Audubon Metals LLC is located in Henderson, Kentucky and is owned by an affiliate of Koch Enterprises Inc., headquartered in ... Evansville, Indiana. Audubon Metals LLC, is a unique facility that is the only heavy-media separator and secondary specification aluminum alloy producer under one roof in the United States. In our estimation, from the time that an automobile is first shredded, to the time a new aluminum casting is shipped, an average of over 42 days have elapsed. In our system, automobile shredder residue (zorba) is processed, dried, melted, alloyed to customer specification, and delivered to diecasters throughout the Midwest in just a matter of days. With the contributions of our raw material and end-use market partners and an efficient internal operational process, Audubon Metals LLC has accelerated the recycling process of automobile shredder residue into new secondary aluminum alloy castings. This is the uniqueness of Audubon Metals LLC. read more