BALLISTIC PERFORMANCE TESTING BY H.P. WHITE LABORATORIES, INC.

As reported by H.P. White Labs, Inc.: "Closed bomb pressure test results: Near identical results as obtained with black powder, but far superior in consistency of performance and burn rate".

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ORIGINAL KURTZ SYSTEM PRODUCT FIRING TESTS BY H.P. WHITE LABS, INC.
(50 grains, 32" bbl., .45 cal., 138 grain lead balls, #11 caps)

15 shots fired, 1,330 - 1,410 fps
4,600 - 5,500 LUP chamber pressure
Standard deviation of velocities over fifteen shots = 20.2 ft/sec.
Standard deviation of peak pressure, fifteen shots = 230 LUP
Less felt recoil, less report
Issue "smoke" primarily water vapor

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ORIGINAL KURTZ SYSTEM, PYRODEX, BLACK POWDER COMPARISON TABLE

	ORIGINAL KURTZ SYSTEM	PYRODEX	BLACK POWDER
Sulfur odor	no	yes	yes
Five day corrosion	no	yes	yes
Twenty shot fouling	no	yes	yes
Lube required to load	no	recommended	recommended
Cap ignition	same as black powder	consult loading manual	consult loading manual
Flintlock pan ignition	yes	no	yes
Impact sensitive	no	yes	yes
Compact at 48Kpsig	yes	not recommended	not recommended
Water only cleanup	yes	no	no

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