I ask that because I was thinking of using some JB to patch up a bit of a junked old case that I wanted to do some things with, but I was wondering if JB Weld being non-conductive, unlike the rest of ...

Actually, it seems to be a composite material, not sure if it's plastic. Someone was a bit too heavy for a chair here at work and cracked the seat. It's a $1200.00 chair, so I saved it from the trash.