Originally Posted by Oregon45
I'm getting set to load for my 450/400 and am going to be using 80gr of H4831; I've got a 8lb keg of H4831sc left over from another project, is it interchangeable with the standard H4831?


Basically YES, it is the same powder, only the kernals are cut shorter, it's the same burn rate, Yada - Yada -Yada.

But as with any powder, one should ALWAYS lower the powder charge and work up again, whenever you load from a new&different "LOT" of powder. wink

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