.44 Mag Muzzle Leading...With Powder Coated Bullets

Something I hadn't considered...I crimped and seated in one go, upon inspection it seems there has been a little shaving.
 
Something I hadn't considered...I crimped and seated in one go, upon inspection it seems there has been a little shaving.

And if you over crimp that can also scrape off the coating.

If I want to shoot hot magnum loads I use jacketed bullets.
 
Some say ecm rifling that smith uses leaves a rougher finish and hence more leading. I have some ecm barrels that do not lead at all while with others I have experienced what the op has with coated bullets. I am not convinced coated bullets lube as well as a good 50/50 Alox on a traditional cast bullet like Lyman 421429. I may try fire lapping on one of mine that leads. Also I like to shoot 4 or 5 hundred jacketed bullets to break things in before I shoot lead. It may help?
 
And if you over crimp that can also scrape off the coating.

If I want to shoot hot magnum loads I use jacketed bullets.

I easily run coated lead to 1500fps, no issues. Jacketed just not needed in most handgun applications imo.
 
I just finished shooting , over a 2 day period over 300 bullets in 41 magnum and 45 Colt . Most were powder coated and my loads ran from " mild to wild " . The barrels are very clean and NO leading . I made sure the cylinder throats were the proper size so my cast bullets were not down sized and I had fire lapped the barrels to remove tight spots . Regards, Paul
 
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