With this setup I can mill about 3 14 cups of high quality black powder in about 3 hours The efficiency of this mill is dependent upon many factors which are explained in Lloyds book There is a wealth of information about milling theory contained in the book and I would highly recommend the serious pyrotechnician to purchase it
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Standard heated ball mill for black powder mining ball mill heated youtube 16 oct 2013 how to make a ball mill to process your own black powderby guy brown17205 milling logs with my electric bandsaw mill jws podcastby get price and support online
Black powder ball mill the explosion of a ball milling jar the sound of the other shoe 1997 milling black powder is dangerous if you mill your own powder mill in a safe remote get price and support online standard heated ball mill for black powder
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Grind the ingredients separately 75 potassium nitrate 15 charcoal 10 sulfur in a coffee grinder blender or best is a ball mill see the black powder and grinding paragraphs on the propellant page also see how to make black powder in the free 1979 manual dont forget to wet homemade black powder and dry it again to get to full potency
Oct 15 2009nbsp018332ball mill this is necessary for black powder you can but small ones for 50 however these are very bad and dont tend to run at the requierd speed and will break at some point the best thing to do in invest in a good mill from the beginning this will save you money in the long run or you can try and save money by making your own ball mill
Nov 02 2019nbsp018332to mix the black powder ingredients together open your ball mill rock tumbler and add the three ingredients and the lead balls as the tumbler rotates the balls will crush the chemicals together and grind them into a powder the longer you let the tumbler run the more finely ground the black powder
The explosion of a ball milling jar the sound of the other shoe 1997 by lloyd e sponenburgh ver since i wrote the original articles on how to build a ball mill afn november 1995 i wondered how destructive an event it would be if a mill of my design were to explode while milling black powder it was like waiting for the sound of
The cia method or precipitation method is a wellknown practice of manufacturing charcoal based black powder type compositions by allowing the potassium nitrate to crystallize itself out from its hot saturated solution to a mixture of charcoal and sulphur with an aid of cooled absolute ethyl or isopropyl alcohol the heating and mixing must be conducted outside
I use the guts of a old lexmark printer to mill small 100g batches the whole drive section comes out in one piece its surprisingly powerful as both shafts are driven via nylon gears i use a 500ml container 3quot od x 6quot long half filled with 150 x 12quot lead balls