The 5-Second Trick For h4831sc load data
The 5-Second Trick For h4831sc load data
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Ballistically, Hodgdon H4831 SC Powder is the exact duplicate of H4831. Physically, it's got a shorter grain measurement, thus, the designation SC or brief Slash. The shorter, far more compact kernels enable the powder to circulation through the powder actions extra easily, assisting to reduce the continuous chopping of granules.
This has become the biggest causes reloaders are admonished to implement new data only; and to get started on low each and every time you have a brand new great deal of powder. You don't truly know (Unless of course the corporate informs you so) that the new wide range of powder was even created at the identical factory because the powder to procure a few years ago.
Together with the 154 grain Hornady SP while in the 280, H4831 gave me great teams and fantastic velocity, but Rottweil R905 incorporates a drastically higher velocity and provides marginally far better precision. With Swift one hundred fifty grain Sciroccos inside the 7mm RM, H4831SC gave superb precision and velocity, but RL22 was marginally far better. Consequently, in Just about every of these cases I went with An additional powder, but I will surely detest to divest myself of the H4831.
The only real big difference as I comprehend it would be that the SC was designed to operate through powder measures superior (which it does). The longer grains tend not to feed perfectly in the least in some measures. Thats my 02 :grin:
I'm sure, tough times. H4831SC will definitely perform, I just did not like the case density when loaded prolonged. I do not recall powder demand off the best of my head but I was launching a Berger 168gr VLD at 3,000fps which can be the place I commonly purpose to become. Within your situation using what you have (and what I should have performed) I might get started with the top from the bearing floor with the bullet right on the shoulder/neck junction, and flirt with extending seating depths from there when you finally look for a velocity node.
I am employing it with a 210 Berger. In my rifle, H1000 wasn't as exact. RL22 did perfectly but I h4831 vs h4831sc was somewhat worried about temp stability. I believe I'm at seventy two grains and have around 2850ish fps
excaliber stated: I've identified the exact opposite for being correct in my gun. H4831SC was the slowest powder with 180 g Accubonds. RL22 was a considerably faster and equally exact powder in my three hundred Acquire Mag.
At present utilizing IMR 4831 inside a 300WSM, and find out the H4831sc is a popular choice for this caliber and yields a bit more velocity. In addition to it currently being brief Minimize, exactly what is the difference in both of these powders, and will I switch to H4831sc?
Why would I mention this? Exactly what is my level? I'm not sure that there's a true valid point besides what's preferred with most has not been well-liked with me at all in these situation. Do I just Have a very powder jinx or some thing? In order to demonstrate how outrageous I really am, tomorrow I'm selection testing a good friends new .
Operate your load up with the specific powder (sc or frequent) and good deal you are working with although. Similar burn up amount does not imply it'll behave "accurately" the identical. I have seen in excess of a h4831 vs h4831sc hundred fps difference between sc and mil-surp a great deal of H4831.
NBTs or Hornady VMax, but have a limited provide of Varget, as well as a ton extra available H4831SC. I shoot 55 gr. loads Nearly exclusively, since that is certainly exactly what the rifles shoot the ideal.
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The reality that the H4831 is indeed a slower burning powder is specifically why you happen to be viewing higher velocities attained with that powder, instead of what you've found with the IMR things.