Reshaping brass cartridges?

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I had an article from Handloader a number of years ago that covered all facets of reforming brass. Need to give us an idea of what you want to do.

I make my own .357 Herrett from .30-30's. Cut off .200, neck up from .30 to .35, reform the shoulder and size the cases, and anneal. Sounds complicated. Actually pretty easy and fun once you figure it out.
 
I make .400 Cor-Bon from .45 acp brass all the time, and I've made 9x25 Dillon brass from 10mm brass. New brass works best, before it gets work hardened. In both calibers, I'm just necking the parent case down to the proper diameter and adding a shoulder.

As for annealing, it's basically heating the area you intend to soften and then quenching in water. With rifle cases, you deprime, set them in water deep enough to cover the part you don't want to soften, then heat with a torch and tip them over in the water to quench.

Hope this helps.

Fred
 
"The Handloader's Manual uf Cartridge Conversions" by John Donnelly is an excellent book on making/reforming brass cases and has a very good chapter on terminology etc. I don't know if it still in print as I have had my copy for 20+ years
 
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