New Muzzleloader! Need Loaddata.

[nilz]

Got a new muzzleloader! Anyone got loaddata?

[waksupi]

A top hat makes a fine powder measure.

[M-Tecs]

Here is some load data for Rodman Guns http://en.wikipedia.org/wiki/Rodman_gun (http://en.wikipedia.org/wiki/Rodman_gun) Check out the 15” & 20” charge weights and gun weight.

http://www.nps.gov/fowa/historyculture/mammoth.htm (http://www.nps.gov/fowa/historyculture/mammoth.htm)

Over 140 Rodman guns survive today and they may be seen at coastal fortifications around the country.



Length

Weight

Charge

Shot

Shell

Range



M. 1861
8-inch

119.5”

8,465 lb.

10 lb.

65 lb.

50 lb.

3,873 yd.
@ 30° (shell)



M. 1861
10-inch

136.7”

15,509 lb.

15 lb.

128 lb.

102 lb.

4,836 yd.
@ 30° (shell)



M. 1864
13-inch

177.6”

3,271 lb.

30 lb.

283 lb.

218 lb.

---



M. 1861
15-inch

190”

49,909 lb.

40 lb.

400 lb.

352 lb.

5,018 yd.
@ 30° (shell)



M. 1864
20-inch

243.5”

115,200 lb.

200 lb.

1,080 lb.

750 lb.

8,001 yd.
@ 25° (shot)

[M-Tecs]

Starting powder charges should not exceed 2 oz. of Fg or 3oz. FFA or Cannon Grade Goex powder per inch of bore diameter. As always work up slowly and slug the bore first.:kidding:

http://www.americanartillery.org/aaa/marty.html (http://www.americanartillery.org/aaa/marty.html)

[johnson1942]

needs a recoil pad. their may be some t-rexs left in montana.

[Pb2au]

Like concrete..
One shovel full of powder to two shovels of loose shot.

[Texantothecore]

Have you slugged the barrel yet?

[izzyjoe]

Wow, now that's a muzzleloader! I would hate to try and cast for that one, guess you could use a bowling ball mold!