Description
Alliant Powder's Power Pro 300-MP is a slow-burning propellant ideally suited for magnum handgun cartridges. Engineered for optimized performance in pistol loads, this powder enables handloaders to achieve high velocities with excellent terminal ballistics. Its spherical (ball) form ensures exceptional metering properties, providing consistent charge weights and exceptional accuracy during the reloading process. The powder's advanced formulation offers outstanding temperature stability, making it a reliable choice for those who load in varying environmental conditions. Power Pro 300-MP is frequently paired with calibers such as .357 Magnum, .44 Magnum, and .454 Casull, where slow-burning propellants are essential for maximizing performance. When developing loads, reloaders will appreciate its dense composition, which often allows for full case fill, reducing the susceptibility to pressure spikes. Alliant's reputation for quality and performance further cements Power Pro 300-MP as a top choice for serious ammunition reloaders seeking superior results from their magnum handgun rounds.
Specifications
Burn Rate
6.4 (Medium-Fast)
Bulk Density
0.987 g/cm³
Density
1.620 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 — Alliant Power Pro 300-MP
Verified load data combinations using Alliant Power Pro 300-MP.
.460 S&W Mag.
Barnes .451 | 325gr | Barnes Buster FN FB 325gr
.460 S&W Mag.
Hornady .452 | 300gr | Hornady XTP MAG 300gr
.460 S&W Mag.
LEE .452 | 300gr | LEE Mold C452-300-RF 300gr
.460 S&W Mag.
Nosler .451 | 300gr | Nosler Partition PP 300gr
.460 S&W Mag.
Rim Rock .452 | 300gr | Rim Rock SWC 300gr
.460 S&W Mag.
Sierra .4295 | 300gr | Sierra Sports Master 300gr
.500 S&W Mag.
LEE .501 | 440gr | LEE Mold C501-440-RF 440gr
.500 S&W Mag.
Rim Rock .5 | 380gr | Rim Rock RNFP 380gr
.500 S&W Mag.
Rim Rock .5 | 440gr | Rim Rock LBT?WFN Gas Check 440gr
.500 S&W Mag.
Rim Rock .5 | 500gr | Rim Rock LBT?WFN Gas Check 500gr
.500 S&W Mag.
Sierra .500 | 400gr | Sierra Sports Master 400gr
Subsonic Loads — Alliant Power Pro 300-MP
Verified subsonic load data combinations using Alliant Power Pro 300-MP.
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid Target 230gr
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid OTM Tactical 230gr
.30-06 Spring.
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.30-06 Spring.
Hornady .308 | 175gr | Hornady Sub-X 175gr
.30-06 Spring.
Hornady .308 | 190gr | Hornady Sub-X 190gr
.30-06 Spring.
Lapua .308 | 200gr | Lapua Subsonic 200gr
.30-06 Spring.
Peregrine .308 | 155gr | Peregrine Subsonic 155gr
.30-06 Spring.
Reichenberg .308 | 154gr | Reichenberg HDB Subsonic 154gr
.30-06 Spring.
Styria Arms | AERO .308 | 115gr | AERO SUB,- smax:11.40 115gr
.30-06 Spring.
Styria Arms | AERO .308 | 190gr | AERO SUB,- smax:23.90 190gr
.300 AAC Blackout
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.300 AAC Blackout
Ferrobull Europe .308 | 180gr | Ferrobull Tripple Expand Jagd 180gr
.300 AAC Blackout
Hornady .308 | 175gr | Hornady Sub-X 175gr
.300 AAC Blackout
Hornady .308 | 190gr | Hornady Sub-X 190gr
.300 AAC Blackout
MAKER .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets 200gr
.300 AAC Blackout
MAKER .308 | 220gr | MAKER 300 blackout 220gr
.300 AAC Blackout
Nosler .308 | 180gr | Nosler Ballistic Silver Tip 180gr
.300 AAC Blackout
Nosler .308 | 180gr | Nosler Ballistic Tip Hunting 180gr
Calculate Loads with Alliant Power Pro 300-MP
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