Creation of IMR powders dates back around 200 decades when the business was at first founded by E.I DuPont. Accessible for use in several reloading applications, the IMR series of powder is reliable by reloaders all around the world.

IMR 4227 Powder in inventory now will be the Magnum Pistol Powder from imr 4227 load data the IMR lineup. If it suggests Magnum, 4227 powder may be the choice for imr 4227 accurate magnum velocities and effectiveness. In rifles this powder provides excellent velocity and accuracy in this sort of cartridges as being the 22 Hornet and 221 Fireball.