Reply by crank49

Your initial logic of 8” x 72” = 576 sq.in.
Then 576 sq.in. x 14 PSI = 8064 Lbs of force is exactly correct.

I know it would work fine for glue pressure and will probably be better than you can get with clamps.
The trick is how to do the bending. As Loren said, steam or a bending iron. There was a video link on here a while back showing the process. I’ll try to find it.

-- Michael :-{| Diapers and politicians both need to be changed often; and for the same reason.