Successfully Machining Austempered Ductile Iron (ADI)

By: Kristin R. Brandenberg, Kathy L. Hayrynen

Publication Date: October 01, 2001

Contact: Kathy Hayrynen

Document Type: White Papers

Austempered Ductile Iron (ADI) is a relatively new material to the industrial marketplace. Many have tried to machine ADI as if it were steel, or as-cast Ductile Iron, and have been unsuccessful. Because of this, a myth has developed that ADI is not machinable. When the material properties and metal matrix of ADI are taken into consideration, ADI can be successfully machined.

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