So the plateau has been reached where no more powder can be burned to increase velocity. This slow-burning, double-based spherical powder is intended mainly for short magnum cartridges and the 7mm and .300 belted magnums. Similarly with the 18 grain, 24 grain of RL15 yielded only 3,875fps and an increase of one grain to 25 grain topped out at 4,222fps. Bought 100 pieces of Norma brass to load with. 165 yards, for a MPBR (+/- 1.5") of 165 yards. These results speak for themselves. 100 yard groups running from .5 minute of angle (MOA) to .9375 MOA and As A-2230s name implies, its designed around the .223 Remington. The powders have a number ranking. Case life is long, and barrel life is normally around 7,000 or 8,000 rounds (at least for minute-of-varmint accuracy) due largely to the modest pressures and rather small powder charges. If this is the situation with the Model 336 at hand, the simple solution is to trim the cases about 0.010 inch shorter than the trim length noted earlier. Ive burned a lot of Accurate 4064 in the .22-250 and .243 Winchester. With a 23-degree shoulder and a case length of 1.796 inchesthe .223 Remington uses a 1.760-inch-long casethe .17 Remington often has a powder charge heavier than its bullet. He was a college professor, a gifted machinist, a writer, a barrel maker, a bullet maker, a builder of rifles and an avid experimenter. Bought one several years ago, since I load 17HH and 17 Rem. With the smallest However, some Marlin Model 336s have been observed with very short throats that may contact the bullet when a cartridge is chambered. Tips, techniques, and equipment are applied to these classroom discussions on how to become more proficient and successful at making long-range shots while hunting with AR-platform rifles. 1 Single-Shot Rifle: Tips to Improve Its Accuracy. Oh, and it still has minimal recoil. Available as a flat-base design or Maximum Expansion Factor (MEF) bullet, both provide super-fast velocities coupled with a very flat trajectory and sheer on-target energy transfer. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Both bullets are plenty accurate for big-game hunting. Jun 13, 2012. measured group sizes. We used the four A 15-grain bullet will exit a barrel at hair-raising velocities initially, Ive had more than 4,300fps with a near maximum load, that gives 616ft/lb energy at the muzzle. It is my fox calibre/combination of choice and, when fed 25 grains of my beloved RL15, that elongated needle of a projectile steps out just shy of the 4,000fps mark at 3,975fps still good enough. The neck of the case will be shorter than on cases formed from .22 Hornet brass, but accuracy is the same and flickertails dont seem to mind. I first became aware of his cartridge when reading a gun magazine article in the 1960s. Throwback Thursday: 5 Good .223 Remington Loads I fired a couple of loads with the Barnes 180-grain TTSX in the Outfitter single shot, but I must emphasize that these pointed bullets are suited only for single-shot rifles or pump guns or autoloaders and should not be used in guns with tubular magazines. Starting with a load of 23-grain RL15 with a 15-grain Berger produces 3,610fps. the Isaac Walton rifle range, located in the forested hills south of The .17 HMR round has a blistering muzzle velocity of 2,500 fps. All proved to be Now we are getting somewhere and all the pressure signs are good.
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