IMR Powder

IMR is one of the oldest smokeless powder brands and has considerable historical significance as a supplier of propellants to both the US and Allied militaries during both world wars, producing about 2.5 billion pounds of powder during WWII.

During the war, IMR established a plant in Valleyfield, Canada; this plant is now owned by General Dynamics and continues to produce propellants. Hodgdon is the US distributor for IMR powders.

The name IMR stands for "Improved Military Rifle." You'll find their full line of powders in-stock and for sale below with fast shipping.

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