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Author Topic: muzzleloader pressure  (Read 546 times)

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Offline mrbigtexan

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muzzleloader pressure
« on: September 24, 2008, 04:53:20 PM »
how much pressure is created with 150 gr. pyrodex pellets pushing a 250 gr. 45 cal. sabot out of my optima elite? i don't know how to convert cup to psi. thank you in advance for the info.
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Offline mrbigtexan

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Re: muzzleloader pressure
« Reply #1 on: September 26, 2008, 04:28:51 PM »
anybody know?
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Offline alsaqr

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Re: muzzleloader pressure
« Reply #2 on: September 26, 2008, 05:44:44 PM »
In the October, 2007 issue of American Rifleman magazine Bryce Towsley tested all the B/P substitutes.  The gun was a Knight KBR.  Pressure with three 50 grain Pyrodex pellets and the 250 grain SST/Shockwave bullet averaged 19,700 psi. 


CUP does not readily convert to psi. 
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