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12/2/2013 8:47:33 AM EDT
What am I doing wrong. I have been having a bit of trouble with my .45 reloads. I will make 50 rounds and 3-4 of them will not feed completely into the barrel. When this happens the gun literally becomes inoperable. The slide is jammed and I have to force the slide back on something hard to eject the round. Clearly I am making a mistake at a step in the process. I am using an RCBS progressive press. I am never had this problem until I started .45's. I have check OAL and it is 1.274 OAL for a .45 is supposed to be 1.275. 
Here is a picture of 2 of the rounds and a picture of one of the rounds in a barrel.






http://www.thehighroad.org/attachment.php?attachmentid=191855&d=1385923757


What am I missing. How can 46 go right and 4 don't. I made them at the same time. 
12/2/2013 8:27:22 AM EDT
[#1]
For future reference, the Reloading forum is over here

Just saying.
12/1/2013 6:26:37 PM EDT
[#2]
Quoted:
Your OAL is at max. If the ogive is too far forward, you will engage the rifling and lock everything.

Seat and crimp in separate steps if at all possible.
View Quote


This is what I'm thinking....
12/1/2013 6:37:22 PM EDT
[#3]
It could be alot of things.

Can you see any marks on the case that didnt go into the camber.

That will help narrow it down.

If you are not getting any noticeable marks on the case make it black with a sharpie and it should show up next time you try to chamber it.
12/2/2013 4:05:50 AM EDT
[#4]
My guess is they are just a bit too long.  I would try a couple things to see if that's the problem.

Remove your barrel from gun.  Take a fired case that has not been resized.  Hold the barrel horizontally and gently slide the case into the chamber with a bullet just barely started in the case mouth.  Insert the case all the way, then remove carefully and measure OAL.  Repeat a few times, it can be difficult to get a consistent measurement, but this will give a rough idea of how long a particular bullet can be seated for your barrel.  If you do get a consistent measurement, you'll want to back off from that just a bit.

You can also seat one of your problem rounds a few thousandths shorter then see if it will chamber.

Your pictures aren't working for me.  What type of bullets are you using?  If round nose FMJ, OAL is less likely to be the issue.
12/1/2013 10:03:33 AM EDT
[#5]
Fat bases. Buy a chamber gage and check eash round as final QC.
12/1/2013 10:15:11 AM EDT
[#6]
Quoted:
Fat bases. Buy a chamber gage and check eash round as final QC.
View Quote

Sounds like your sizing die isn't down far enough against your shell plate.   Are you loading progressive or single stage?  If you are loading progressive make sure there is a cartridge at every station before you adjust your sizing die.  Either method screw the die down until it touches the shell plate then back it off 1/4 turn. You should be good. Like the prior posted wrote, get your self a go-no gage.
12/1/2013 10:22:53 AM EDT
[#7]
Your OAL is at max. If the ogive is too far forward, you will engage the rifling and lock everything.

Seat and crimp in separate steps if at all possible.
12/1/2013 10:27:10 AM EDT
[#8]
Try using a taper crimp die.

12/2/2013 10:32:17 AM EDT
[#9]


Go to the top of the page in FAQ's, instructions for posting pics are there.



Some pics and more info is needed.



Will a sized case chamber in your pistol?



Seating bullet and crimping in the same die?



OAL should be in the 1.24 to 1.26 range.





12/2/2013 10:45:57 AM EDT
[#10]
sometimes if you have a slightly oversize bullet and a tight chamber the bullet will engage the chamber and its like it is trying to headspace on the bullet not the case mouth.

Make sure all cases are completely resized and the bullet is the correct OAL.  Try making a batch and then taking the barrel out of the gun and dropping in the rounds one at a time to watch how they fit in.  You can see a lot by doing this.
12/2/2013 11:15:32 AM EDT
[#11]
I can't see the pics from here, but the only gun I ever had .45 reload issues with was a Sig GSR.  The Lee Factory Crimp die fixed those issues.
12/2/2013 3:45:50 PM EDT
[#12]
Quote History
Quoted:
I can't see the pics from here, but the only gun I ever had .45 reload issues with was a Sig GSR.  The Lee Factory Crimp die fixed those issues.
View Quote

#1 on the Lee Factory Crimp die
12/2/2013 3:57:40 PM EDT
[#13]
Plus 100 for a Factory crimp die, and a bulge buster for range brass.
12/2/2013 5:45:07 PM EDT
[#14]
A 200 grain LSWC seated just a couple of thousandths too long will jam up a 1911 so tight the only way to empty the chamber is to fire the cartridge.

I discovered this when I bought bullets from a different caster that looked identical to the old ones I had been shooting.  They didn't measure the same and I had to shorten the COAL slightly to clear the rifling.

12/2/2013 6:03:09 PM EDT
[#15]
Quote History
Quoted:
Your OAL is at max. If the ogive is too far forward, you will engage the rifling and lock everything.

Seat and crimp in separate steps if at all possible.
View Quote


Its amazing just how tight a bullet that contacts the lands of the rifling will lock up a bolt/slide.

Try seating them a tad deeper and make sure your crimp die is getting rid of the bell opened up on the case mouth prior to seating the bullet.

Good luck.
12/2/2013 7:32:29 PM EDT
[#16]
Quoted:
What am I doing wrong. I have been having a bit of trouble with my .45 reloads. I will make 50 rounds and 3-4 of them will not feed completely into the barrel. When this happens the gun literally becomes inoperable. The slide is jammed and I have to force the slide back on something hard to eject the round. Clearly I am making a mistake at a step in the process. I am using an RCBS progressive press. I am never had this problem until I started .45's. I have check OAL and it is 1.274 OAL for a .45 is supposed to be 1.275. 
Here is a picture of 2 of the rounds and a picture of one of the rounds in a barrel.
http://www.thehighroad.org/attachment.php?attachmentid=191852&d=1385923644http://

http://www.thehighroad.org/attachment.php?attachmentid=191853&d=1385923644

http://www.thehighroad.org/attachment.php?attachmentid=191854&d=1385923757

http://www.thehighroad.org/attachment.php?attachmentid=191855&d=1385923757


What am I missing. How can 46 go right and 4 don't. I made them at the same time. 
View Quote


Post pics here with valid links.. I am not a member of "The High Road"

Seeing you is in Ohio, where you be ?

If local to the greater Dayton area, I am available to a degree to do a visual inspect of setup to try and get you sorted out.

Pics be best, right now everybody calling out everything under the sun with nothing to see of actual end product that causing fault for you..

Please post clear sharp pics here for us to see.
12/3/2013 5:11:39 AM EDT
[#17]
Quoted:
What am I doing wrong. I have been having a bit of trouble with my .45 reloads. I will make 50 rounds and 3-4 of them will not feed completely into the barrel. When this happens the gun literally becomes inoperable. The slide is jammed and I have to force the slide back on something hard to eject the round. Clearly I am making a mistake at a step in the process. I am using an RCBS progressive press. I am never had this problem until I started .45's. I have check OAL and it is 1.274 OAL for a .45 is supposed to be 1.275. 
Here is a picture of 2 of the rounds and a picture of one of the rounds in a barrel.
http://www.thehighroad.org/attachment.php?attachmentid=191852&d=1385923644http://

http://www.thehighroad.org/attachment.php?attachmentid=191853&d=1385923644

http://www.thehighroad.org/attachment.php?attachmentid=191854&d=1385923757

http://www.thehighroad.org/attachment.php?attachmentid=191855&d=1385923757


What am I missing. How can 46 go right and 4 don't. I made them at the same time. 
View Quote

12/3/2013 3:54:16 PM EDT
[#18]
Quote History
Quoted:

#1 on the Lee Factory Crimp die
View Quote View All Quotes
View All Quotes
Quote History
Quoted:
Quoted:
I can't see the pics from here, but the only gun I ever had .45 reload issues with was a Sig GSR.  The Lee Factory Crimp die fixed those issues.

#1 on the Lee Factory Crimp die


Yes- this can help.
12/3/2013 6:12:41 PM EDT
[#19]
I always wonder what happens when an OP posts a frantic thread asking for help, and never comes back.



Posted multiple places and forgot about this thread?
12/3/2013 8:22:48 PM EDT
[#20]
Quote History
Quoted:


This is what I'm thinking....
View Quote View All Quotes
View All Quotes
Quote History
Quoted:
Quoted:
Your OAL is at max. If the ogive is too far forward, you will engage the rifling and lock everything.

Seat and crimp in separate steps if at all possible.


This is what I'm thinking....


Likely this!
12/3/2013 8:50:13 PM EDT
[#21]
Quote History
Quoted:


Yes- this can help.
View Quote View All Quotes
View All Quotes
Quote History
Quoted:
Quoted:
Quoted:
I can't see the pics from here, but the only gun I ever had .45 reload issues with was a Sig GSR.  The Lee Factory Crimp die fixed those issues.

#1 on the Lee Factory Crimp die


Yes- this can help.


Same here.  Have no problems with 45 now.  The sizing ring eliminated the odd case bulge I would get on occasion.  I went as far as digging out my first 1,000 rounds I loaded and was frustrated with and ran every one through the factory crimp die.  They work flawlessly now.
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