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Expanding bullets are designed to expand on impact, sometimes as much as twice the diameter. [3] This will slow the bullet down and more of its kinetic energy will be transferred to the target, creating a larger wound channel. For this reason, expanding bullets are often used in hunting because their stopping power increases the chance of a ...
However, it is quite likely that, once introduced into a theater of war, it will end up injuring friendly forces or even forces of the government which introduced it. Using a small charge which only jams the weapon is sometimes done when the chance that the spiked ammunition may fall into friendly hands is high, for example, when a case of ...
High speed video clips of several Barnes expanding bullets on impact. The 180 grain .308 bullet shows an ideal mushroom shape in the ballistic gelatin, and clearly shows the ripples in the temporary cavity formed by the spinning bullet. History of commercial hollow-point bullet molds, going back to the 1890s.
Some bullet jackets do not extend to the front of the bullet, to aid expansion and increase lethality; these are called soft point (if the exposed lead tip is solid) or hollow point bullets (if a cavity or hole is present). Steel bullets are often plated with copper or other metals for corrosion resistance during long periods of storage.
Expanding bullet: An expanding bullet is a bullet designed to expand on impact, increasing in diameter to limit penetration and/or produce a larger diameter wound. The two typical designs are the hollow-point bullet and the soft-point bullet.
A soft-point bullet (SP), also known as a soft-nosed bullet, is a jacketed expanding bullet with a soft metal core enclosed by a stronger metal jacket left open at the forward tip. A soft-point bullet is intended to expand upon striking flesh to cause a wound diameter greater than the bullet diameter.
Obturation in firearms and air guns is the result of a bullet or pellet expanding or upsetting to fit the bore, or, in the case of a firearm, of a brass case expanding to seal against the chamber at the moment of firing. In the first case, this both seals the bullet in the bore, and causes the bullet to engage the barrel's rifling. In the ...
The hollow point made the express bullet lighter, faster, and disabled thin-skinned animals more quickly than a solid bullet, at the expense of penetration power and bullet sturdiness. [ 1 ] The term express was first applied to hunting rifles and ammunition beginning in the mid-19th century, to indicate a rifle or ammunition capable of higher ...