Deforming my 45-70 handloads

[Walkalong]

Then I wiped down the case with a paper towel. I still got the divots unless I raised the die.

Then it sounds like the folks who said too much crimp were right.

 

[sage5907]

You positive this isn't happening while you are crimping?
As stated, either you are using too much lube or this is happening because of too much crimp, causing the cases to buckle.

The cases dents seem to be just under the bottom of the bullet. The bullet is keeping them from denting higher so you must be using too much crimp. Trim all the cases to the same length and use just enough crimp to push the brass into the grove.