Hi Steve,
The highest loaded layers, which may fail would be the the "silver" layers,
but you give no details about them. What are they? What are their properties?
The Cu, being in the center, will give you no problem, assuming the '2 inch
bend radius' is real and uniform.

Werner Engelmaier
Engelmaier Associates, L.C.
Electronic Packaging, Interconnection and Reliability Consulting
7 Jasmine Run
Ormond Beach, FL  32174  USA
Phone: 904-437-8747, Fax: 904-437-8737
E-mail: [log in to unmask]

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