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H4831 vs H4831sc
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Picture of Cary Howard
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What are the advantages of regular H4831sc over H4831?
 
Posts: 210 | Location: Oklahoma | Registered: 20 July 2010Reply With Quote
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Picture of Cliff Lyle
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Cary,
The only thing I am aware of is that (SC) short cut meters better. I don't believe there is any difference in load data.

On a separate note, I used to live just west of Elmore City, in Cox City.
 
Posts: 2155 | Location: Oklahoma | Registered: 03 October 2006Reply With Quote
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Picture of vapodog
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quote:
Originally posted by Cliff Lyle:
Cary,
The only thing I am aware of is that (SC) short cut meters better. I don't believe there is any difference in load data.

On a separate note, I used to live just west of Elmore City, in Cox City.
tu2

and the density is greater with the short cut so one can actually get more of in a case.


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Posts: 28849 | Location: western Nebraska | Registered: 27 May 2003Reply With Quote
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Picture of Oddbod
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I've used both & seen no notable difference whatsoever in the results (chronograph).The SC does meter better(not so important nowadays....) & 60gr in a .270 is possible without a compressed load. Big Grin
 
Posts: 610 | Location: Cumbria, UK | Registered: 09 July 2007Reply With Quote
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I'd disagree! I found that in my RCBS Uniflow I got a lot of "hang ups" with the SC version. Apparently it is not graphite coated.

I reverted to weighing charges using the Lee scoops. And did find that it "packs" better in the case, as was said, than the long grain version.
 
Posts: 6823 | Location: United Kingdom | Registered: 18 November 2007Reply With Quote
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Picture of Cary Howard
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I asked because the load data that Berger sent me for my 6.5x284 shows H4831sc and I have a new jug of H4831. I was just wondering if it would be okay to use what I have. I'm new to reloading and I'm a little overly cautious!!!!!
 
Posts: 210 | Location: Oklahoma | Registered: 20 July 2010Reply With Quote
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Picture of vapodog
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quote:
I don't believe there is any difference in load data.

This is correct.....H-4831-SC = H-4831 in load data!


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Posts: 28849 | Location: western Nebraska | Registered: 27 May 2003Reply With Quote
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Picture of Von Gruff
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quote:
Originally posted by Cary Howard:
I'm new to reloading and I'm a little overly cautious!!!!!


Applaud the caution. That is how to become and old experienced handloader.

Von Gruff.


Von Gruff.

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Gen 12: 1-3

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Acts 4:10-12


 
Posts: 2693 | Location: South Otago New Zealand. | Registered: 08 February 2009Reply With Quote
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Picture of TEANCUM
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quote:
Originally posted by Oddbod:
I've used both & seen no notable difference whatsoever in the results (chronograph).The SC does meter better(not so important nowadays....) & 60gr in a .270 is possible without a compressed load. Big Grin


As stated above!!!!
 
Posts: 1788 | Location: IDAHO | Registered: 12 February 2005Reply With Quote
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Picture of Huvius
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I must be misunderstanding something here.
I too have read that the charge weights for H4831 and H4831SC are the same.
That would mean that the SC is a slower powder, right?
It is counterintuitive to think that smaller granulations of a particular powder wouldnt burn at a faster rate.
Anyway, the H4831 is fairly popular in large capacity cartridges because it is rather bulky - no filler needed in my 360No.2. But, the SC version would most likely need a filler.
Any idea of the volume differential between the two?
 
Posts: 3368 | Location: Colorado U.S.A. | Registered: 24 December 2004Reply With Quote
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according to Hogdon, they are the same powder. And the formula for either can be used weight wise.
The SC stuff does meter better, at least my findings, and as the little logs can nestle closer together, they takes up less room.


Aim for the exit hole
 
Posts: 4348 | Location: middle tenn | Registered: 09 December 2009Reply With Quote
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quote:
Originally posted by Huvius:
I must be misunderstanding something here.
I too have read that the charge weights for H4831 and H4831SC are the same.
That would mean that the SC is a slower powder, right?
It is counterintuitive to think that smaller granulations of a particular powder wouldnt burn at a faster rate.
Anyway, the H4831 is fairly popular in large capacity cartridges because it is rather bulky - no filler needed in my 360No.2. But, the SC version would most likely need a filler.
Any idea of the volume differential between the two?


Not sure what the actual density difference is, but I would guess it's actually pretty small. 100+ grains of the SC version is a loooooong way from needing a filler in my 416 Rigby case.
 
Posts: 257 | Location: North Carolina | Registered: 18 July 2008Reply With Quote
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i guess ill be the odd man out here and say that ive just had better accuracy overall in my guns using short cut. Not that that statement holds true a 100 percent of the time but more often then not.
 
Posts: 1404 | Location: munising MI USA | Registered: 29 March 2002Reply With Quote
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Picture of z1r
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quote:
Originally posted by Lloyd Smale:
i guess ill be the odd man out here and say that ive just had better accuracy overall in my guns using short cut. Not that that statement holds true a 100 percent of the time but more often then not.


Though velocities are the esentially the same, I too find SC a tad more accuarate. Certainly easier to meter in my thousand year old RCBS meter.




Aut vincere aut mori
 
Posts: 4865 | Location: Lakewood, CO | Registered: 07 February 2002Reply With Quote
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When using data established using the SSC version, if you use the standard version it will take up more room in the case. If the SSC data is for a slightly compressed load, then you may not find the use of the regular granulation practical (can't get it all in the case).

Otherwise, simply treat the two powders as different lots of the same powder and work up from below as one would normally (at least advisedly) do.
 
Posts: 13259 | Location: Henly, TX, USA | Registered: 04 April 2001Reply With Quote
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Picture of icemanls2
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I called Hodgdon and they say the 2 are exactly the same too a T. The sc is just cut in half to meter better. The load data is identical. I'm guessing if anyone would know, i'm going to believe them! I was curious as well as not too long ago i wanted to use a load calling for the SC and i had about 10 lbs of the standard H. Hodgdon said use it, it's the same. I'm just curios as to why they would offer 2 of the same thing? Just make the sc or the H and be done with it and quit confusing people.
 
Posts: 442 | Location: Michigan | Registered: 14 October 2009Reply With Quote
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I worked up my pet load using the original H4831 and noticed little difference when switching to the SC.


Captain Finlander
 
Posts: 480 | Registered: 03 September 2010Reply With Quote
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I have used both to load for 6.5x55 and have noticed any difference in performance.
 
Posts: 79 | Registered: 26 September 2008Reply With Quote
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quote:
Originally posted by Cary Howard:
What are the advantages of regular H4831sc over H4831?


I don't have a chronometer, so haven't studied the matter closely, but did not see any difference in a 7mm magnum.


TomP

Our country, right or wrong. When right, to be kept right, when wrong to be put right.

Carl Schurz (1829 - 1906)
 
Posts: 14710 | Location: Moreno Valley CA USA | Registered: 20 November 2000Reply With Quote
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Picture of icemanls2
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quote:
Originally posted by mrjulian_1970:
quote:
Originally posted by Huvius:
I must be misunderstanding something here.
I too have read that the charge weights for H4831 and H4831SC are the same.
That would mean that the SC is a slower powder, right?
It is counterintuitive to think that smaller granulations of a particular powder wouldnt burn at a faster rate.
Anyway, the H4831 is fairly popular in large capacity cartridges because it is rather bulky - no filler needed in my 360No.2. But, the SC version would most likely need a filler.
Any idea of the volume differential between the two?


Not sure what the actual density difference is, but I would guess it's actually pretty small. 100+ grains of the SC version is a loooooong way from needing a filler in my 416 Rigby case.


Not neccessarily. Sc could be looked at as slower i suppose as it has to burn 2 Granules to make the same pressure as 1 granule of Standard H. So essentially they would burn the same. Correct?
 
Posts: 442 | Location: Michigan | Registered: 14 October 2009Reply With Quote
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posted Hide Post
quote:
Originally posted by Huvius:
I must be misunderstanding something here.
I too have read that the charge weights for H4831 and H4831SC are the same.
That would mean that the SC is a slower powder, right?
It is counterintuitive to think that smaller granulations of a particular powder wouldnt burn at a faster rate.


The burn rate is determined by the rate from the outer cylindrical surface to the center, not from the end of the cylinder. If the sc is the same diameter as the 4831, no burn rate difference.
 
Posts: 29 | Location: Oregon | Registered: 28 December 2009Reply With Quote
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