Hornady Case Necks,Shoulders

Brux

Sergeant
Full Member
Minuteman
Nov 12, 2013
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Anybody ran into this before?
I FL size and then run a 262 expander mandrel using imperial or Forster case lube. I always lube inside of the neck before using the mandrel.
Sized some cases today and ran into this on 5 times fired brass. I use this same method on all the calibers that I reload for but this is the only Hornady brass that I use. It's 6.5 Creed brass.
Are there necks and shoulders this weak?



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IMG_2403.jpg
 
Im guessing here......you have the expander ball/ stem removed from fl die ? Non bushing fl dies size the neck down quite a lot........ive measured......and when one runs a mandrel to open neck back up i can see where that can happen. Why it happened on 5th loading may be due to the softness of brass ( over annealed if you anneal). Im wondering if maybe the top of neck hit the bottom of mandrel die and caused it........ Just my guess / ideas.

I use hornady brass sometimes and dont have any complaints.

Had some 7mm wby brass that looked like that after seating a bullet (30 yrs ago)........after checking, i had seater die set wrong.

Hope you get it figured out.
 
The expander die body itself isn’t too low is it?
Can you do it partially? Does it make it in at all or does it collapse right away?
This could be the problem. It's just odd that today is the first time it's happened and I'm using that same die body for other calibers also but different brands of brass.
 
Anybody ran into this before?
I FL size and then run a 262 expander mandrel using imperial or Forster case lube. I always lube inside of the neck before using the mandrel.
Sized some cases today and ran into this on 5 times fired brass. I use this same method on all the calibers that I reload for but this is the only Hornady brass that I use. It's 6.5 Creed brass.
Are there necks and shoulders this weak?



View attachment 7488805View attachment 7488807

looks like 6.5 Brux improved CM
 
Yeah, I agree with spife. It sounds like you have the mandrel die too low, and the case mouth is hitting the top of the inside of the die. You could remove the mandrel from the die, put a case in the press, raise the ram, and turn the die down until you feel it hit the case mouth, then back it out one turn.

If you’re using this with other calibers, you’d definitely need to set the die each time since the cases would be different heights. If you loaded 30-06 then 6.5 CM without changing the die setting, potential crush incoming.