Vista Outdoor · Extruded
Alliant Reloader 22
The benchmark slow-burning powder for .300 Win Mag and 7mm Rem Mag accuracy loads.
- Manufacturer
- Alliant
- Grain shape
- Extruded
- Burn rank
- #73
- Category
- Magnum Rifle
- Temp sensitivity
- Moderate
- Application
- Magnum Rifle
- Origin
- USA
- Status
- Active
Burn-rate position
FastestSlowest
Typical cartridges
.300 Winchester Magnum, .338 Winchester Magnum, 7mm Remington Magnum, .300 Weatherby Magnum
Substitutes
Listed substitutions with charge guidance. Always start at published minimums and work up.
H1000 · Hodgdon Community
Comparable burn rate for large magnums. Work up from reduced starting loads.
Ramshot Magnum · Ramshot Community
Both fall in the H1000 burn rate zone. Work up carefully from starting loads.
By cartridge
.300 Winchester Magnum also used: N550, Superperformance, N555
.338 Winchester Magnum also used: N550, 203-B, N540
7mm Remington Magnum also used: Superperformance, D072.5, IMR 4320
.300 Weatherby Magnum also used: N560, Norma MRP, Reloader 19
Similar burn rate
Supply & handling
- Availability (US)
- Common
- Shortage-prone
- No
- Suppressor-friendly
- Yes
- Flash-suppressed
- No
About this powder
Reloader 22 is Alliant's traditional choice for belted magnums, producing excellent velocity with 180-200+ grain bullets in .300 Win Mag, .338 Win Mag, and 7mm STW. Slower than Reloader 19, it fills larger cases efficiently and is a longtime standard for big-game hunting loads.