The Basic Principles Of h4831sc load data
The Basic Principles Of h4831sc load data
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Since there doesn't appear to be any "Formal" Load Data in existence for this Load, can many of you offer a starting point with this combination and points to consider when Doing the job this Load up?
H4831SC Powder readily available in inventory now. Ballistically, this Severe Extruded powder is the exact copy of H4831. Bodily, it's a shorter grain dimension, as a result, the designation SC or quick Reduce. The shorter, additional compact kernels enable the powder to circulation with the powder steps extra efficiently, helping to reduce the continual cutting of granules.
4gr of H4831sc and Federal 215 primers. I discovered this combo generates .5MOA groups with velocity about 3020fps outside of a 26" barrel. I exploit this very same powder in my 300wm taking pictures 180gr drugs, so It really is pleasant to have 1 powder for both of those.
Run your load up with the particular powder (sc or frequent) and large amount you might be applying although. Very same melt away price doesn't suggest it can behave "just" the same. I've observed about a hundred fps distinction between sc and mil-surp lots of H4831.
IMR powders also preform nicely for me with a single notable exception. Many of the chrongraphing I've completed with them indicates the velecity is consistant above 32 levels but starts to vary once the temp begins to drop. The nearer to zero I get the more they vary. I've witnessed just as much as 250 fps in a 10 shot string with my 243 and 223 in the Wintertime time close to here. Haven't noticed this with some of the other powders.
Apache Jct Superior data, I have jars of both equally and usually puzzled if they could be reloaded Using the identical recipes must I h4831sc load data run out of 1 or the other.
I am working with it that has a 210 Berger. In my rifle, H1000 was not as accurate. RL22 did perfectly but I used to be a little concerned about temp security. I believe I am at 72 grains and obtain all-around h4831 vs h4831sc 2850ish fps
excaliber mentioned: I've observed the exact opposite to generally be correct in my gun. H4831SC was the slowest powder with a hundred and eighty g Accubonds. RL22 was a much faster and Similarly exact powder in my 300 Acquire Mag.
With the smoother circulation characteristics arrives additional uniform charge weights, although the person grains orient additional compactly, creating greater loading density.
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I have had identical practical experience with H4350. For me, some ball powders is not going to shoot effectively with something apart from Fed215's. Some elements just Will not Perform perfectly with other. Appears like you've got decided on 3 fantastic powders, I'd hope at the least one of these to shoot.
It has been a little bit, but I did get some 4831 SC to test. Identified a node and shot some teams. I shot a .6 five shot team these days. It is really somewhat slower than H1000, but shoots good. Many thanks for the recommendation, It truly is good to are aware that I've acquired options when one particular or the other powder is dried up.
I usually often obtain the sc Edition. Using a powder measure it hangs up much less as a result of shorter kernels and I feel permits a lot more regular metering h4831sc load data so considerably less time you're taking trickling in the last bit of demand for making body weight. So in essence the SC will save you instances
I discovered that my 7mag one hundred sixty partitions ended up sub MOA with 4831sc with very low to min prices. I’m chatting 2700 (probably 2800) fps, it had been a lower 60s grain cost within a Norma situation. Not what I was searching for, but accurate Nevertheless.