Making Black Powder - Page 2 - Gunloads
mix them for a couple hrs in the mill press the milled/mixed powder into pucks using a press and die Break up the pucks and grind them in a ceramic coffee grinder Sift them through a couple screens for size I also toss the sifted powder back into the mill with no mill balls and add a little graphite and tumble for a couple hrs then sift again.