Drill Press Lead BHN Hardness Tester

Just using my Harbor Freight Drill Press and a 10 dollar bathroom scale. If you don’t have a drill press you could use a big “C” clamp as well. To get the Brinell Hardness Number of a lead ingot. Full disclosure : You should really use a ball at the end of the drill bit or at least round it off. I just did not have a trash but to…

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Pencil hardness test versus Brinell hardness of lead alloys

Pencil, hardness, test, versus ,Brinell, hardness, of, lead, alloys,   Using a Pencil to find out the hardness of a lead alloy. This is useful in reloading. Buying a hardness tester is better and way more expensive. But this will get you in the ball park. Lee Precision Lead Hardness Test Kit. http://amzn.to/28RK1jT Staedtler Lumograph Graphite Drawing and Sketching Pencils http://amzn.to/28XFMCg Get the chart here http://tinyurl.com/z6gmgxl The music is “So…

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Harbor Freight Powder Coating MSDS (Material Safety Data Sheets)

I have been doing a lot of research into power coating. ¬†Below is some of the information I found form various bullet casting forums. Here is some of the info I found.   —————————————————-Quotes from the forums ———————————————– I was looking at a MSDS, and most of the opaque colors have titanium dioxide which could be abrasive. Titanium dioxide pigments are harder and more abrasive than most other additives used…

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