used by black powder cartridge rifle (BPCR) shooters for cleaning dirty brass. I've experimented a good bit with various brass cleaning methods and tried several concentration of four cleaning solutions when cleaning with ceramic media or stainless steel pins in a tumbler. The methods are discussed in …
The ball mill is the best way to grind and you can also grind all the ingredients for black powder together. A ball mill is really a rock tumbler. The rock tumbler …
hotter or you can't find a good briquette charcoal. None of the briquette charcoals I've tested would make good lift powder. If you use a heavy duty pyro mill and mill for an extended time, you can make good lift powder from Skylighter and many other inferior charcoals. However, it is …
If you are in the UK there are lots of suppliers to be found on here and ebay. First do some (more) reading about milling media -5% of the forum seems to be mill or media related! If you have a small weedy rock tumbler then ceramic media may suit you. If you mill is more robust the lead media will give better milling and shorter times.
6. Tumble 3-4 hours with the Model B High Speed Thumlerâ€™s Tumbler 7. Pour out as much water as you can without losing any brass or pins (The more you rinse the brass and pins the better your results will be next time) 8. Fill drum with water, and separate brass by hand or use an STM Media Separator with water. 9.
Feb 01, 2020· The tumbler Rick used to make his ball mill is a LARGE industrial tumbler - the one you posted a link to is a SMALL bench top tumbler - likely to small to work as a ball mill if you intend to use it for milling incinerated IC chips For ball milling incinerated IC chips I use a Harbor Freight cement mixer (there "small" one) cost (on sale) $150
To grind a single chemical (vs. a mix like black powder) using a ball mill, fill your mill jar half full of hardened lead or brass grinding media, and 25% full of potassium nitrate. Turn the mill on and come back in an hour. Your nitrate should be light and fluffy. If not, continue grinding it 'til it's fine powder with no chunks or grains.
Tap the tumbler shaft with a small hammer & brass punch and punch the tumbler out of the hammer. See Figure 8. The rag will catch the tumbler as in Figure 8. If you have access to a milling machine (or a friend who has one), you can make a little fixture as shown in Figure 9. Mine is …
Fred, you can produce some good quality black powder in a rock tumbler, but most of these are not equipped to deal with the weight of the media used in milling. When you try to use a rock tumbler in this application, the length of the milling will approximately equal the lifetime of the rock tumbler itself. Harry C.
If you get the HF 6lb ball mill, those tumblers could be used to mill any or all of the primary ingredients of black powder - potassium nitrate, sulfur and charcoal. Mark them for black powder use only. Media can be the lead, brass, copper or a good quality alumina. Mark them for black powder use only.
For milling the final powder, I put all three ingredients (nothing else except media...so no metal additives like you might find in a fireworks composition) and the media into a ball mill and run it. I am using the Horrible Freight double rock tumbler. They're about $56 but you can get 20% off coupons from time to time.
Powerful black powder can be made with mill runs of between 2 and 4 hours. Use long drop cords. Unplug the cords at the electrical source, not at the ball mill, when you want to stop the mill. Run your mill remotely, outdoors, at least 150 feet away from people and inhabited buildings.
Answer (1 of 10): Although I know a fair amount about gun powders used to load various modern metallic cartridges, and also a bit about black powder for old fashioned muzzle loading guns, I do not know anything specific about the powders used in firecrackers or other fireworks. I DO KNOW that ev...
6) Put cases in tumbler with SS pins, 1/8tsp Lemishine, 1-2 drops of Dawn and hot water. 7) Run tumbler for 1-2 hours. 8) Drain as much gunky, funky as possible from tumbler barrel, rinse with clean water. 9) Dump cases and media into RCBS media separator, fill basin with water until 3/4"-1" above case cage.
I'd consider grounding the tumbler unless it is properly wired up with a return/ground wire through the plug, even use a little brass brush touching the tumbling cylinder as it goes round. You can get those out of an old tumble drier.
In doing research into black powder, you've probably come across several other methods. Mortar and pestle – This can by all means be used to make serviceable compositions. It is potentially faster than a ball mill to make black powder, or other compositions. They are also useful to powder small amounts of chemicals.
tumbler, and the KNO3 in another, and put them together for only a few minutes. towards the end of the milling. That is the safest way to go, and you will. still get good results. Don't dampen it at all while milling. After the. milling, sift out the media, put the powder in another container, add about 1-2.
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Nov 02, 2019· To mix the black powder ingredients together, open yourball mill (rocktumbler) and add the three ingredients and the leadballs. As thetumblerrotates, theballswill crush the chemicals together and grind them into a powder. The longer you let thetumblerrun, the more …
Homemade ball mill tumbles along like a champ hackadayhomemade ball mill tumbles along like a champ hackadayMar 18 2014 the mill can also be used as a rock tumbler though the bottle isnt quite water tight asis if youre using the ball mill to mix black powder then you might want to use the porcelain, rock ball mill powder
Have not made black powder since I was, oh, 12. I have a Harbor Freight tumbler with its two rubber chambers suitable for milling BP. (I don't use the small rubber chambers for brass cleaning as I built a larger chamber from 4" PVC that holds more and is easier to seal and open.) Some say "ball mill the BP ingredients using lead balls."
For barrels 50 caliber and larger, FFG black powder should be used. You can use either FFG or FFFG between 45 and 50 caliber. It is recommended that you use a pure lead, round ball, .005 – .010" smaller than the bore of your gun depending on how tight a load you want.
(WARNING!!! IF YOU USE THE FORMULA ABOVE, YOU MUST ONLY USE BRASS CASES, NEVER NICKEL PLATED STUFF. IF YOU GET NICKEL PLATED STUFF IN YOUR BATCH, THE WHOLE BATCH WILL TURN A DULL GRAY). I use stainless steel pins and do not de-prime my brass. Two hours in the tumbler gets them pretty clean, but 3 hours makes them look like new.
You can dry your brass in the sun or in the oven at low heat (make sure your wife is not around!). If you decide to do this, I would do it as a second step after the soap and water to first get rid of the black powder residue. FYI, citric acid can usually be found at any store carrying canning supplies. My local Walmart carries it.
6 Lb Rotary Dual Drum Rock Tumbler Lapidary Polisher ... can this be used as a Ball Mill to make Black Powder for fireworks? ... it is had to say, as long as it is not over loaded and the belt is over tightened. It should last several years. I wash brass in …
There is no substitute when using Black Powder cartridges. You can get by with using ground walnut hulls or corn cob media when using smokeless. However, while they do a good job on the outside, they do little to clean the inside. Ceramic (USE THE CORRECT SIZE FOR THE CALIBER) not only lasts forever, but it cleans the inside as well as the outside.
I use about 7200 rotations and it seems to work well. I found that with round balls and the Harbor Freight tumbler the powder tends to be forced up against the ends and clumps together. I don't mill my CC separately. I grind it in a meat grinder, mix all of the ingredients together and mill the whole mess at one time.
Answer (1 of 2): The standard method is to press the slightly damp powder into pucks maybe a quarter to a half inch thick and 3 inches in diameter using a hydraulic press and pressure of two or three tons per square inch. The puck size is limited only by your tools. After some dwell time, a minut...
I use 16, 20 and 410 Ga. Magtech brass 2 1/2" shells loaded with smokeless powder in my shotguns with 2 1/2" chambers that I hunt with. Have done so for years. My Magtech boxes for all 3 gauges of brass shotshells do not say "Use Black Powder Only" anywhere on the box as has been referenced in this thread.
Of course you can. My little brother is a real renaissance man. He wanted to go to a mountain man black powder match. It wasn't enough to dress the part and use period correct equipment. He made his own black powder from scratch. Then he went to his first match and won. You can't buy that kind of bad ass at Cabellas or anywhere else. Do it.