A cartridge, also known as a round, is a type of pre-assembled firearm ammunition packaging a projectile, a propellant substance and an ignition device within a metallic, paper, or plastic case that i
A variety of rifle cartridges: .17 HM2 .17 HMR .22 LR .22 Win Mag R/F.22 WMR .17/23 SMc 5mm/35 SMc .22 Hornet .223 Remington .223 WSSM .243 Win .243 Win Improved (Ackley) .25-06 Remington .270 Winchester .308 Winchester .30-06 Springfield .45-70 Government .50-90 Sharps
(Left) Three non-bottlenecked cartridges (9×19mm Parabellum, .40 S&W and .45 ACP) (Center) Three bottlenecked cartridges (FN 5.7×28mm, 5.56×45mm NATO and .300 Winchester Magnum) (Right) Two polymer-cased 12-gauge shotshells
Smokeless powders used for handloading
Percussion caps, the precursor of modern primers
A center-fire is a type of metallic cartridge used in firearms, where the primer is located at the center of the base of its casing. Unlike rimfire cartridges, the centerfire primer is typically a sep
Cartridge (firearms)
…can be categorized by the type of primer, which is a small charge of an impact-sensitive explosive compound located: At the center of the case head (centerfire) Inside the rim (rimfire…
Two rounds of .357 Magnum, a centerfire cartridge; notice the circular primer in the center
The primer of this unfired cartridge has been sealed with red lacquer to prevent oil or moisture from reaching the powder charge and priming explosive.
Berdan (left) and Boxer (right) primed rifle cartridges
Large (top row) and small (bottom row) pistol cartridge Boxer primers. (L–R fired, unfired, and inside view.) The tri-lobe object inside the primer is the anvil.