Bullets spin in casing (7.62x39)

You need a new guy. I have .311 dies that size the necks down to .309" if you remove the expander. He is feeding you a load of crap. I load .310", .311", .312" with the same decapping/expander pin.

I'm with rw here. I reload my 7.62x39 brass with .310 V-Max, with no neck tension problems.
 
He isn't an amateur, this is his business, he's licensed to do this. Has been doing it for many years and I've personally fired reloads from him before in 25-06, and .270 with great accuracy.
So for him to go ahead and do this is a huge douche move, topped by all the horsesh**t he keeps feeding me about dies, decapping, expanding etc. I'll post some pictures when I get home if there's still interest in them. I've already decided to pull the bullets.
Of note should be the fact that out of the batch of 50, there are 12 cartridges that the bullets do not budge at all.
 
ill have to measure to make sure im not missleading you, but a bullet fits tights into the case so the case will likely have an inner diameter just a bit smaller than the bullets outer diameter.

just checked, my .308 bullet measures exactly that, my die crimps the inner diameter of the case to about .305-.306 right in that range, i dont have any clean brass but thats some that have been recently fired.

not sure what he meant about firing the primer. although i think what hes refering to is to get rid of the primer so that you can crimp the case properly and hes saying to fire off the primer and then crimp them.

you prime, then add powder then the bullet goes in.

i know my de priming die crimps as it pops the primer out

Based on a bunch of your previous posts, you have a long ways to go before giving reloading advice, please refrain. FS
 
if you trust his charges, couldn't you run a factory crimp die over it? just an idea...

not that you should have to do this, but perhaps you can make the problem a little less costly...

just spit balling here.
 
Based on a bunch of your previous posts, you have a long ways to go before giving reloading advice, please refrain. FS

I was thinking the same thing. I believe that in an earlier thread, I even mentioned this. That shortly uchi would feel he was qualified to be giving advice while only a beginner two months ago. My how things change in cyberspace. Kind of a space/time warp and you can be an experienced person in weeks instead of decades.
 
ill have to measure to make sure im not missleading you, but a bullet fits tights into the case so the case will likely have an inner diameter just a bit smaller than the bullets outer diameter.

just checked, my .308 bullet measures exactly that, my die crimps the inner diameter of the case to about .305-.306 right in that range, i dont have any clean brass but thats some that have been recently fired.

not sure what he meant about firing the primer. although i think what hes refering to is to get rid of the primer so that you can crimp the case properly and hes saying to fire off the primer and then crimp them.

you prime, then add powder then the bullet goes in.

i know my de priming die crimps as it pops the primer out

Wow, what the hell are you talking about? Why so much crimping going on? Maybe you mean sizing? Like these other guys say, back off on the bad advice, dangerous game to play with reloading.

I spoke with the person over the phone and this is how he explained to me.

The bullets used are Hornady SP .310 diameter. The cases being European (Privi and S&B are .311 diamter. Now I have zero experience reloading but you are saying the cases can be necked down? Does that mean you can decrease the case diameter by 0.001", down to .310? He said that this is a common problem with reloading 7.62x39 because of the variation of European and American standards for bullets, cases and chambers.

Lots of BS.

Good on the OP for asking around, pull those apart, if your going to shoot reloads, build your own.

Unless it's from custom reloading, they are good to go from my experiance.
 
Based on a bunch of your previous posts, you have a long ways to go before giving reloading advice, please refrain. FS

i just posted what made sense based on my machinist background about fitment etc.

I was thinking the same thing. I believe that in an earlier thread, I even mentioned this. That shortly uchi would feel he was qualified to be giving advice while only a beginner two months ago. My how things change in cyberspace. Kind of a space/time warp and you can be an experienced person in weeks instead of decades.


yeah you called it, although im not claiming to be experienced or a pro in any way, just trying to help out with the bit of info ive learned through here and through reading. nothing more. not trying to say im an expert. :)

Wow, what the hell are you talking about? Why so much crimping going on? Maybe you mean sizing? Like these other guys say, back off on the bad advice, dangerous game to play with reloading.

what i was trying to say is that when i deprime my brass it also squeezes the neck down until the inner diameter is about .305-.306, im sure my terminology is off.

ill hold off offering help till ive learned a bit more, thought id help this guy, clearly not ready :)
 
Start re-loading yourself...

Second this.

I've re-loaded 1000s of 7.62 x 39, using a set of Lee dies, never had an issue. The instructions come with the dies are easy to follow with pictures. I think they were 18.95 at WSS for the set. Recently started casting my own lead bullets using Lee molds, so I can put together a re-load for under 10 cents a round. But start re-loading great way to learn about different bullet weights, powder loads,,,, who knows you might even save some money.
 
ill have to add a disclaimer to my signature on here

just spitballing, correct 97% of the time

I have to admire your enthusiasm Uchi, in the face of multiple comments asking you to refrain from attempting to give advice you still feel you were 97% right is impressive. Reloading experience should be measured in years more than the couple months you've been playing at it.
 
I have to admire your enthusiasm Uchi, in the face of multiple comments asking you to refrain from attempting to give advice you still feel you were 97% right is impressive. Reloading experience should be measured in years more than the couple months you've been playing at it.


lol no no the 97% wasnt related to reloading, im about 8% correct on reloading. and thats only because i was setting little strips of powder on fire the other day to see what they would do, lol
 
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