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Black Powder pistol ok with Rifle powder
1022man
Member Posts: 512 ✭✭✭
I picked up a black powder revolver a while back. It states in the book that only to shoot FFF powder. Would I be OK shooting FF? I don't plan on shooting it alot, and have several jugs of FF.
Comments
Repost this inquiry in the Black Powder and Cowboy Action Shooting Forum to help generate additional responses.
As you know, FF is a coarser grained powder than FFF. I believe you can use it and if you do, you should probably increase the load by 20 to 30 percent IF the revolver cylinder will accept the additional capacity while still allowing you to seat the ball completely. I think it will.
What I don't know is how fast FF will burn as compared to the finer grained FFF. I imagine (I'm guessing here!) that the FF will burn slower. So, if FF DOES burn slower than FFF, the comparatively short 7 1/2" to 8 1/2" barrel of your revolver MAY not not allow complete burning of the FF powder, causing perhaps, problems related to fouling, accuracy, slower muzzle velocity, etc.
Hopefully this helps. While not providing you a direct answer, it will, perhaps provide you with related issues to consider.
Is this a brass frame pistol?
See how it goes.
Don't underload any revolver to the point that the rammer wont reach far enough to compress the charge.
If you get too much or too little powder in, unscrew the nipple, fish out the powder and drive the ball out using a punch.
If you can't find a satisfactory load between those limits forget FFG.
Don't worry, you'll never loosen up a Remington Army with any FFG or FFFg load you can cram in there.
I doubt you will get FFFG velocity using FFG.
This is why .45 is considered roughly the cut-off, in terms of maximum caliber, for using 3F; in .50 and larger 2F is generally recommended, and in the big musket calibers (.62 and above), 1F is preferred. The use of finer-than-recommended powders CAN result in unsafe pressures. NOTE -- having said this, I will admit to having used 3F in both .50 and .54 caliber rifles, as well as 2F in .45 calibers, but when using the finer-grained powder in the bigger bores I keep my loads moderate (shooting roundballs only, this is easily done, since I have no desire or incentive to try to get "maximum" range or energy out of my guns). As Allen stated, all else being equal, the use of coarser powder than called for is going to result in reduced power, so a steady diet of 2F in a revolver would take longer to tear the gun up than 3F loadings of the same volume.