Detailed Notes on Winchester 244 powder reloading data
Detailed Notes on Winchester 244 powder reloading data
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I'm betting That is why the masses are rated at 15k psi or larger. This does not imply You cannot make use of a lighter powder charge nonetheless it does indicate your gun, bore, and palms will get dirty.
How can IMR Goal become a goal quality powder which has a beginning velocity of 900 fps! As you pointed out higher than, most focus on grade hundreds deliver velocities underneath 800 fps. As I initially stated, I happen to be trying to like Gain 244 though the velocities are only also higher at the released bare minimum velocities.
I comprehend nobody is most likely gonna want to answer that in print And that i would've requested Hodgdon straight, but I function with sufficient Lawyers to know very well what their reply will be.
My calculated velocities were being close to revealed data. For a lot of the cartridges I tested, W244 made a lot of the greater velocities Among the many powders mentioned on Hodgdon’s Web site, and it did this with reasonably very low demand weights.
You probably are far too tightly specifying (clicking a lot of selection containers) for the hull/primer/shot pounds combination that Hodgdon did not check with 244 powder.
reported: While I have a chronograph, I failed to utilize it for this operate mainly because I was in a general public array and build is often a PITA. I had that issue so I purchased a Labradar. Highly-priced as hell but very well worth it just for the simplicity of use. No establishing down array.
My ramblings are factors I have experimented with or expert. You may or may not wish to emulate them so read them with this particular in your mind.
The author decided every one of the primer flash holes have been significantly above sized, Therefore increasing the force. I'm not saying which was the induce in Farmer's illustration. Relatively there are various things that can impact strain In addition to the powder charge alone. In Farmer's instance, it could be many points: as said an above size flash gap, a loose primer pocket, a deep seated bullet (either at loading or from setback), or maybe a variance in bullet excess weight, or circumstance ability. Or a combination of multiple of the outlined things. Wolfe publishing created a fascinating e-book titled Firearm Pressure Factors that give intriguing examining on the topic. My copy is dated 1990 and was current in 2006 but has due to the fact been discontinued. It really is available on Amazon but outrageously priced.
Insert to quote Only display this user #11 · Nov eleven, 2018 243winxb, Sure, brass growth is one more reason for greater chamber pressures but it's unquestionably not the primary rationale …. It can be powder burn up. The numbers you made use of seriously do not have A lot to do with brass increasing to seal inside a chamber …. they've got much more to complete with stretching the duration. Straight wall brass situations …. even magnum instances not often stretch in duration when fired and reloaded 10 periods or even more. Annealed (gentle) brass conditions will expand to seal in a chamber with about 10~12k psi chamber strain.
Powder producers don't love to hear problems regarding their brand of powders …. specially when a new powder is released to be a thoroughly clean burner that assists cut down bore fouling.
As is genuine of all Winchester powders, W-244 is a double-foundation Ball powder. Its nitroglycerin written content is 37 percent; its bulk density is .800 g/cc. A detailed evaluate the individual granules shows them to get rather irregular in shape, denoting These are within the exact same household of powders as Hodgdon’s Titegroup. Dimensionally, ninety five p.c of these will have to pass through a display of .0469 inch. Touted being a “Winclean” product or service in enterprise literature, the powder is noted being clean up burning, to have superb metering characteristics and to include a decoppering agent.
If a handloader is looking for a flexible, clean up-burning handgun powder with superb metering qualities , a decoppering agent and also a flash retardant, he more info may want to offer this new W244 a try. "
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Could be worthy of a attempt while. No professional techs seem to have tried out it. There's tiny possibility in likely to lighter payloads right up until You begin getting weak and even squibby, or You cannot have a wad that fills up the stack.
From the .40 S&W with its fairly small circumstance capability, I saw the regularity alluded to previously with an Extraordinary velocity unfold of one fps. Teams at 25 yards weren't that little but were being rather satisfactory. The bullet used was the Sierra one hundred eighty-grain hollowpoint.