Skip to content
Lindcott Armory

Hodgdon Powder Company · Ball

H870

Discontinued ultra-slow ball powder that was the only Hodgdon option for Weatherby Magnum cases before Retumbo.

Manufacturer
Hodgdon
Grain shape
Ball
Burn rank
#83
Category
Slow
Temp sensitivity
Moderate
Application
Rifle
Origin
USA
Status
Discontinued

Burn-rate position

FastestSlowest

Rank #83 on the burn-rate scale · Slow

Typical cartridges

.416 Weatherby Magnum, .460 Weatherby Magnum, .378 Weatherby Magnum

By cartridge

.416 Weatherby Magnum also used: Norma 204, Norma MRP, Reloader 25
.460 Weatherby Magnum also used: Norma 201, 203-B, Norma 202
.378 Weatherby Magnum also used: 203-B, Norma 204, Norma MRP

Similar burn rate

#83IMR 8133IMR #8224N41Vihtavuori #85Reloader 33Alliant #80Accurate 3100Accurate #80IMR 7977IMR

Supply & handling

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

About this powder

H870 was Hodgdon's original ultra-slow powder for very large magnum cases, widely used before H1000 and Retumbo were introduced. It has been discontinued for decades and is only found in older reloading manuals and mil-surplus supply.

ChartSee it on the burn-rate spectrum BrowseEvery powder, ranked by burn rate

Sources & provenance