Quote Originally Posted by Alibert View Post
Did you try measuring with the nozzle taken off, that is without any backpressure on the filament? And how does that value compare to what you found manually?
I did not try with the nozzle off. I was using a brand new, very sharp index-milled bolt, but I suppose there could be some compression process going on at the engagement point. Conditions were consistent from run-to-run, but who knows? There could be something going on there.