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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Bullet Design
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<blockquote data-quote="DANTEC" data-source="post: 25842" data-attributes="member: 685"><p>ifyou check best B bllet in neighbor caliber as 6.5 ( .264 cal ) and 7 mm ( 0.284 cal ) you find </p><p></p><p>6.5 cal 140/142 gr is around 0.6 </p><p>7 cal is just bellow 0.7 withthe 180 gr Berger </p><p></p><p>0.270 is a 0.277 so something in the 150/160 gr bullet ( lead core , copper jacket ) can be able to get a BC in the 0.6 , if you siwicht lead core for tungsten alloy you can increase your BC ( increase weight without change outside dims an profile )but bullet became verycostly </p><p></p><p>note to get bullet stabilized best is to staayin bulletlenght under 5 cal lenght , arrow is not a bullet .</p><p></p><p>270 cal is not a real popular shooting caliber </p><p></p><p>goodshooting</p><p></p><p>DAN TEC</p></blockquote><p></p>
[QUOTE="DANTEC, post: 25842, member: 685"] ifyou check best B bllet in neighbor caliber as 6.5 ( .264 cal ) and 7 mm ( 0.284 cal ) you find 6.5 cal 140/142 gr is around 0.6 7 cal is just bellow 0.7 withthe 180 gr Berger 0.270 is a 0.277 so something in the 150/160 gr bullet ( lead core , copper jacket ) can be able to get a BC in the 0.6 , if you siwicht lead core for tungsten alloy you can increase your BC ( increase weight without change outside dims an profile )but bullet became verycostly note to get bullet stabilized best is to staayin bulletlenght under 5 cal lenght , arrow is not a bullet . 270 cal is not a real popular shooting caliber goodshooting DAN TEC [/QUOTE]
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Rifles, Reloading, Optics, Equipment
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