OVERVIEW: IMR 4320 Gun Powder
The Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. Available for use in many reloading applications, the IMR (imr4320) series of powder is trusted by reloaders worldwide.
IMR 4320 has short granulation and easy metering. It is perfect for the 223 Remington, 22-250 Remington, 250 Savage, and other medium-burn rate cartridges. It is also long a top choice for the vintage 300 Savage cartridge.
Important Information:
- Do not exceed the loads displayed in the reloaders guide.
- Never mix any two powders regardless of type, brand, or source.
- Never substitute any smokeless powder for Black Powder or any Black Powder substitute.
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