.480 Ruger comes from the house of Sturm, Ruger & Company. The company is famous in the arms and ammunition world for making heavy duty six shot guns in both single and double action modes.
.480 Ruger was the first cartridge from the company which had the company brand name on it. It was made for the famous Super Redhawk revolver. However, Hornady originally had the idea of making it. They had come up with a .475 inch cartridge. Ruger came up with a modified .475 and named it as .480 Ruger.
The .480 Ruger can fire a 325-grain bullet at a speed of 1350 feet per second when fired from a 7.5 inch revolver barrel. The energy generated due to the shot is 1300 ft. lbs. After a distance of 100 yards, the bullet speed drops to 1075 fps and the energy it carries drops to 850 ft. lbs. Hence, the .480 Ruger is considered for big game hunting if the target is within a distance of 100 yards. There are many suitable powders available for .480 Ruger. Some of these are H110 and W296.
A comparison of the power of .484 Ruger can be done with the concept of power factor. Power factor is calculated by multiplying the muzzle velocity (in fps) with the bullet weight (in grains). The power factor for .480 Ruger is a high 450,000. Its nearest competitor .44 Remington Magnum and .30-30 produces a distant power factor of approximately 350,000.
Hornady makes two type of bullets which can fit into a .480 Ruger cartridge. One of it is a 325-grain and other the heavier 400-grain. The bullet diameter which goes with .480 Ruger is 0.475 inch.
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