Vihtavuori has published a very interesting article telling about the moisture percentage in the powders and its influence in the burn rate, pressure and velocity. They have tested the same powder with different moisture levels and recorded the difference between the [Read More…]
In the first article discussing the mechanisms by which a firearm locks its breech, we mentioned briefly two quantities that are important for small arms design: Pressure, and bolt thrust. The latter we’ll discuss in a later installment, but today we’ll [Read More…]
TriggerTimeTV shared a fantastic graphic showcasing the difference between the .308 and military-standard 7.62×51 cartridges. While some shooters understand that .308 (the civilian standard) is actually more powerful than its military cousin, few likely know the [Read More…]
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