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That’s excellent, William. I hope this Web-site evokes Other people to try and do related tests. The set up was pretty straight-forward. You merely require reliable ammo and a good way to measure muzzle velocity, so which the powder is the only variable. Best of luck to you personally!

You’re correct. The masses weren't tuned to an precision node to the take a look at rifle. Below’s what Patrick claimed inside the posting:

One other factor is an issue: Was the two fps examining variance While using the Magnetospeed regularly bigger for the Labradar? 5 or 6 yrs ago, a retired radar engineer who had designed a Doppler device for his private use shared some output from it with me that he’d created taking pictures a forty S&W pistol. Its output was a steady velocity vs. time plot as an alternative to velocity vs. length. It confirmed one thing Harold Vaughn had demonstrated using a magnetometer rig in his reserve, Rifle Precision Facts, about fifteen many years in advance of him, and that's that around the main couple of calibers of bullet vacation past the muzzle, muzzle blast additional accelerates the bullet slightly.

They have not taken them off their web site and have no mention of these getting discontinued on web-site? In which you listen to this? I googled it and only factor that comes up is this publish?

In fact, every now and then We have now seen an inversion of your powder temperature – muzzle velocity romance for a specific lots of powder in which the muzzle velocity truly lowered because the powder temperature improved.

It’s humorous to think it’s not easy to determine what the “serious” muzzle velocity is, but that may be Everything you’d have to determine to reply that concern … and it’s just not a simple issue to answer.

Hodgdon has changed suppliers and destinations on quite a few of their labeled powders over the years, dependant on sure preceding factories not having the ability to present it any more.

A modify in temperature can influence imr enduron powders the trajectory or ‘flight path’ in the bullet in two well-known ways:

I have an interestng BDC turret wrap design from my scandinavian friends and it spans from -20 to +twenty for Lapua military services sniper ammo any variation is staggering as you get past 500m or so.m

The ammo was meticulously handloaded with what we feel for being the most effective products offered. Just about every superior load starts off with fantastic brass. The availability of quality brass has been such a difficulty that lots of shooters pick which caliber of rifle to construct based on what they can discover excellent brass for. Lapua is commonly acknowledged because the gold regular With imr 7977 in stock regards to brass high quality, and permanently motive. Lapua brass is quite dependable and tends to past extended than other models.

Cal, I deeply appreciate the perform that you just do. I desired to weigh in about imr enduron powders the LabRadar and MagnetoSpeed dialogue. As far as accuracy I might imagine that the MagnetoSpeed is the more accurate evaluate of your Velocity of your bullet because it exits the barrel.

That’s why I in no way did a publish over it. Actually to succeed in any universal truth you’d will need to test more than quite a few a great deal of Every primer And that i just don’t possess the time to try this. It’s be One more fascinating experiment!

AR2209 and AR2208 are indeed the identical powder. You may verify this by looking at the MSDS datasheets around the Hodgdon web site. The business is really now owned with the French Thales. I have just observed Varget and H1000 switch up listed here (Europe) for The very first time in several years.

You wager! I just purchased an annealer, and severely wish I would have go through it in advance of I made that obtain. Maintain out male! Happy the timing labored out superior for you than for me!