Alliant Power Pro
Alliant Power Pro 4000-MR
A spherical magnum rifle powder for hunting cartridges used on large or dangerous game, with heavy-bullet medium rifle loads as a secondary use.
Specifications
| Manufacturer | Alliant |
|---|---|
| Product family | Alliant Power Pro |
| Status | Currently produced |
| Application | rifle |
| Grain form | spherical |
| Burn-rate position | 142 of 198 (fastest = 1) — what this means |
| Typical cartridges | 7mm Remington Magnum, .300 Winchester Magnum |
Alliant describes it as efficient, consistent and powerful, with density engineered for cartridge fit and efficient metering. Made in the USA.
Burn rate
Between Reloder 19 and Reloder 22 - the slowest of the Power Pro rifle powders.
Chart agreement: DISAGREEMENT — Alliant's own Reloader's Guide places Power Pro 4000-MR SLOWER than Reloder 16, 17 and 19; this list, following the Hodgdon spine, places it faster. Ranked here per the Hodgdon chart used as this list's spine. Ranked by: Hodgdon, Alliant, Vihtavuori, Wolfe/LoadData.
Powders charted near it — neighbours on the chart are not substitutes, and adjacency tells you nothing about what charge either one takes:
- Ramshot Big Game (position 139)
- Vihtavuori N150 (position 140)
- Shooters World Long Rifle (position 141)
- Hodgdon H414 (position 143)
- Winchester 760 (position 144)
- Accurate 2700 (position 145)
Sources
Other Alliant powders
Verify the charge, not just the recipe
Good data gets you a safe starting point. It does not tell you what actually went into the case on stroke 340 — a bridged measure, a double charge, a squib. That is what an RCM Laser Powder Check is for.