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IMR 4198

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Load data for IMR 4198 reloading powder including technical specifications, popular calibers and possible substitutes for this propellant.

Technical Specifications:

Propellant / Powder:
IMR 4198
Relative Burn Rate:
3.7 (0 ... slow| 10 ... fast)
Weapon Use:
Rifles
Density:
99.26lbs/ft3 | 1590kg/m3
Bulk Density:
51.50lbs/ft3 | 825kg/m3
PID:
PID_125
Last updated:
2/18/2025
IMR Load Data | xxlreloading.com

This fast-burning rifle powder gives outstanding performance in cartridges like the 222 Remington, 221 Fireball, 45-70, and 450 Marlin. It is also outstanding in cartridges like the 444 Marlin and 7.62 X 39. Varmint shooters with small-bore cartridges love it.

Find all IMR load data in the powder manufacturer section.

Reloading_Powder_Propellant.webp

Burn Rate: 

3.8

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3.6

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Burn Rate: 

4.1

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Burn Rate: 

3.4

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Burn Rate: 

3.6

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Burn Rate: 

3.6

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Burn Rate: 

4.1

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Burn Rate: 

3.5

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Burn Rate: 

3.8

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Burn Rate: 

4.1

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Burn Rate: 

3.8

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Burn Rate: 

3.3

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