Thread: New to reloading - to what fraction of a grain do you test new loads? 0.5gr, 0.3gr...

Originally Posted by zimmer

There is no one answer. Figure on roughly 10% steps of the nominal load. So yes, catridge capacity dependant.
0.5 gr for say 308 sized, for a 22 Hornet 0.2 gr dropping to 0.1 gr when approaching book max.
Once close to desired result a smaller final change may be in order.

Dickhead this should have read 1% not 10% Back to school....
As per @Pommy post.