Originally Posted by hubel458
Depends a lot on how hard they are.
And the lube in the grooves. I've shot
hard alloy, heat treated ones over 3200 fps,
and rifling as clean as jacketed.

I also found that hard alloy lubed ones,
no treating, in big bores don't lead the barrel,
once you get above 2700.ED



You are spot on the hardness and the lube is the key



I got banned on another web site for a debate that happened on this site. That's a first