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IMR 4831
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Powder Specifications:
Propellant / Powder: | IMR 4831 |
Relative Burn Rate: | 1.1 (0 ... slow| 10 ... fast) |
Weapon Use: | Rifles |
Density: | 99.88lbs/ft3 | 1600kg/m3 |
Bulk Density: | 55.00lbs/ft3 | 881kg/m3 |
PID: | PID_135 |
Last updated: | 7/9/2025 |
IMR 4831 has a slightly slower burn rate speed than IMR 4350. It provides top velocities and performance with heavier bullets in medium-sized magnums.
Find all IMR load data in the powder manufacturer section.
Loading data with IMR 4831
Details | Caliber | Case Capacity | Bullet | Bullet Length | C.O.L. | Powder | MaxCharge | Min Charge | Primer |
|---|---|---|---|---|---|---|---|---|---|
6.5 Creedmoor | 52.5 GoW | .264 | 140gr | Hornady ELD-Match | 1.38" | 35.1mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
.300 Win. Mag. | 90.5 GoW | .308 | 178gr | Hornady ELD-X | 1.404" | 35.7mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle Magnum (LRM) | |
.243 Win. | 54 GoW | .243 | 90gr | Hornady ELD-X | 1.08" | 27.4mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
6.5 PRC | 72.3 GoW | .264 | 143gr | Hornady ELD-X | 1.435" | 36.4mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
6.5 Creedmoor | 52.5 GoW | .264 | 143gr | Hornady ELD-X | 1.435" | 36.4mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
6.5 PRC | 72.3 GoW | .264 | 156gr | Berger Elite Hunter | 1.512" | 38.4mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
7 mm PRC | 82 GoW | .284 | 175gr | Hornady ELD-X | 1.577" | 40.1mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
7 mm PRC | 82 GoW | .284 | 165gr | Sierra Tipped GameKing | 1.5" | 38.1mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
7 mm PRC | 82 GoW | .284 | 175gr | Berger Elite Hunter | 1.502" | 38.2mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
.243 Win. | 54 GoW | .243 | 87gr | Hornady V-MAX | 1.037" | 26.3mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
.270 Win. | 67 GoW | .277 | 145gr | Hornady ELD-X | 1.371" | 34.8mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle (LR) | |
.338 Lapua Mag. | 114 GoW | .338 | 270gr | Hornady ELD-X | 1.558" | 39.6mm | << locked >> | IMR 4831 | << locked >> | << locked >> | Large Rifle Magnum (LRM) |
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