IMR 4451 Smokeless Powder Med-Range Burn Rate Propellant Overview
IMR 4451 Smokeless Powder Med-Range Burn Rate Propellant;
This IMR Enduron 4451 is a versatile, match-grade propellant
with a mid-range burn speed in the Enduron line.
It is an extruded powder and is perfect for cartridges like 270 Winchester,
30-06 or also 300 Winchester Short Magnum, among others.
The main features of the Enduron series are copper fouling eliminator,
insensitivity to temperature changes, ideal loading density as well as being environmentally friendly.
This propellant performs comparably to Hodgdon H4350 but charge weights are materially different.
Furthermore, IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data.