I crimp like mad on revolver rounds. If they are Xtreme Bullets, you almost can't overcrimp.
The Yellow is sulfur residue. It never goes away, if you go higher pressure loads, it just blows out the barrel and you don't see it as much
Quote Originally Posted by JohnB92 View Post
Did unique leave little yellow crumbs in the cylinder and brass? It almost looks like brass shavings, but its not brass. Makes me think its the sulfur in the powder not burning. I just tried a little more crimp and got the same result. Ill try one more batch of 5 with a little more crimp than that in a few minutes.

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