If you have any questions or concerns, be sure to consult with some of your fellow 300 Blackout owners for any answers in regards to safely reloading your rounds. Anyhow, I have loaded 2400 under the 125's up to 16-17 grains before I started seeing pressure signs, and once the … All three of Bullet Type Start Load (Grains) Start Velocity (Fps) Max Load (Grains) Max Velocity (Fps) Max Pressure (Psi) COL (Inches) Thanks in advanced. This carbine would be used to gather data on Hodgdon’s new CFE BLK powder, which is formulated specifically for 300 BLK subsonic loads. This carbine would be used to gather data on Hodgdon’s new CFE BLK powder, which is formulated specifically for 300 BLK subsonic loads. I called Lee about it, and they didn't have any dats. Lee recommended I contact Hodgdon, but their sight only shows data for J bullets. .300 Whisper / .300 AAC Blackout / .300 Blackout (Hodgdon Data) reloading data with 73 loads. View the SDS My question is what powder I should use. 300 aac blackout rifle reloading data 10 #2251 .308” 230 gr. Principal Purpose: Magnum Handgun/Pistol Secondary Uses: .22 Hornet Remarks: 150529 - 300-MP; 1 lb. I also needed a supply of small rifle primers, suitable bullets, and an acceptable powder. hpbt 8” … My Red X arms .300 AAC Blackout LOVES Hornady V-Max 110 grain bullets loaded with Lil’ Gun powder. Sierra Jacketed SP BC: 0.338 2.100” OAL SD: 0.226 Sugg Max StartingVelocity Pressure Load Velocity Pressure Powder Grains FPS Grains Dedicated 300 Blackout Load Data using Alliant PP 300-MP Post by AACnut » Sat Aug 16, 2014 3:19 am A little about myself, I first learned to reload 9mm with a Lee Classic Loader set when I was 16, currently I have almost 15 years of educated reloading and I'm a perfectionist that can be a real F'n jerk when it comes to quality and precision.

Figure 3 : Lee .300 AAC Blackout Reloading Die Set I believe that some of the other reloading equipment makers offer .300 BLK dies as well, so if your preference is another vendor, I don’t believe there is anything unique about the Lee product. Finding the … Reloading 300 Blackout: Ready To Rock. I think a lot of that published data is probably 300 Whisper loads which are lower pressure than the 300 Blackout (think 223 vs 5.56). Looking for the best load data for 300 blackout using unique powder. I ordered the new 300 BLK mould by Lee. It’s important to note how much powder should go into each round as you load them. My question is what powder I should use. Cases were primed with Federal Small Rifle Benchrest primers. 150g Speer grand slam. It is supposed to drop bullets at .309 diameter and is a tumble lube design. 28 Nosler Load Data; 300 AAC Blackout Load Data; 30-30 Winchester Load Data; 30/40 Krag Load Data; 308 Marlin Express Load Data; 300 Savage Load Data; 308 Winchester Load Data; 30 Thompson Center Load Data; 30-06 Springfield Load Data; 300 Ruger Compact Magnum (RCM) Load Data; 308 Norma Magnum Load Data; 30-06 Springfield Ackley Improved Load Data Reloading 300 Blackout: Ready To Rock. I loaded Accurate 1680, or Hodgdon’s H110 powder for quite a bit of my 300 BLK testing with the Loki. I loaded Accurate 1680, or Hodgdon’s H110 powder for quite a bit of my 300 BLK testing with the Loki. I ordered the new 300 BLK mould by Lee. The 300 AAC Blackout is a similar concept to previous wildcats, such as the 30-221 and 300 Fireball, as well as the proprietary 300 Whisper®, except that 300 BLK was the first to be a SAAMI approved cartridge and any company is free to make firearms or ammunition.