Manufacture of IMR powders dates back again more than two hundred many years when the corporate was at first Started by E.I DuPont. Accessible for use in several reloading applications, the IMR series of powder is trustworthy by reloaders all around the world.

IMR imr 4227 load data 4227 Powder in inventory now is the Magnum Pistol Powder while in the IMR lineup. If it claims Magnum, 4227 powder is definitely the choice for accurate magnum velocities and effectiveness. In rifles this powder provides excellent velocity and precision in this kind of cartridges imr 4227 since the 22 Hornet and 221 Fireball.