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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Come on bullet makers!!!
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<blockquote data-quote="load" data-source="post: 467649" data-attributes="member: 22789"><p>actually velocity has alot to do with it .<img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite8" alt=":D" title="Big Grin :D" loading="lazy" data-shortname=":D" />gun) </p><p>1/10 produces about 168000 rpm @ 3000 fps and 145500 rpm at 2600 </p><p> </p><p>1/9 produces 162000 rpm at 2600 fps</p><p> </p><p>@ 2600 fps the 1/9 produces less gyroscopic effect than a 1/10 does at 3000 fps.</p><p> </p><p>speed can make up for twist as long as the bullet can handle the velocity</p></blockquote><p></p>
[QUOTE="load, post: 467649, member: 22789"] actually velocity has alot to do with it .:Dgun) 1/10 produces about 168000 rpm @ 3000 fps and 145500 rpm at 2600 1/9 produces 162000 rpm at 2600 fps @ 2600 fps the 1/9 produces less gyroscopic effect than a 1/10 does at 3000 fps. speed can make up for twist as long as the bullet can handle the velocity [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Come on bullet makers!!!
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