Remarks: Blue Dot IS the only 357 powder! Maybe consider some load someone posted online as something to double check. Your listed powders-burn rate applicable for 357M full power loads. I've loaded it in .357 magnum and .41 magnum. I loaded some 140 gr xtp's and blue dot with no issues. With all my guns, what do I have to be paranoid about? Did you check out the .357 Magnum sheets? The gas operated system thrived on it. My retirement plan is simple, I'm only working until, hey thanks for all the info. They are punchy though. Watch out for the flame and high decible levels though. One heck of a thumping good load there! Canister Sizes: Engineering for fast cycling, high-volume semi-automatic rifles. SWC+GC, 160 gr. If there are guns in the room - one of them had better belong to you!
I'm starting to really like 300mp, it seems to get better once you get into the heavy for caliber bullets (180+ in 357, 300+ in 44, 340+ in 454) high resistance bullets it begins to get happy.
It's always worked well fo me. .357 Magnum (Handgun) (Speer Reloading Manual #14) reloading data with 151 loads. Bullet Type Primer. Loads for .357 Magnum: (Note: These are near maximum loads, you should use 10% less to start. So I have stayed away from using it since. Learn more », Interested in learning how to reload your own ammunition? Bullets are .357" for jacketed and .358" for lead in diameter. It that is happening you are likely to see a bit of lead splatter on your muzzle that favors one side. sensetive and pressures can get way out of hand real quick when working up a load. It's way too hot even for back then! Sounds like the load it too hot. Six.
as a reduced load with very good results. That's the maggie powder I like. Using bullets from Speer UCHP, Speer UCSP, GDHP, UCHP or TMJ FN, Speer GDHP SB, Speer TMJ FN, UCHP, GDHP or UCSP, Speer LSWC or LSWC HP, Speer Mag GDSP. Wow, went from "normal-ish" 357 watered down loads to a 927 ft lb monster load! Consistent and accurate. .357 Magnum Handgun (Using Hornady Bullets) reloading data with 267 loads. C.O.L was 1.575.
7 Accurate No. Do not use any Speer 11 Blue Dot data. I tried a load of 14.5 Grains Blue Dot with a Hornady 125 XTP in 357 magnum. I lost interest in that bullet weight. 2" groups at 50 yards with a red dot scope is fine! For .357mag, it's hard to beat H110/W296 under a 125gr or heavier pill. I use Lyman 49 as my main reference point and it has been good to me. anyone else use it? Just got back from the range. I've used BlueDot for my 357 loads (S&W 686) for quite a while. All my unburnt powder issues went away which improved the ES and SD (10-12). Powder ALL Accurate 4100 Accurate No. Thomas Jefferson. JSP, .357 with JHP, .357 with JSP .357 Armour Piercing(no longer legal or available), 160 gr. If you have a firearm related question, please register and post it on the forums. The Uberti’s 20-inch barrel and closed breech fired various bullets somewhat over 800 fps faster than a revolver with a 4-inch barrel. I use 12.2 grainis under a 140 gr. Some people think I'm paranoid because I have so many guns. The .357 Magnum is a useful and fun cartridge when fired from a revolver. This is why they posted the safety alert that states for it not to be used with published .41 Mag load data or in the .357 Mag with bullets 125 gr.
and they shoot really good. Do not use any Speer 11 Blue Dot data. Login with username, password and session length. Have not loaded any .357's lately so I guess I will have to find me another powder to load my 125's ? what is your favorite .357 magnum load using Blue Dot and 158 gr. I learned a heavy crimp is needed to get it to burn completely as well, much more so than h110. Bullseye and Unique powders are the more versatile powders,there is load data listed using those two powders with all those cal. That is because the escaping gas pushes on the base of the bullet as it exits. The gun I was using is a 27-2 4'.
No guarantee of that, though. That was a long time ago and I haven't opened that bottle since. I looked on Alliant's web site and the only 357 mag loads I could come up with using blue dot were with Speer 140 & 158 gr JHP. In that case you are not over pressure, you're just seeing muzzle blast effect. Reloading The .357 Magnum Left to right:-- 160 gr. Thanks SL1, I have never tried 2400. 4227 is a little too slow burn rate to attain the velocities you want,you'd probably have to use highly compressed loads. Some people love this powder but usually tends to be in the mid range or lower power loads. or lighter . By continuing to browse our site you agree to our use of data and cookies. Inaccuracy is an over-pressure symptom. can i use this powder for other calibers such as 45 acp, 9mm, 40 s&w or 38 special? Secondary Uses: Magnum handgun loads Remarks: Powder of choice for magnum hunting loads.
(See note on Powders below or read all about various Powders.) Blue dot has typically always been a powder that lends itself to high pressures when loaded at or near max load data and is a flame thrower . I have to pick up some primers so I'll pick up some 4227. JHP, 125 gr. I get better performance from the lighter xtps. QuickLOAD indicates that a case full (asuming the DEFAULT case water capacity) with the 125 gr. Hornady's 357 data in their latest edition is the same as their previous edition with the exception that they added 300-MP to two bullet weights and dropped H4227 altogether. Blue Dot IS the only 357 powder! I agree that you can use WW-296/H-110 for full-power 125 grain bullet loads in the .357 Magnum, but my experience is that it does not burn as well in them as it does in loads with 158 grain bullets. Click on a term to search for related topics.
W296 has been the best powder for me in a 357 with all bullet weights down to 125 grains. hp using CCI or Federal primers. At about 10.5 grains I started to see signs of significantly higher pressure (sticking cases, and much flatter primers) when shooting them out of my S&W model 28. i looked at the alliant warning but did not btoher to worry about it since i am shooting 158 grain which is much higher than 125.and in my book it also has 10.7 at max load but 9.9 at start load.and the oal is well within the limits.also the cases are not sticking at all.turn the revolver over and they all fall out no problem,the primers are also in fine condition,no flattening or signs of excessive pressure. Login with username, password and session length. Shot out of a GP100 6". I thought that higher velocity was everything I wanted when I started handloading a variety of powders and bullets for a .357 Magnum Uberti Lightning Short Rifle pump action with a 20-inch barrel. The shorter the barrel the more powder that is still burning as it passes out the end of the barrel . Hornady's data is not any newer than the Lyman 49th. I was never able to achieve those velocities in a revolver with jacketed bullets without pressure signs. • Blue Dot® should NOT be used in the 41 Magnum cartridge (all bullet weights). https://docs.google.com/spreadsheets/d/12cjblt0pDB-csBqvoDoCLQH_SLRlUNLHkBVDxge1O2k/edit#gid=4, Quote from: TXCOONDOG on October 17, 2016, 04:38:52 PM. I shot a bit of BD through a Colt Trooper .357 mag. It's way too hot even for back then! i might have to invest in a better metering device. I used some in the mag. I got some blue dot years ago and still have it but have not used any in years. If you are a TFL member and can access TFL, please do not use this link; instead, use the forums (like Questions, Suggestions, and Tech Support) or PM an appropriate mod or admin. 1.590 in. Use to have some loads that would stick the cases and I had to back down some. I used to use a load similar to the one you have, but I used 10.2 grains of Blue Dot with CCI standard primers and a 158 grain cast SWC. 22.0 gr. I only fired two and sto There you go-the blue dot warning, now I have noticed it too. This email link is to reach site administrators for assistance, if you cannot access TFL via other means. i have loaded alot with universal powder. Nice moderate pressure relative to performance achieved. From the new books I've seen this is rather hot, but my current supply of Blue Dot is from the older days too. Doubles as magnum handgun load. For example, the Uberti shot Sierra 125-grain JHC bullets 818 fps faster than a revolver with the same 22.0 grains of Power Pro 300-MP. hp using CCI or Federal primers. I tried Blue Dot with with 158gr JHP for .357 Mag. Loads for .357 Maximum: (Note: These are near maximum loads, you should use 10% less to start.) I have pushed cast bullets to 1450 fps.
Member; Posts: 233.357 Magnum Load Data « on: August 12, 2016, 07:40:01 AM » I have a GP100 .357 in 6" and not sure which powders and primer to reach true mag velocities (match Buffalo Bore): XTP bullets: 125 gr 1675-1700fps 158 gr 1450-1500 … Squirrely stuff in the magnum. Then I found W296. Date: Apr 01 2012 Mikayla Midtlyng is shooting the Uberti Lightning ... Powders - Reloading 357 Magnum. I can definitely recommend Power Pistol as an alternative to Blue Dot. The remainder of my BD is shot through my .308 win. Powder of choice for magnum hunting loads. … I tried Blue Dot for some .38+P loads and remember not liking it at all. If you still feel you are qualified to post in those subforums, please contact "Shane Tuttle" (the mod for that portion of TFL) via Private Message for assistance. I used to load Accurate #9 in .357 magnum in a Desert Eagle. Yeah right. Shot from the longer barrel of a rifle, though, the .357 shows a pronounced improvement in velocity and trajectory. Secondary Uses: Magnum handgun loads It seems to be the powder of choice for high velocities in these calibers.
If the bullet base is not perfectly square, the gases will favor the short side in deflecting off of it, also tipping the bullet. Powders include Alliant, Vihtavuori, Accurate, IMR, Hodgdon, Winchester, Ramshot If you have a slight crown asymmetry and are using bullets without gas checks, an uneven crown will not only tip a bullet, but will gas cut lead off one side of it, also imbalancing it. bullets. I have a GP100 .357 in 6" and not sure which powders and primer to reach true mag velocities (match Buffalo Bore): If you get the chance look at the Hodgdon data they offer it is good stuff and still includes the pressure values for their published loads. The powder of choice for magnum lead shotshell loads 10, 12, 16 and 20 gauge. I have heard that blue dot is kinda a squirrely powder in the 357, that it is temp.