The Firing Line Forums - View Single Post - Do you clean barrel between each group when trying different loads ?

**Brian Pfleuger** · November 8, 2012, 10:50 PM

Different powders will group differently. You don't necessarily need to clean in between but you'll need 3 or 4 shots for the groups to settle when you switch powders/ammo. Might be cheaper to clean instead, but you'd still need a couple shots for groups to settle.

November 8, 2012, 10:50 PM	#5
Brian Pfleuger Staff Join Date: June 25, 2008 Location: Central, Southern NY, USA Posts: 14,495	Different powders will group differently. You don't necessarily need to clean in between but you'll need 3 or 4 shots for the groups to settle when you switch powders/ammo. Might be cheaper to clean instead, but you'd still need a couple shots for groups to settle.