IMR 4064 is just one foundation, medium-range burn up speed powder which is The most functional propellant during the IMR line, employed for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Super Brief Magnum, 308 Winchester, 338 imr 4064 Winchester Magnum, as well as the ch

This groundbreaking, spherical powder was introduced by Hodgdon CFE 223 Smokeless Gun Powder in January of 2012. This very versatile rifle propellant was designed as being a copper fouling deterrent since it incorporates in its components CFE or Copper Fouling Eraser, an ingredient originally utiliz