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Components of a modern bottleneck rifle cartridge. Top-to-bottom: Copper-jacketed bullet, smokeless powder granules, rimless brass case, Boxer primer.. Handloading, or reloading, is the practice of making firearm cartridges by manually assembling the individual components (metallic/polymer case, primer, propellant and projectile), rather than purchasing mass-assembled, factory-loaded ...
Once he returned to the United Kingdom, he necked-up the .416 Rigby case to .458 caliber, resulting in a cartridge remarkably similar dimensionally to the older .460 Weatherby Magnum. The new cartridge fired a .458 in (11.6 mm) bullet weighing 480 gr (31 g) at a velocity of 2,378 ft/s (725 m/s) from a 25 in (635 mm) barrel.
The cartridge is a necked-up version of the .22 PPC which is in turn based on a .220 Russian (5.6×39mm). [5] The standard bullet diameter for 6 mm caliber cartridges is .243 inches (6.2 mm), the same diameter used in the .243 Winchester and 6mm Remington cartridges.
The .22 TCM (Tuason, Craig, Micromagnum) is a proprietary bottlenecked rimless cartridge derived from a 5.56×45mm NATO (.223 Remington) parent case. It was developed by custom gunsmith Fred Craig in collaboration with Martin Tuason, the President of Rock Island Armory (RIA) and Armscor.
This cartridge was based on the then popular .450 Black Powder Express case with 70 grains (5 g) of Cordite and a 480-grain (31 g) jacketed bullet. Muzzle velocity is listed at 2,150 feet per second (655 m/s) with 4,909 ft⋅lbf (6,656 J) of muzzle energy. This straight case has a length of 3.25 in (83 mm) with a .624 in (15.8 mm) rim. [1]
Hornady manufactures a range of handloading components including cartridge cases, bullets and shotgun shell components. Hornady also produces a wide range handloading equipments such as presses , dies , powder measures , scales , case prepping tools, gauges , tumblers / ultrasonic cleaners and other accessories, as well as publishing a ...
The 45 Raptor (11.5x46mm) is a rimless centerfire cartridge developed for the AR-10 semi-automatic rifle for medium and large game hunting. Compared to similar big bore cartridges designed for the AR-15 – such as the .450 Bushmaster, .458 SOCOM, and .50 Beowulf – the 45 Raptor offers higher velocity bullets, a flatter shooting trajectory and the ability to reliably feed hollow point ...
Gas checks are most commonly found in the form of a thin cup or disc made of a ductile metal. Copper, zinc, aluminum, and alloys such as brass have been used. A bullet designed to accept a gas check has a rebated base shank which permits attachment of the check without altering the maximum diameter of the bullet.
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