Does black powder or Pyrodex require any special loading methods?
Absolutely! Your best bet is to get one of the great books on black powder cartridge loading like The Gun Digest Black Powder Loading Manual by Dr. Sam Fadala. Consider this book a must for your library. Suffice it to say, smokeless powder is loaded by grains of weight. Black powder is loaded by grains of volume. There are seemingly endless smokeless powder loads for every cartridge. With black powder or Pyrodex, there is one correct load. Black powder or Pyrodex is poured into the case to a level when the bullet is fully seated, the powder is slightly compressed about one eighth inch.