Originally Posted by
scattershot
Wow! Lotsa divergent opinions here. When I shot muzzleloaders a lot, I only used Bore Butter and genuine holy black. When I cleaned my gun, I used boiling hot soapy water (soap, not detergent), followed by a boiling water rinse, and then the bore butter to finish it off. Never had a problem. I had one rifle stored for almost twenty years after this treatment, and the bore looked like new when I got it out. I think the bottom line is to use real black powder, and oil the barrel with Bore Butter while it’s still warm.
P.S.Never use any petroleum products in your bore. Ballistol is mainly mineral oil,so should be OK.