Quote:
Originally Posted by thedane
I used the Lyman green corn cob media for years. It has an abrasive powder mixed in with the media. The Nu-Finish cleans much better than the Lyman but it does seem harder to size. Maybe the powder residue in the Lyman media helps in the sizing. OR- Maybe I'm just getting weaker... 
Anyway, thanks for the Nu-Finish tip! |
Could be that Nu-Finish and whatever Lyman puts in their green corn cob media don't play well together.
Before using Nu-Finish with my tumbling media, my carbide resizing dies picked up a brass patina ever few hundred rounds, now they don't.