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CBI pistol powder data
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<blockquote data-quote="Dumpstick" data-source="post: 3842576" data-attributes="member: 41653"><p>357 Mag -</p><p>Fired from 4" Ruger Security Six</p><p>NOE TL-358-175-RF. My home cast of 50/50 CWW/Pb weighs 182gr.</p><p>1.610 OAL, crimped in crimp groove. Tumble-lube.</p><p>CCI SP primers, Fed brass.</p><p>Fired 12 rounds each load, they all registered. Chrono 10 ft from muzzle.</p><p></p><p>5.2gr (.88cc Lee AutoDisc) 753 fps, 117 ES, 39 SD</p><p>5.5gr (.95cc Lee AutoDisc) 854 fps, 121 ES, 46 SD</p><p>6.0gr (1.02cc Lee AutoDisc) 914 fps, 97 ES, 31.9 SD</p><p>6.4gr (1.09cc Lee AutoDisc) 973 fps, 118 ES, 41.6 SD</p><p>6.8gr (1.18cc Lee AutoDisc) 1025fps, 90 ES, 25.5 SD</p><p></p><p>- Again, I did not shoot for accuracy, but all these loads easily stayed within 4" at 11 yards. I was mostly looking to avoid shooting the Chrono.</p><p>- This is a very clean-burning powder. No soot at all, even on the lower load levels.</p><p>- This powder seems to be slightly position sensitive, especially at the lower volume load levels. I was storing the rounds nose down, loading the same way. The first round from a cylinder was markedly lower velocity than the rest. Once I figured out what was happening I started shaking the revolver front to back before shooting, trying to level the powder. The numbers evened out.</p><p>[ATTACH=full]296215[/ATTACH]</p></blockquote><p></p>
[QUOTE="Dumpstick, post: 3842576, member: 41653"] 357 Mag - Fired from 4" Ruger Security Six NOE TL-358-175-RF. My home cast of 50/50 CWW/Pb weighs 182gr. 1.610 OAL, crimped in crimp groove. Tumble-lube. CCI SP primers, Fed brass. Fired 12 rounds each load, they all registered. Chrono 10 ft from muzzle. 5.2gr (.88cc Lee AutoDisc) 753 fps, 117 ES, 39 SD 5.5gr (.95cc Lee AutoDisc) 854 fps, 121 ES, 46 SD 6.0gr (1.02cc Lee AutoDisc) 914 fps, 97 ES, 31.9 SD 6.4gr (1.09cc Lee AutoDisc) 973 fps, 118 ES, 41.6 SD 6.8gr (1.18cc Lee AutoDisc) 1025fps, 90 ES, 25.5 SD - Again, I did not shoot for accuracy, but all these loads easily stayed within 4" at 11 yards. I was mostly looking to avoid shooting the Chrono. - This is a very clean-burning powder. No soot at all, even on the lower load levels. - This powder seems to be slightly position sensitive, especially at the lower volume load levels. I was storing the rounds nose down, loading the same way. The first round from a cylinder was markedly lower velocity than the rest. Once I figured out what was happening I started shaking the revolver front to back before shooting, trying to level the powder. The numbers evened out. [ATTACH type="full" alt="NOE TL358-175-RF.JPG"]296215[/ATTACH] [/QUOTE]
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