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Thread: Myth? - shorter barrel = use faster powder?

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  1. 29-07-2021, 09:43 PM #15
    Magnetite
    Magnetite is offline
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    Quote Originally Posted by Hermitage View Post
    Not correct according to that GRT ballistics program. Slower powders in 20" barrels were faster than faster powders.
    I think he is correct. The muzzle blast increases with slower powders meaning more wasted energy even though the velocity is higher.
    Micky Duck likes this.
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