The one and only time I tried to Mill pure kno3 I got the rock hard balls. I put them in a mason jar in case I ever get desperate enough to break them up and use them LOL I had just made a batch of black powder with the same kno3 but I guess the charcoal absorb the extra moisture.
Ball mill black powder outdoors. I have made my own mill but I didn't make it until I understood about mills. I learned about them by buying a cheap one and working with it for a while. If you decide to make your own, think about selecting a continuous duty ~1750 rpm motor as the drive (rpm specifications on motors may vary depending on your ...
Ball mills can reduce particles to nano sizes, the process is very important in creating powders used in hitech industries ( alumina). Ball mills are slow compared to other methods of grinding, it could take hours, for example, to grind all the particles in a clay to minus 200 mesh. Industrial mills seeking nanosizes might run 24 hours or ...
The difference between 3F and 4F is the grain size. The 4F has a smaller average size than 3F. The smaller surface area of 4F grains causes the BP to burn faster and therefore transfer the flame front more quickly, making the expansion of gas a shorter duration of time than 3F.
The 750 ml of alcohol used in this process (The CIA Method) can be recycled by pouring what was squeezed out before pressing into cakes, into glass jars with lids, (to control evaporation),and allowed to sit undisturbed for a couple of days.
20. Posted August 22, 2010. Milling until the BP clumps or sticks to the jar is a good thing. You had a lttle moisture, probably in the kn03. Grate the "balls" through a screen, dampen and rice. Or put them in a bucket and crush with the end of a baseball bat as if you would in corning.
Today we're testing out the traditional Chinese recipe for making homemade black powder to see if we can get it to work. This is the secret gunpowder makers ...
If a ball mill uses little or no water during grinding, it is a 'dry' mill. If a ball mill uses water during grinding, it is a 'wet' mill. A typical ball mill will have a drum length that is 1 or times the drum diameter. Ball mills with a drum length to diameter ratio greater than are referred to as tube mills.
Wiki says "A ball mill is a type of grinder used to grind materials into extremely fine powder for use in paints, pyrotechnics, and ceramics." Many instructables refer to United Nuclear Ball Mills. Their small ball mill cost between 70 and 80 dollars. For no more than 30 and in 5 minute you can build a ball mill of appreciable performance.
A ball mill, a type of crusher, is a cylindrical device used to grind chemicals or mix compositions. Ball mills rotate around a horizontal axis, partially filled with the material to be ground plus the grinding medium, ideally non sparking milling media like lead balls. An internal cascading effect reduces the material to a fine powder.
But yes your powder is good. BTW. there are some european supplier that also sell the shells by the mm size where they just print n" × 25 mm as nominal diameter (they still are the same and a 4"shell doesn't fit inside a real 100 mm mortar but in a 102 mm).
Can You Ball Mill Black Powder. March 3, 2023 by Nathanael. There are a few things you should know about ball mills before you buy one. The first and most important thing is that ball mills produce small pieces of powder that are about the size of a pea. ... How Long Does A Ball Mill Take. A ball mill takes around two hours to produce a bushel ...
Where I live, you can't really buy black powder. I have heard the black powder created by ball milling is superior to that made with red gum. I am planning to buy a 6 lb rock tumbler from HF and modify it a little. I live in a neighborhood, so I don't have that much room to distance the mill from buildings, and want to be safe.
This video shows the making of konyak naga style gunpowder. Konyak naga gunpowder is special because it can be used in guns even though it contains no sulfur...
Mill all three components together to integrate well. The actual milling time depends on the efficiency of the particular mill. 23 hours should be considered the minimum with typical amateur ball mills. Some choose to ball mill the Sulfur and Charcoal together separately from the Potassium Nitrate for a large part of the mill time.
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I've made some pretty good black powder using a coffee grinder and porter porter and pestle, but I was looking into getting a ball was going to get one of the cheap 70 6lb rock tumbler and modify it per skylighter's directions, but I would still need to get media to fill it half full, 200 1/2" balls.
1 6 Lb. Rotary Ball Mill. 6 Lb capacity DOUBLE Barrel ball mill. Perfect size for milling 2 different comps at once in separate drums. (2 barrels measures " high x " in diameter). Grind most materials into a fine powder in just a few hours. Includes 2 single 3 lb. Neoprene barrel with quickseal, leak proof closures (spark ...
As far as placement of your mill, the ideal distance is probably around 150ft or more away from any buildings of any sort. If you can barricade it that's even better (things like sandbags). Just make sure you don't block off air to the motor. When making black powder there is always a chance for it to go off.
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