![]() ![]() It has a soft metal center with a harder protective casing, or ‘jacket’, hence the name. The FMJ is one of the most common ammunition and most popular you can buy. This serves as a basic comparison ammo guide to help you determine which is best for your shooting scenarios, and can give you a chart like a picture of what you need. Others are designed for distance and target acquisition, and are preferred for competitive shooting. Some are more lethal than others, for example, when deadly accuracy is important while hunting. They each have specific stylistic designs that lend themselves well to the various shooting needs you may have. The following list of bullets are defined by how they are used. These are typically limited to low-pressure loads, but are perfect for small game, and plinking. Because of this, the base of the cartridge is flat and smooth. These differ from the centerfire cartridges as they do not have the primer located in the base and simply puts the priming compound inside the sealed cartridge around the edges of the rim. However, they are not obsolete and are still widely used. Rimfire CartridgeĪ rimfire cartridge is not as popular as they once were, mainly because that have slowly been replaced by the more accurate, and easier to make centerfire option. Centerfire options are typically more expensive and are reserved for sighting in firearms and use for when you need to make the bullet count. These include a wide range of options, as well as your high-pressure loads for hunting and self-defense. You can visually recognize these as they set in the center of the base with a space between them and the cartridge rim. The ignition system of the cartridge holds the powder and primer, and is located in the center of the base. Centerfire CartridgeĪ centerfire cartridge is exactly how it sounds. The types of cartridges available can be the difference between a dependable, terminal round for hunting and self-defense, or an enjoyable day on the range without going broke due to the cost of ammunition. It is important to understand the identification of different kinds of pistol and rifle cartridges you can pick from as well. The projectile, or bullet, is what is expelled from the barrel to hit the object you are aiming at. The powder, or propellent, is what is ignited by the primer spark to help eject the projectile down the barrel of your firearm. In a rimfire round, it is located around the rim of the base. In a centerfire round, it is located in the center of the base of the case. The primer is what ignites the propellant within the cartridge. ![]() This is what you hold and see when you load your weapon. The case is what holds your cartridge all together. Technically, the bullet is only one part of what is included in the cartridge, and understanding what you are buying is part of choosing what is best for your shooting needs. The cartridge is, in short, the entire pre-assembled firearm packaging we call a bullet. Parts of a Cartridgeįirst off, what we call a ‘bullet’ is pretty inaccurate overall. Unless you have complete knowledge of what other calibers your firearm can accept (for example, AR-style weapons may be able to accept various caliber options), you should never load an unknown bullet. Trying to feed a caliber that is not the same as your firearm can result in, at best, jamming or damage to your gun or at worst, could kill you. Very few guns can handle a caliber not designed for it, and in the few cases a person has tried, they have put themselves into a very dangerous situation. For example, if you own a 9mm handgun, you will purchase ONLY 9mm bullet cartridges to fire out of it.Ĭaliber is defined by the diameter of the barrel, and thus the diameter of the bullet you will be shooting through it. The choice of caliber is made when you choose your weapon, not when you choose your ammunition. Let me reiterate that: bullet size is determined by the weapon you already own. Rather, you are choosing the bullet you desire for the size caliber firearm you already own. Factors to Consider When Choosing Caliber Sizeįactors to Consider When Choosing Caliber Sizeīefore getting started, it is REALLY important to point out that when determining the type of ammunition you prefer, you are NOT choosing which bullet caliber to shoot. ![]()
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