ben wrote:
Andy Dingley wrote:
Don't do anything to MDF that puts a tensile force across the
laminations. It might not delaminate today, but it will do.

Heh! MDF does not have laminations, its compressed fibres.

It splits quite easily into thinner bits. Take, say, a 12"x1"
bit of 1/2" MDF. Flex it severely, and see how it breaks.
You know how your finger-nail sometimes flakes? Same thing.