Manufacture of IMR powders dates back about 200 several years when the business was at first founded by E.I DuPont. Readily available for use in lots of reloading applications, the IMR number of powder is trusted by reloaders all across the globe.
IMR imr 4227 load data 4227 Powder in inventory now may be the Magnum Pistol imr 4227 load data Powder from the IMR lineup. If it suggests Magnum, 4227 powder will be the choice for true magnum velocities and efficiency. In rifles this powder delivers outstanding velocity and accuracy in this kind of cartridges because the 22 Hornet and 221 Fireball.