Ammo F.A.Q.

Basic Components of Ammunition

  • cartridge is a single unit of ammunition
  • cartridge = bullet, propellant, primer and case
  • A Round = a loaded cartridge
  • Case
    Container that holds the other ammunition components. Ammunition Cases are usually made of brass, steel, or copper and have been paper or foil
  • Primer
    Explosive chemical compound that ignites the gunpowder when struck by a firing pin. Primer may be placed either in the rim of the case (rimfire) or in the center of the base of the case (centerfire).
  • Gunpowder
    Chemical mixture that burns rapidly and converts to expanding gas
  • Projectile
    Object pushed from the barrel
    Bullet is a projectile, usually containing lead, fired through a handgun barrel
  • Centerfire ammunition
    Used in rifles, shotguns, and handgun
    Primer is located in the center of the case base
    Most centerfire ammunition is reloadable
  • Rimfire Ammunition
    Primer compound contained in the rim of the ammunition case
    Rimfire ammunition are low-pressure loads
    Rimfire cartridges are not reloadable.

The Basics of Ammunition

  • How does ammo fire?
  • What is the Best Self Defense Round?
  • Is old ammunition safe to shoot?
  • How Should You Store your Ammo?

Handgun Cartridges




How does ammo fire?

  •  guns firing pin hits the primer
  • This causes a spark
  • primer to ignite the gunpowder
  • Gas is converted from the burning powder
  • Expanding gas creates pressure
  • Pressure forces the projectile out of the case
  • projectile forced down the barrel of the gun
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