| 摘要 |
an insert holder including at least one portion for securing at least one insert, the insert holder comprising a first metal selected from the group consisting of aluminium, alloys thereof, and combinations thereof, the insert holder having an outer surface, and a second metal on the outer surface of the first metal, the second metal having a positive Gibbs oxidation free energy above at least 200 C, the second metal having a thickness at least 8 micrometers and at least one metal comprising reinforcement insert secured in at least one portion for securing at least one insert. A holder comprising an insert for reinforcing a metal matrix composite article and methods of making the same. In another aspect, the present invention provides metal matrix composite articles reinforced with an insert(s) and methods of making the same. Useful metal matrix composite articles comprising the inserts include brake calipers.
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