Powder Temperature Sensitivity Chart

Powder Temperature Sensitivity Chart – Advancements in propellants have reduced their. Please enable javascript before you are allowed to see this page. Varget and h4350 are two of the most temp insensitive powders on the market, the formula that is in those charts is fps. Yes the powders on the charts arranged fast to slow as you go from top to bottom.

The common “sensitive” powders show expected results. #8 · may 14, 2015. What is the source of that info? This chart shows them to be grossly different regarding temp stability.

Powder Temperature Sensitivity Chart

6302 posts · joined 2008. Clearly, as distances stretch, temperature sensitivity becomes far more critical. I've read that cfe223 and pp2000mr were similar if not the same powder.

Varget features small, extruded grains for uniform metering, is insensitive to hot and cold temperatures and produces higher energy for improved velocities over. Temperature affects how gunpowder burns, including the ambient temperature of the surrounding air and the barrel heat created by firing. Powder temp sensitivity is an often over looked part of load development for long range precision shooting but a very important aspect none the less.

Hodgdon varget was the second least temperature sensitive powder in this test, with 46 fps of variance in muzzle velocity between. It may take some searching! Stick, or extruded propellant generally offers better.

At 800 yards, the bullet drops 153.8 inches with the frozen ammo and 148.6 inches with the hot. January 11, 2019 by joseph von. The newer smokeless powder developments, like hodgdon’s extreme line, imr’s enduro powders and alliant’s new reloder 23 and 26 are all designed to have.

Temperature Sensitivity of Powders for .223 High Power Service Rifle