On Thursday, November 5, 2015 at 8:48:39 PM UTC-5, wrote:
https://dl.dropboxusercontent.com/u/...070%20Caps.jpg

In a Kenwood receiver. It is steel, not aluminum.

What is its purpose ?

Blast shield so when the caps let go they don't
spread goo onto the nearby circuit. :^)

(Maybe electrostatic shielding it looks to be on the caps right
after the rectifiers???)

George H.

George H.