August 27, 2015, 07:38 PM
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#10
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Senior Member
Join Date: June 18, 2013
Posts: 263
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Quote:
Originally Posted by stubbicatt
T O'Heir, I'm pretty sure that while bullet weights matter a great deal in terms of powder charge, so too does bearing surface. Unless I really missed the mark here, the Barnes pure copper slugs are significantly longer, with longer bearing surfaces, than traditional lead core, gilding metal jacketed, bullets.
I'm not sure, but I recollect that the Barnes bullets do require a lighter load to achieve similar pressures.
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This makes more sense than all bullets give the same pressure with the same load. Could cause trouble if you don't pay attention to the details.
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