223 Remington

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Planning to load a few hundred of these for the first time. What would be the favored powder for these? I have H4350, unique, and ww296 and 231.. and 2400..none of which seem to be in the books for this caliber. Plan to use them in a mini 14 and my son's AR.

Bullet weight will be 55 gr.

Will look up load date in one of several manuals, just curious if there is a preferred powder.

The other rifles I will load for are 30.06 and 300 Savage

Robert
 
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I load 55gr for BA & single shot 223. I have used BCL-2 for over 50yrs. I tried IMR-3031 & 4198 but was PIA because of volume required just to equal GI load at 3250fps. I was loading for varmit accuracy not for velocity or auto rifles. I had used BCL-2 in 222 for years with good results, also with 55gr bullets.
 
The H4350 would only be useful in the 30-06 but only with the heavier bullets, it's too slow of burn rate.
The 223 and 30-06 should be with medium burn rate rifle powders like 4895 & 4064. I'm not saying to use those powders, just a reference for the medium burn rate realm. A powder burn rate chart would provide 'similars'.
 
Of the powders you listed, only H4350 is a rifle powder.
 
None of those powders are suitable for the 223. In fact, using the 296, 231 or 2400 could result in damaging your gun. Stick with the recipes in the loading manuals. I have had great luck in the 223 with BL-C(2), H322, IMR4895 and several others. You will find that there are lots of good powders for the 223 so in these times, go with what you can find. I can't emphasize enough: Get a good loading manual and stick with their recommendations. They are based on science and engineering that is way beyond what hobby reloaders can accomplish.
 
The 'linked' burn rate chart, fastest powders are at top, slowest powders are at bottom. Down to about the 4227s' are for handgun, below the 4227s' starts the rifle powders, starting at 4350 and downward are the slower burn powders typically useful in the magnum rifles.
So in between the 4227s and 4350 are the medium burn rates, 4198 is too fast of a burn rate for 223 and 4320 is too slow for 223, so in that range, the middle of that range is best for 223. Then across is the equivalent powders from various manufacturers.
Print the chart out and cross out 4198 and above and cross out 4320 and below. The remaining un-crossed range is the medium burners and within that range the middle one would probably be best.
BUT STILL work with published reloading tables.
 

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Just to clarify, I fully intend to stick to published reloading data. Just that there are so many powders for the 223, some of which can be used for other calibers I load.

Thanks for the clarification on the burn chart.

I was looking to see which powders were most popular with uaers here, and if any might cross over. Looks like whatever powder I choose will be for 223 only at this point.

Robert
 
Improved Military Rifle

When I seen 223 Rem and someone was going to reload them
I just had to share what powder I use.

I like to use IMR 4198 (fastest) and IMR 4895.

From my Reload'n Notes both have served me well, shooting
within a Dime at 100yds. Keep in mind I am a Single Stage
Press, NO Powder Drop Machine kind of guy.

My circa 2007 High Standard AR15 M4 .223 is accurate with
these powders. I stuck with IMR 4198 / 55gr for this rifle (just
accurate).

For comparison, also my old circa 1977 stock Remington
Model 788 222, (222Rem) shoots accurate with either.

Now days there are so many powders (probably better,
but 4198/4895 just works for me).

If I started from scratch now, I'd use the NOT Temperature/Position
sensitive, flow easy measure stuff.

Back when, I just used a Hornady Reloading Manual and
followed what their chart said.

H.S. M4 223 and Rem Mdl 7 223
 

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Lots of good powders. I'd try at least three if you can get them. Avoid full metal jacket bullets unless that's all you can find. They generally won't shoot as accurately as a soft point or hollow point target or varmint bullet, but, here again, you might not have much of a selection right now.

Best to study several load manuals; those will be your prime sources.
 
CFE 223 /8x57mm Mauser

I use CFE 223 as my go to powder for the 223, it's also the best I've found for my 8x57mm Mauser (giving 7mm Rem Mag ballistics) with about a third less powder. [Check out the Hodgdon load data]
 
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