WebJun 4, 2024 · This is a reference length that the hand loader works from when searching for the optimal seating depth for precision. Many times, the best seating depth is with the bullet touching or very near the lands. However, in some rifles, the best seating depth might be 0.100″ or more off the lands. WebSep 19, 2011 · The velocity at this seating depth was 3289-3300 fps. Last year shooting this same load seated at 3.992 COL was producing 3372 fps. ... jump or is seated …
RELOADERS CORNER: Bullet Seating Depth Midsouth Shooters …
WebJan 26, 2024 · Reloading - Bullet Seating Depth. Once you have been reloading for a while you will come to realise just how much control you have over the different elements of your completed ammunition. You can change primer and case brand, weight and type of powder charge and even the bullet type and weight. All of these will affect the accuracy of your … WebNov 30, 2024 · Yes the longer seating depth will raise pressure since the bullet engages the rifling sooner. At least that is what Chub Eastman found in an article that he wrote … dick\\u0027s sporting goods hagerstown
How Cartridge Overall Length (COAL) Affects Pressure & Velocity
WebApr 11, 2024 · The pressure wave created at the moment of a cartridge's ignition and its effects as it travels down a gun's barrel can be a big determining factor in accuracy. ... there are many variables in Long’s equation, including the amount of powder and the load density, as well as the seating depth of the bullet, and while this isn’t a book on ... WebMar 1, 2024 · Very little or restricted bullet movement,free travel), pressure goes up. You have in one case permitted very little unrestricted movement of the bullet as it engages the rifling. You have through bullet seating depth changed the pressure peak with the amount of lead or free travel before the bullet engages the rifling. WebMar 25, 2024 · So, we know that changing bullet jump by 0.002-0.005 inches can potentially have a dramatic affect precision. That is why many precision shooters who reload will extend their seating depth regularly so their bullets will be seated further out as their barrel wears, often called “chasing the lands.” For example, if you are shooting with the ... dick\u0027s sporting goods hall rd