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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
.300 Rum
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<blockquote data-quote="Eaglet" data-source="post: 195109" data-attributes="member: 3756"><p>Rock500,</p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">The sources I used gave a max for 180 gr. to be 3300 ft/sec and for the 130 grains using powders like Magpro, Reloader 25, H4350, H1000, H4831 the highest muzzle velocity was obtained with Magpro for 3724 ft/sec and the lowest 3615 ft/sec using H1000.</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Let's use 3850 for 130 gr. Bullet and 180 still reigns!!!</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Remember, wind bucking abilities are way better than a MOA vertically at a 1000 yards! Check it out.</span></span></p><p> </p><p>BC for the 130 gr. = 0.350</p><p>BC for the 180 gr. = 0.507</p><p> </p><p>We could find a bit higher BC for the 130 and much higher BC for the 180. The values above I think are pretty fair. That's the reason we give up velocity and take BC.</p><p> </p><p> </p><p> </p><p><img src="http://i27.tinypic.com/15f3ixk.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p></blockquote><p></p>
[QUOTE="Eaglet, post: 195109, member: 3756"] Rock500, [FONT=Times New Roman][SIZE=3]The sources I used gave a max for 180 gr. to be 3300 ft/sec and for the 130 grains using powders like Magpro, Reloader 25, H4350, H1000, H4831 the highest muzzle velocity was obtained with Magpro for 3724 ft/sec and the lowest 3615 ft/sec using H1000.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Let's use 3850 for 130 gr. Bullet and 180 still reigns!!![/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Remember, wind bucking abilities are way better than a MOA vertically at a 1000 yards! Check it out.[/SIZE][/FONT] BC for the 130 gr. = 0.350 BC for the 180 gr. = 0.507 We could find a bit higher BC for the 130 and much higher BC for the 180. The values above I think are pretty fair. That's the reason we give up velocity and take BC. [IMG]http://i27.tinypic.com/15f3ixk.jpg[/IMG] [/QUOTE]
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.300 Rum
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