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Black powder was the first explosive ever invented, and was the primary propellant used firearms around the world for many centuries. However, in modern times, smokeless powder has largely replaced black powder as the most common firearm propellant.
Hodgdon's product line includes Pyrodex and Triple Seven, which are modern substitutes for black powder and intended for use in muzzleloaders and certain antique firearms. Consequences of black powder's easy ignition by sparks or static electricity make manufacture and storage hazardous. The sole factory of the United States' largest 20th ...
It was available in a number of loadings with bullets weighing from 270 to 365 grains (17.5 to 23.7 g), all driven by 120 grains (7.8 g) of black powder. [1] [3] The .450 Nitro for Black is the same cartridge loaded with mild loadings of modern smokeless powder, carefully balanced through trial to replicate the ballistics of the black powder ...
The .577 BPE originated around 1870 with the 2 1 ⁄ 2-inch variant. [1]The 3-inch cartridge has survived to the current day as the .577 Nitro for Black, the same cartridge loaded with mild loadings of modern smokeless powder, carefully balanced through trial to replicate the ballistics of the Black powder version.
The .45 BPM can be handloaded using a .460 S&W Magnum brass casing, a standard large pistol primer, from 40 grains black powder with filler as necessary to avoid air gaps on up to 60 grains black powder. A typical bullet would consist of soft lead from 150 to 250 grains in weight with a black powder appropriate lubricant in the groove(s).
The term black powder was coined in the late 19th century, primarily in the United States, to distinguish prior gunpowder formulations from the new smokeless powders and semi-smokeless powders. Semi-smokeless powders featured bulk volume properties that approximated black powder, but had significantly reduced amounts of smoke and combustion ...
The 3-inch and 3 1 ⁄ 4-inch .500 BPE cartridges have survived to the current day as the .500 3-inch Nitro for Black and the .500 3 1 ⁄ 4-inch Nitro for Black, the same cartridges loaded with mild loadings of modern smokeless powder, carefully balanced through trial to replicate the ballistics of the Black powder version. [2]
The .450/400 Black Powder Express in both cartridge lengths were developed in the 1880s by necking down the .450 Black Powder Express, the .450/400 2 3 ⁄ 8 inch Black Powder Express simply a shortened version. The .450/400 3 1 ⁄ 4 inch Black Powder Express was listed in the Kynoch catalogue of 1884 as the .450 reduced to . 400. [1]