Thread: Studies of bullet SPEED!
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Old January 13, 2011, 09:37 PM   #5
jimbob86
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Join Date: October 4, 2007
Location: All the way to NEBRASKA
Posts: 8,722
Quote:
Copper jacketed lead bullets start to disintegrate in flight once you start to drive them around 4000 fps or so.
Less that that if you have a fast twist barrel: it is their rotational velecity that tears them apart.
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