the world. Warner Brothers is also expert in the production of bronze castings, brass castings and copper alloy castings. We are your best choice for all non-ferrous casting applications. At Warner Brothers, we use Air-Set sand to make Aluminum, Brass, Bronze, and Copper alloy castings. This molding sand offers minimum porosity while maximizing dimensional stability for sand castings plus improved mechanical properties. In addition, having a sand reclamation and stringent metallurgical controls reduces our cost which reduces your price". We have found that engineered sand castings have eliminated costly weldments and assemblies with a one piece sand casting properly designed. This savings is available to you in all alloys.