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IMR 4831?

I have a friend that says he aint been able to find IMR 4831 in years. Has this powder disappeared? I never used it myself. Said friend doesnt reload himself, he doesnt have knowledge so I ask here out of curiosity.

What powder would be closest to IMR 4831 for an alternative?

7 mag
 
Last edited:
I don't have a 7 mag but the burn rate chart says this
1766271594380.png
- what weight bullets? The Hogdon site lists several alternatives that are slower burning but not "closest" to IMR 4831. IMR 4350 would be worth a look.
 
I’m also in central Texas, near Groesbeck. I have 2 pounds of H4831 and would sell ya a pound of it. It’s a touch slower than IMR 4831. I’ve used it for my 270 for 40 years, but don’t hunt with the 270 much these days.
 
I have a friend that says he aint been able to find IMR 4831 in years. Has this powder disappeared? I never used it myself. Said friend doesnt reload himself, he doesnt have knowledge so I ask here out of curiosity.

What powder would be closest to IMR 4831 for an alternative?

7 mag
If you can find some, Accurate 4350 is almost identical to IMR4831 at least in the lots I have. The only slower 4350 is Shooter's World by just a tiny bit.

Edit... VV N160 or N165 may be a good alternate too. It's available at a few places.
 
If you can find some, Accurate 4350 is almost identical to IMR4831 at least in the lots I have. The only slower 4350 is Shooter's World by just a tiny bit.

Edit... VV N160 or N165 may be a good alternate too. It's available at a few places.
Accurate 4350 is the slowest of the 4350 powders

N-160 would be a good replacement
 
Accurate 4350 is the slowest of the 4350 powders

N-160 would be a good replacement
I’m glad that you mentioned the burn rate of A4350 versus other 4350’s. I have a couple of pounds of A4350 that I bought for use in my 260 for when I couldn’t find R17, and I had no feel for the burn rate.
 

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