Manufacture of IMR powders dates back again above two hundred a long time when the company was originally Launched by E.I DuPont. Available for use in lots of reloading purposes, the IMR number of powder is trusted by reloaders all around the world.

IMR 4227 Powder in inventory now is the Magnum Pistol Powder while in the IMR lineup. If it suggests Magnum, 4227 powder will be the choice for legitimate magnum velocities and imr 4227 load data general performance. In rifles this powder delivers outstanding velocity and accuracy in these cartridges imr 4227 as the 22 Hornet and 221 Fireball.