The Definitive Guide to accurate 1680 powder

The Definitive Guide to accurate 1680 powder

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I could see no real advantage made available from the .three hundred Blackout in supersonic sort above the .223 Rem. On the other hand, I found the .three hundred Blackout Evidently includes a subsonic benefit and, consequently, presents more flexibility—given that the AR chambered for that spherical is equipped with an adjustable fuel block To maximise reliability.

Ordinarily, I might concur.  Even so, I'm driving especially for SBR functionality, and 1680 could possibly give that the place other powders would not.  I was just asking yourself if any one had chrono'd any 223 loads with it from an SBR.

By Layne Simpson There was a time when groups measuring a few to 4 inches at one hundred yards from the lever-action rifle of tube-feed, exposed-hammer design and style had been very suitable. People times are lengthy gone. Modern ammunition is considerably more accurate, predominantly because present-day bullets are more accurate.

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My pondering is usually that considering the fact that it's kind of slower burning it will eventually improved fill the situation vs. accurate 1680 powder the likes of H-one hundred ten/296 and 11FS, and It is potential to spike pressures and/or get odd strain excursions as a result of reduced circumstance fill can be lowered.

357 Max comes along with 1680 in a variety of bullet weights. The Legend data over the Hodgdon web page lists just the 180gr bullet. The max charge outlined is 27gr at about 31kpsi. The setting up demand is quite a bit a lot less, and I wonder if it could even cycle an AR. So, you will be all on your own. Like Captain Kirk.

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 Which is pretty crappy for a 24 inch barrel, but as it's an exceptionally rapid powder, I would guess that It might be significantly less impacted by a short barrel than slower powders like 748, 2230, Accurate 1680 Varget, or BL-C2. Identical story for Accurate 5744.  Pretty speedy powder that makes some decent velocities in 223. I used to be questioning if any individual has performed this experiment and it has final results?  If not, and if a person has an SBR they'd like to test, I have acquired a pound of 1680 on my reloading bench at the moment....

In supersonic loads, a hundred and fifty-grain bullets are over the major facet for that .three hundred Blackout. The cartridge basically are not able to press them rapidly ample to be sure growth. This was the case with the Nosler Ballistic Tip, which showed Nearly no expansion through the initial eight inches of penetration.

These powders have been originally meant for goal shooters, but The 2 powders also function well in compact-match cartridges. Rob

This is certainly an more mature thread, you might not receive a response, and will be reviving an aged thread. accurate 1680 powder Please look at creating a new thread.

You may perhaps examine loads for your contender pistol ? I have a ebook with loads somewhere I will glance and see.