.450 Rigby ammunition is a type of big game hunting ammunition designed for use in firearms chambered in .450 Rigby caliber. This cartridge was introduced in the early 1900s as a powerful big-game cartridge that could be used in a bolt-action rifle.
The .450 Rigby cartridge is a rimmed, centerfire cartridge that measures 11.6x74mm in size. It features a large, heavy bullet that typically weighs around 480 to 550 grains, making it one of the largest and most powerful rifle cartridges in common use today. The standard bullet weight for .450 Rigby ammunition is 480 grains.
The bullet design for .450 Rigby ammunition typically features a lead core surrounded by a copper or brass jacket. The bullet may be a soft point, full metal jacket (FMJ), or solid, depending on the intended use. Soft point bullets are typically used for hunting, as they provide greater expansion upon impact.
.450 Rigby ammunition is loaded with a consistent powder charge and primer, ensuring reliable performance and consistent accuracy. The cartridges are typically brass-cased and boxer-primed, which makes them easy to reload.
Overall, .450 Rigby ammunition is a powerful, highly effective ammunition that offers excellent accuracy and long-range capabilities. Its large, heavy bullet and high energy transfer make it an ideal choice for big-game hunting, while its consistent performance and reliability make it a popular choice among hunters and shooters alike.