Production of IMR powders dates back again above two hundred many years when the business was at first Started by E.I DuPont. Readily 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 imr 4227 will be the Magnum Pistol Powder in the IMR lineup. If it claims imr 4227 load data Magnum, 4227 powder will be the choice for true magnum velocities and performance. In rifles this powder provides superb velocity and accuracy in such cartridges as being the 22 Hornet and 221 Fireball.