Shiny brass -- it may not shoot more accurately, but it does make you feel better about your hand-loaded ammo. While it's not necessary to get brass bright and shiny after every firing, it is a good idea to clean powder residue, grime, and grit off your brass before you run cases into sizing dies. There are many ways to clean cartridge cases.
Pros and Cons To Brass Cleaning Methods
What's The Best Way To Clean Brass?
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UltraSonic Case Cleaning within
ipcm n. 76 July-August 2022 by ipcm® International Paint&Coating