345 DeSoto
Member
All things being equal, should I use a faster or slower burning powder in a longer barrel (eg. 5" vs.16" barrel)? I'm trying to work up a good accurate load for a 185 grn bullet in a longer than average barrel (.45 ACP), but am wondering which burn rate of powder I should be looking at...maybe even a rifle powder. I know the burn rate HAS to make a difference in a 3 times longer barrel...