Videos tagged with Pressure Spikes

This video explains the function of cannelures on ammunition casings, a feature often found on self-defense rounds. The speaker, identified as the Civilian Tactical Host, highlights that cannelures prevent bullet setback, a dangerous condition where the bullet is pushed deeper into the casing during repeated chambering. Setback can cause extreme pressure spikes and malfunctions. The presence of a cannelure is presented as a mark of higher quality, safer ammunition, with brands like Defiant Munitions being contrasted with others like Norma MHP which may lack this feature.

This guide explains the necessity and methods of crimping ammunition. The primary function of a crimp is to prevent bullet movement due to recoil or cycling, crucial for tubular magazines and all handgun cartridges to avoid dangerous pressure increases. While often unnecessary for standard rifle cartridges, specific situations like lever-action firearms or high-recoil handguns demand it. Proper crimping involves targeting the bullet's groove and avoiding over-working the brass to maintain case integrity and accuracy.

This guide details a series of dangerous experiments conducted by Iraqveteran8888 to demonstrate the severe risks of using smokeless powder in muzzleloaders. The video highlights catastrophic failures, including bulged and split barrels, resulting from the extreme pressure generated by smokeless powders. It emphasizes the critical importance of using only approved black powder or substitutes in muzzleloading firearms.

This entry details the catastrophic failure of Elmer Keith's Colt Single Action Army revolver due to improper ammunition. It highlights the dangers of using oversized bullets and the pressure spikes that can lead to firearm failure. The incident is presented as a pivotal moment that influenced Keith's later work in developing powerful magnum cartridges.