Description
Ramshot Magnum is a slow-burning rifle propellant specifically engineered for magnum rifle cartridges where maximum velocity and performance are desired. Due to its slow burn rate, it is ideal for large-capacity cases where uniform pressures and velocities are essential. This is particularly advantageous for calibers such as .300 Winchester Magnum, .338 Lapua Magnum, and .338 Remington Ultra Magnum, providing excellent consistency and full-case ignition. The powder's ball-shaped physical form allows for superior metering properties, ensuring precise charge weights and uniformity from one round to the next, which is critical during load development stages. Magnum exhibits stable performance across a broad temperature range, allowing for consistent results in varied climates, which is a significant advantage for long-range or competitive shooters who require reliability in different environmental conditions. Reloaders will appreciate Magnum's ability to fill large-capacity cartridges efficiently, maximizing the ballistic potential of high-performance rifle loads while maintaining safe operating pressures. Its slow burn characteristics help in achieving optimal ballistic performance and accuracy, making it a favored choice among handloaders seeking exceptional power and consistency.
Specifications
Burn Rate
0.6 (Slow)
Bulk Density
0.971 g/cm³
Density
1.530 g/cm³
Temperature Sensitivity
Low
Suitable Substitutes
Powders with a similar burn rate that may be suitable alternatives (also see burn rate chart):
Standard Loads — Ramshot Magnum
Verified load data combinations using Ramshot Magnum.
.22 Creedmoor
Barnes .224 | 85gr | Barnes Match Burner 85gr
.22 Creedmoor
Berger .224 | 80gr | Berger VLD Target 80gr
.22 Creedmoor
Berger .224 | 80.5gr | Berger Fullbore Target 80.5gr
.22 Creedmoor
Berger .224 | 82gr | Berger LTB 82gr
.22 Creedmoor
Berger .224 | 85.5gr | Berger Long Range Hybrid Target 85.5gr
.22 Creedmoor
Berger .224 | 90gr | Berger VLD LRBT 90gr
.22 Creedmoor
Berger .224 | 90gr | Berger VLD Target 90gr
.22 Creedmoor
Hornady .224 | 80gr | Hornady ELD-X 80gr
.22 Creedmoor
Hornady .224 | 88gr | Hornady ELD Match 88gr
.22 Creedmoor
Nosler .224 | 80gr | Nosler Custom Competition 80gr
.22 Creedmoor
Nosler .224 | 85gr | Nosler RDF 85gr
.22 Creedmoor
Sierra .224 | 80gr | Sierra HPBT LR MatchKing 80gr
.22 Creedmoor
Sierra .224 | 90gr | Sierra HPBT MatchKinging 90gr
.22 Creedmoor
Sierra .224 | 95gr | Sierra MatchKing 95gr
.220 Howell
Armscor .224 | 62gr | Armscor FMJ BT 62gr
.220 Howell
Barnes .224 | 69gr | Barnes Match Burner BT 69gr
.220 Howell
Cutting Edge .224 | 60gr | CutEdge ER Raptor 60gr
.220 Howell
Cutting Edge .224 | 65gr | CutEdge MTH 65gr
Subsonic Loads — Ramshot Magnum
Verified subsonic load data combinations using Ramshot Magnum.
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid OTM Tactical 230gr
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid Target 230gr
.30-06 Spring.
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.30-06 Spring.
Hornady .308 | 190gr | Hornady Sub-X 190gr
.30-06 Spring.
Lapua .308 | 200gr | Lapua Subsonic 200gr
.30-06 Spring.
MAKER .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets 200gr
.30-06 Spring.
MAKER .308 | 220gr | MAKER 300 blackout 220gr
.30-06 Spring.
Reichenberg .308 | 200gr | Reichenberg Subsonic 200gr
.30-06 Spring.
Sierra .308 | 220gr | Sierra MatchKing 220gr
6.5 Creedmoor
RWS .264 | 159gr | RWS TMR 159gr
7.5 x 55 Swiss
Berger .308 | 210gr | Berger VLD Target 210gr
7.5 x 55 Swiss
Hornady .308 | 190gr | Hornady Sub-X 190gr
7.5 x 55 Swiss
Lapua .308 | 200gr | Lapua Subsonic 200gr
7.5 x 55 Swiss
Nosler .308 | 190gr | Nosler AccuBond Long Range 190gr
7.5 x 55 Swiss
Sierra .308 | 220gr | Sierra MatchKing 220gr
7.5 x 55 Swiss
Speer .308 | 190gr | Speer Boat Tail Hollow Point 190gr
7.5 x 55 Swiss
Swift .308 | 200gr | Swift A-Frame 200gr
Community Loads — Ramshot Magnum
Sample load data calculated with Ramshot Magnum.
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| Cartridge | Bullet | Barrel (in) | Charge (gr) | OAL (in) | Case Volume (GoW) | Max. Pressure (psi) | Muzzle Velocity (fps) |
|---|---|---|---|---|---|---|---|
| .224 | 80gr | Hornady ELD-X | 24.0 | 49.2 | 2.64 | 50.0 | 63,019 (97%) | 3323 | |
| .224 | 80gr | Hornady ELD-X | 24.0 | 48.8 | 2.64 | 50.0 | 60,916 (94%) | 3291 | |
| .257 | 95gr | Hammer HHT | 26.0 | 76.0 | 3.17 | 84.0 | 59,973 (94%) | 3540 | |
| .277 | 170gr | Berger Elite Hunter | 24.0 | ••.• | 3.06 | 79.5 | 60,582 (95%) | 2835 | |
| .308 | 165gr | Barnes TTSX BT | 26.0 | ••.• | 3.34 | 90.5 | 58,030 (93%) | 3127 | |
| .308 | 165gr | Barnes TTSX BT | 22.0 | ••.• | 3.34 | 90.5 | 58,030 (93%) | 3002 | |
| .308 | 212gr | Barnes LRX BT Bore Rider | 26.0 | ••.• | 3.34 | 90.5 | 61,830 (99%) | 2854 | |
| .308 | 168gr | Nosler Expansion Tip | 24.0 | ••.• | 3.34 | 90.5 | 46,601 (75%) | 2854 | |
| .308 | 180gr | Nosler Partition SP | 24.0 | ••.• | 3.34 | 92.0 | 41,365 (66%) | 2694 | |
| .338 | 280gr | Barnes LRX BT | 27.0 | ••.• | 3.68 | 114.0 | 60,640 (100%) | 2720 | |
| .338 | 280gr | Barnes LRX BT | 27.0 | ••.• | 3.68 | 114.0 | 55,767 (92%) | 2664 | |
| .338 | 280gr | Barnes LRX BT | 27.0 | ••.• | 3.85 | 114.0 | 50,923 (84%) | 2612 | |
| .264 | 140gr | Hornady BTHP | 24.0 | ••.• | 2.96 | 68.0 | 63,150 (97%) | 2999 | |
| .264 | 130gr | Swift Scirocco | 24.0 | ••.• | 2.92 | 68.0 | 50,908 (78%) | 2913 | |
| .264 | 142gr | Nosler AccuBond Long Range | 24.0 | ••.• | 2.96 | 68.0 | 56,884 (88%) | 2894 | |
| .264 | 147gr | Hornady ELD-Match | 24.0 | ••.• | 2.96 | 72.3 | 56,811 (87%) | 2871 | |
| .264 | 120gr | Nosler Ballistic Tip | 24.0 | ••.• | 2.96 | 68.0 | 40,712 (63%) | 2815 | |
| .264 | 156gr | Berger Elite Hunter | 20.0 | ••.• | 2.96 | 68.0 | 47,413 (73%) | 2507 |
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