Best powder for 280 AI and 175gr bergers?

Joined
Jul 20, 2019
Messages
2,555
Just got this 280 AI and want to start rolling my own. I used some unknown munitions 168’s on a moose hunt with a lot of success. Thought I would give the 175’s a go with handloads. Temp stable, accurate, with good velocity…what have you guys found that works?

Hear RL23 is supposed to be good.
 

letrbuck

WKR
Joined
Jun 5, 2017
Messages
447
Location
Western Wyoming
I wanted to work up a 175gr partition load this summer after drawing a bison tag. I had rl26, imr 7828ssc, and staball 6.5 on hand. I was a little surprised by the published staball data for a 175 from hodgdon, but did a quick saterlee test with each powder and got the most velocity out of stabal 6.5.

Accuracy and SD was great too
 
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