Originally Posted by BMF
Thanks trigger puller....
I am measuring off the ogive. So you think by playing ( backing off )with my seating depth i can manipulate my ES, with the same charge? To my way of thinking, it doesn't seem like that would affect it too much. But...........I have been proven wrong many a times. I might have too try it.
Modifying your seating depth can certainly have an effect on ES. As you move the bullet in or out of the case, you change the internal dimension of the case and as a result the pressure changes and that can change your ES.