Originally Posted by Mule Deer
Have you contacted Barnes about your batch of "hard" bullets?

No. The ones I handloaded were from a bulk buy(don't know how many lots), but I also bought some Vor-tx factory ammo, and there was really no difference as far as the duds went. That's why I said I chalked it up to the smaller caliber hollow point as being the culprit.

Barnes are made out of 99.9% pure copper, and the GMX/E-Tip are gilding metal(~95% copper), so I'm not sure how much a bit of impurity would affect
expansion. I still have the bullets, I guess I could have them tested for exact metal content.