What can I substitute for H1000?

Substitutes listed for H1000: Accurate MagPro, AR 2217, IMR 7977, Alliant Reloader 22. Always start at published minimum charges and work up — substitution is a starting point, not a 1:1 swap.

Is H1000 good for 7mm Remington Magnum?

H1000 is commonly listed for 7mm Remington Magnum (burn-rate rank #76). Other powders reloaders use for 7mm Remington Magnum include Superperformance, D072.5, IMR 4320. Verify charges against a published load manual.

Is H1000 good for .300 Winchester Magnum?

H1000 is commonly listed for .300 Winchester Magnum (burn-rate rank #76). Other powders reloaders use for .300 Winchester Magnum include Superperformance, N560, Norma 204. Verify charges against a published load manual.

Is H1000 good for .30-378 Weatherby Magnum?

H1000 is commonly listed for .30-378 Weatherby Magnum (burn-rate rank #76). Other powders reloaders use for .30-378 Weatherby Magnum include N570, 780, Retumbo. Verify charges against a published load manual.

Hodgdon Powder Company · Extruded

H1000

Very slow Extreme series extruded powder for large magnum rifle cases.

Manufacturer: Hodgdon
Grain shape: Extruded
Burn rank: #76
Category: Magnum Rifle
Temp sensitivity: Low
Application: Magnum Rifle
Origin: USA
Status: Active

Burn-rate position

FastestSlowest

Rank #76 on the burn-rate scale · Magnum Rifle

Typical cartridges

7mm Remington Magnum .300 Winchester Magnum .30-378 Weatherby Magnum .338 Lapua Magnum

Substitutes

Listed substitutions with charge guidance. Always start at published minimums and work up.

Accurate MagPro · AccurateCommunity

Similar burn rate. Reduce charge weight 5-8% from published H1000 data and work up. Ball powder may require slightly different seating depth.

AR 2217 · ADIManufacturer

Identical formulation — use same charge weights.

IMR 7977 · IMRPublished

ADI-based Enduron powder; very similar burn rate to H1000. Use published data for each powder.

Alliant Reloader 22 · AlliantCommunity

Comparable burn rate for large magnums. Work up from reduced starting loads.

By cartridge

7mm Remington Magnumalso used: Superperformance, D072.5, IMR 4320

.300 Winchester Magnumalso used: Superperformance, N560, Norma 204

.30-378 Weatherby Magnumalso used: N570, 780, Retumbo

.338 Lapua Magnumalso used: MRP2, S365, AR 2217

Similar burn rate

#76Accurate MagProAccurate #76Ramshot MagnumRamshot #75780Winchester #74Reloader 23Alliant #78RetumboHodgdon

Supply & handling

Availability (US): Common
Shortage-prone: No
Suppressor-friendly: Yes
Flash-suppressed: No

About this powder

H1000 is the established standard for precision long-range shooting with ultra-magnum cartridges. Its Extreme series temperature stability makes it the top choice for competitive long-range shooters in .338 Lapua, .300 RUM, .30-378 Wby, and 7mm STW. Typically fills these massive cases to 95-100% when loaded to maximum.

Head-to-headH1000 vs Accurate MagPro Head-to-headH1000 vs AR 2217 Head-to-headH1000 vs IMR 7977 Head-to-headH1000 vs Alliant Reloader 22 ChartSee it on the burn-rate spectrum BrowseEvery powder, ranked by burn rate

Sources & provenance

ManufacturerHodgdon — Hodgdon — published load/burn-rate data