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You should anneal your brass.....here is why I started....
Many years ago, I built a 7mm Rem Mag for a customer. I had new Norma brass , various primes, powders, and bullets. I attached a strain gauge to measure pressure, and had a chronograph set up. 7 mag has always shot well for me. I've heard horror stories, but I never had any issue. Until this one. Three shot groups were about 3 inches on my indoor range. Pressure was swinging from about 58000 psi to 65000 psi. Velocity swing was a little over 100 fps. What the hell ? Mounted a different scope. Same thing. But the swings in psi and velocity, I couldn't figure that. So, different primers, then powders, then bullets, same old swings.
So I called John Barsness. John, wtf ? Have you annealed ? I said no. John said try it. So I did. I got a candle and annealed that brand new Norma brass. Cleaned up the brass. Test fired again. Very small groups, pressure had only about 100 psi swings(which is VERY good) and ES on the chrono was less than 10 fps.
Since then, I have solved many a problem with rifles that don't shoot well. Now I anneal brand new brass regardless of brand, and re-anneal (is that a word?) about every fourth or fifth firing. I have tried several methods from the candle, to torches, and now I use the molten salt bath method.
https://ballisticrecreations.ca/shop/
Caution....when using a salt bath anneal method, be DAMMM sure your brass is clean and dry. Any water in molten salt explodes into steam. And grease and oil may burn.
What say the Fire ?
Charlie
Apologies for the photos...its hard to get the light right...

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Thanks for starting this thread CS. I've no intent to discredit the salt bath method. Just offer an alternative. My contribution from an old thread.

Quote
Denature Alcohol Candle for case annealing. A twist on John Barsness wax candle anneal method. No soot to clean off case.

Can't see the annealed color of the case necks/shoulder in the photo. Similar to that sexy look that new Lapua brass has.

The alcohol flame is very clean leaving no soot. Roll the case in the flame until warmth is noted where you hold the case. Done.

I suppose you could use a wet rag to chill the case. IMO there is not enough heat that migrates to the case head to affect the brass hardness in that region.

https://www.24hourcampfire.com/ubbt...7040/dna-candle-case-anneal#Post12607040


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Toodogs
I have used the method you describe. I think the salt bath is better. But, any method is better than none !
Charlie


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I was under the impression that new brass is annealed, is that a bad assumption?



A wise man is frequently humbled.

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Originally Posted by smokepole
I was under the impression that new brass is annealed, is that a bad assumption?

It's supposed to be.

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Originally Posted by CharlieSisk
You should anneal your brass.....here is why I started....

I think this is the best method as well. For me anyway. It's cheap and easy to set up. I echo Charlie's suggestion to keep the brass dry.



Safe Shooting!
Steve Redgwell
www.303british.com

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Norma brass was also what caused me to start annealing, my groups went to pot fast.. and that stuff is stiff to begin with…

My smith asked me if I annealed right after I told him I used Norma brass .. and sure enough.

If you shoot a lot (competition) you have to get a mass volume solution - I went with the Giraud Annealer and updated it ..

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Ole John is pretty smart for a Mule Deer 😁


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Re-engineered Skip's design, made it with alunimum scraps.


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I upgraded from the candle method, switching to a dedicated Bic lighter.

No more nasty matches to clean up.


It's you and the bullet, and all the rest is secondary.
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Stress relieving brass?

Never heard of it...... grin

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Originally Posted by smokepole
I was under the impression that new brass is annealed, is that a bad assumption?
Smokepole…that falls under I love you, check is in the mail, you are the only one, etc…


The data and opinions contained in these posts are the results of experiences with my equipment. NO CONCLUSIONS SHOULD BE DRAWN FROM ANY DATA PRESENTED, DO NOT, UNDER ANY CIRCUMSTANCES, ATTEMPT TO REPLICATE THESE RESULTSj
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I have some new Prvi Partisan brass that definitely has been annealed. Any some that has not.


The data and opinions contained in these posts are the results of experiences with my equipment. NO CONCLUSIONS SHOULD BE DRAWN FROM ANY DATA PRESENTED, DO NOT, UNDER ANY CIRCUMSTANCES, ATTEMPT TO REPLICATE THESE RESULTSj
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This is worth the listen.


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I can almost walk away from this one after I load her up with brass…. Loving that !


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too expensive for me ,i will stay with a candle. my new Lapua brass comes annealed

Last edited by pete53; 04/03/23.

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Originally Posted by pete53
too expensive for me ,i will stay with a candle. my new Lapua brass comes annealed
Pete..some of it is annealed…


The data and opinions contained in these posts are the results of experiences with my equipment. NO CONCLUSIONS SHOULD BE DRAWN FROM ANY DATA PRESENTED, DO NOT, UNDER ANY CIRCUMSTANCES, ATTEMPT TO REPLICATE THESE RESULTSj
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Originally Posted by CharlieSisk
Originally Posted by pete53
too expensive for me ,i will stay with a candle. my new Lapua brass comes annealed
Pete..some of it is annealed…




well mine is


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