Yep, even if you've got a lathe or similar weighing several tonnes, it'll
still flex when you lean on it.
Note that as far as bending goes, a pipe & a solid rod are about as strong
as each other. Bigger pipes flex less.
Tony
> You'll be surprised how little force is needed to give a noticeable
> amount of deflection. If you ever get hold of one of these machines,
> move it to the middle of it's travel and place a pointer near the
> carriage. Even pressing gently with your finger will make it move
> visibly.
>
> Les
>
> > guaranteed, but only if you put a 3HP router on the Z axis and try to
> cut through steel.
> > if you use a reasonable router and don't work metal, the flex is
> unnoticeable...