Thread: 50 plus Years using Australian Rifle Powders

Originally Posted by zimmer

My IMR3031 (RIP) shot very well in both my fullbore rifles and my old Sako 308 and my K31 Swiss. The only annoying aspect was about 1 in 10 charges through my RCBS Uniflow powder dispenser would jam/cut a kernel. Not a big issue, just threw those back in the hopper.

I BELIEVE that was one of the main reasons that AR2213 BECAME AR2213sc the sc standing for shorter cut when I compare the hodgdon equivilent/same powder of older vintage with newer batch the grain length is about half what it used to be.