The Firing Line Forums - View Single Post - Strange marks on .357 cases :confused: (large pic)

cdoc42 · October 21, 2006, 08:37 AM

Probably powder fouling on the cylinder and case from firing, compressed onto the brass during resizing. Try a different powder that may be cleaner burning. What are you using now?

October 21, 2006, 08:37 AM	#4
cdoc42 Senior Member Join Date: March 13, 2005 Location: Pennsylvania Posts: 1,687	Probably powder fouling on the cylinder and case from firing, compressed onto the brass during resizing. Try a different powder that may be cleaner burning. What are you using now?