Exhibit 23.1

                        Consent of Independent Auditors

We consent to the incorporation by reference in the Registration Statements
pertaining to the Nonqualified Stock Option Plan of IMCO Recycling Inc. (Form
S-8 No. 33-26641), the IMCO Recycling Inc. Amended and Restated Stock Option
Plan (Form S-8 No. 33-34745), the IMCO Recycling Inc. 1992 Stock Option Plan
(Form S-8 Nos. 333-76780, 333-00075, and 333-71339), the IMCO Recycling Inc.
Annual Incentive Program (Form S-8 Nos. 333-07091 and 333-71335), the IMCO
Recycling Inc. Employee Stock Purchase Plan (Form S-8 No. 333-81949), and the
2000 Restricted Stock Plan (Form S-8 No. 333-55962) of our report dated February
12, 2001, with respect to the financial statements of IMCO Recycling included in
the Annual Report (10-K) for the year ended December 31, 2000.

                                                /s/ ERNST & YOUNG LLP

March 20, 2001
Dallas, Texas