Production of IMR powders dates back over two hundred many years when the business was originally founded by E.I DuPont. Available for use in several reloading programs, the IMR number of powder is reliable by reloaders all across the globe.

IMR 4227 Powder in inventory now could be the Magnum Pistol Powder during the IMR lineup. imr 4227 load data If it states Magnum, 4227 powder may be the option for real magnum velocities and effectiveness. In rifles this powder delivers fantastic velocity and imr 4227 accuracy in these types of cartridges as being the 22 Hornet and 221 Fireball.