Hope I didn't turn you off of the idea its just most of the loads for the 300/221 are fast burning double base ball powders which develop high velocity but don't burn as hot as the single base extruded powders. Look around and there are loads for N110, 4227, 4198 and 2015 all single base and might light them. I have used as slow a rifle powder as H322 in 300/221 at reduced velocity so you should find something that will work.
Quarterbore.com and reloadersnest.com have some load data using the slower extruded powders.
Just read the review on them at CTD and that fellow used 4895 and said they worked great. :)
Last edited by pug; 06-09-2007 at 12:48 AM.
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