Hodgdon Extreme
Hodgdon H322
A benchrest-oriented extruded powder for small and medium capacity cases where match accuracy is the goal.
Specifications
| Manufacturer | Hodgdon |
|---|---|
| Product family | Hodgdon Extreme |
| Status | Currently produced |
| Application | rifle |
| Grain form | extruded |
| Composition | single-base |
| Temperature stable | Yes — claimed by the manufacturer |
| Burn-rate position | 97 of 198 (fastest = 1) — what this means |
| Typical cartridges | 223 Remington, 6mm PPC, 7mm TCU |
Fine, short extruded kernels that throw consistently from a powder measure. Hodgdon flags it as an Extreme-series powder (temperature insensitive) and lists it as suitable for subsonic work.
Burn rate
Fast-medium rifle, between Vihtavuori N130 and Accurate 2015BR.
Chart agreement: consistent across the three charts that list it Ranked by: Hodgdon, 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:
- Norma 201 (position 94)
- Alliant Power Pro 1200-R (position 95)
- Vihtavuori N130 (position 96)
- Accurate 2015 (position 98)
- Alliant Reloder 10x (position 99)
- IMR 3031 (position 100)
Sources
Other Hodgdon 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.