Imr is a registered trademark of the imr powder company assigned to the hodgdon powder. Longrange shooters found 4831 was superior to previously available powders. Powder left in the reloaders powder measure hoppers for extended periods, overnight or several days, should be avoided. In fact, varget and h4895 give the lowest mv values of the thirteen powders listed for the. Powder indicated is slower than imr4831 and imr4350, and calculated charges must be reduced by about 5 to 10 percent if imr4831 or imr4350 is used.
The book was interesting, but i got the feeling that everything was being skimmed over. The history of reloading accurate smokeless powders. Hunters take their sport very seriously, and they need to be certain that they have both the power and velocity under their arm to get the job done. As these propellants became military surplus after the war, large quantities of different batches were blended together to make products with uniform average performance for sale to civilians. He recommends a load for 4831 that involves a small charge of a fast powder against the primer, then the 4831, then a fiber filler to keep it all in place. Same 87 grain bullet with h4831 in the hodgdon manual there is not a compressed load listed with this powder 58 grains and bullet combination but there is a compressed load with imr powder 60 grains. Powder indicated is similar to imr4831 and imr 4350. Equivalency between hogdon h4831 and imr 4831 shooters. Like the us australia has a long and proud military history, a history that is. I recommend every one, but with the aforementioned. Powder choice is very much dependent on throat length.
The 10th edition handbook of cartridge reloading is packed with the latest from hornady. Imr 4831 smokeless reloading powder bass pro shops. Like evans im from south lake tahoe though currently residing elsewhere due to some of the issues in the book surprisingly ive never heard of the guy or even have any facebook friends in. Refer to order chart or dropdown box for available powder types. Looking for any advice on reloading for my 300 wby using h4831. Told from a young womans point of view, the novel of the white powder is a story of a young man who goes from a diligent, if a bit obsessed, student of the law to something completely inexplicable and terrifying. Carl, i remembered an article i read in an old nra book,cast bullets by e. Select a bullet make barnes berger hornady nosler sierra swift. Ive also done a lot of reading, studying, and loading of 3006 for the garand, and in addition to the advice on these gasoperated rifles to stick to 40644895 burning speed powder certainly never anything slower than 4320, there is the historical anecdote about the 308. First the sister tries to get her brother to stop reading and studying so much. Three ways to get the hornady handbook of cartridge reloading. The book has the feel of a text version documentary. That is why one of my criteria is a history of production.
Hodgdon powder, imr powder and winchester powder expressly disclaim any and all warranties with respect to any and all products sold or distributed by them, the safety or suitability thereof, or the results obtained including, without limitation, any implied warranty of merchantability or fitness for a particular purpose andor any. Buy the hodgdon h4831 rifle powders and more quality fishing, hunting and outdoor gear at bass pro shops. Powder valley shop reloading supplies and ammunition. Gunpowder is a lowexplosive substance that is used as a propellant in firearms. Over the years the recipes for these powders has changed to suit each nations needs. The 270 with a grain and h4831 powder is an all time great reload round. No, h and imr 4831 are not too slow for use with cast bullets in fullpower autoloading rifles, either the garand, or other rifles. Available at retailers nationwide and online, access all the information you need in print or digital formats. Designed specifically for use in mediumsized magnum rifles using heavier bullets, this powder can.
Ive completely forgotten where i got the load data from and when i look on the web im seeing that imr 4831 matbe too slow burning to be safe in an m1 garand. Search this site for a great deal of information on using the 4831s and. It had its origin in the 3006 as a military powder and was the first powder bruce. When h4350 was first introduced, it was pretty consistently a little slower than imr4350. Powder reloading components departments safari outdoor. A maximum load of imr 4831 will push the 120 grain bullet at over 3000 f. Remember that these powders are used internationally, in all climates. If you made a powder faster burning intentionally, it would cause high pressure scenarios that would generate litigation. Select a bullet weight 95 100 107 120 123 129 140 142 143 147 150. I have other powder choices and better powder choices but this comes with a short story. Hodgdon was the first to introduce this popular propellant in 1950 and, since that time, it has become a favorite for cartridges like the 270 winchester, 2506. Winchester cases and cci primers were used for all of these loads, which were chronographed in a 24 barrel. Beautiful is the major track that the grams unleash on the world and its a pure hit. I remember the hoopla when norma 205 came and guys were getting some pretty hairy velocities from the 3006 and 7x57, over more traditional powders.
Remingtondupont set up the powder plants in australia making powders like its imr powder lines. We learn in class the chemistry of black powder, the powder but not the history so accurately told. Powder needs to be stored in original containers only, when not in use. Bruce hodgdon was the first supplier to introduce this popular. Number 4831 was used to load navy antiaircraft machine gun ammunition, and number 4895 was used to load united states service rifle ammunition. During the 8th century tang dynasty, sulfur and saltpeter were first combined with charcoal to create an explosive called huoyao or gunpowder. Imr 4831 is faster than h4831, and is a completely different powder. It details with history and interviews the changes seen in americas ski towns and ski bum culture. He does that eventually, but his behaviour soon changes for the worse. H4831 was first sold in 1949 and was salvaged 20mm cannon powder, when this ran out hodgdon had a similar powder made in scotland by nobel. This smokeless powder is ideal for your reloading needs. Designed specifically for use in mediumsized magnum rifles using heavier bullets, this powder can always be relied upon to aid a hunter.
Hodgdons exclusive line of extruded rifle powders was developed to give shooters consistent performance load after load, in ever the most extreme heat and cold. Select a bullet type accubond long range accubond accubond long range spitzer accubond spitzer aframe amax ballistic tip accubond ballistic tip spitzer bt bthp custom competition hpbt eld eld match eldx hpbt. I interpret this as providing a little head room for experimentation if i can figure out how to cram more powder in the case. Having discussed bob hoffmans failed attempts to create a protein powder that was both tasty and efficient, the time seems right to examine rheo h. Although i saw no signs of pressure the pucker factor was there while shooting this load at max and over by some books. The alchemist wei boyang wrote the book of the kinship of the three detailing the experiments made by the alchemists. He ordered his troops to carry their powder and ball together in the form of a cartridge that was generally a cylinder of paper, twisted on both ends, with the charge ofblack gunpowder poured on top of the ball. If you made a powder slower, it hurts noone and you would use a little more to get the same pressures. The can was old enough to vote when i got custody of it and i have had it another 25 years. Fortunately, velocity and power are delivered by imr 4831. Min charge max charge optimal charge bullet make bullet type primer notes.
Over 1,000 pages of reloading data, techniques and bullet information. Aircraft art boats bolt action rifles books camping cars cartridges. This intensely selfimportant film has no idea how absurd and unconvincing it is. Hodgdon has been supplying shooters and reloaders with top quality powder since the.
Hodgdon was the first to introduce this popular propellant in 1950 and, since that time, it has become a favorite for cartridges like the 270 winchester, 25. I have loaded beyond the book but being extremely cautious watching pressure signs and if it shows early on i stop and drop a half a. These are all great, well tested and established reloading powders. Imr 4831 powder yields muzzle velocity values over ten percent greater than varget and h4895. A fine extruded powder, it flows accurately and with ease through measures and delivers matchgrade accuracy when put to use. Never use imr powder data for any other powder types with similar numerical designations. Obviously there is a lot of material to cover, so it is understandable. Never substitute smokeless powder for black powder. You dont hear it, you dont see the video, but you know that this is the greatest song ever written. It wouldnt surprise me that hodgdons powder would win the benchrest matches. The data show that this is a hot cartridge with the right powder. I had a 7 mm remingon magnum with a good scope and sighted in to go up through the line of sight at about 80 meters and come back down across the line of sight at about 350 meters using hodgdons 4831 war surplus powder and sierra 168 grain hollow point boattail. Blairs famous protein powder from the midtwentieth century iron game historians will long be aware that blairs protein powder was the go to supplement for bodybuilders, average trainees and even hollywood stars of the 1960s and 1970s. Ramshot silhouette, vitavuori n170, hodgdon varget, hodgdon 4831, etc.
Search this site for a great deal of information on using the 4831s and other slowburners in the garand with cast bullets. The history of reloading accurate smokeless powders reloading. It is probably safe to say more big game has been taken with h4831 than any other powder. Apr 08, 2016 the 270 with a grain and h 4831 powder is an all time great reload round. Powder is a 1995 american fantasy drama film, written and directed by victor salva and starring sean patrick flanery in the title role, with jeff goldblum, mary steenburgen, bradford tatum, and lance henriksen in supporting roles. For the reasons stated, the 270 performs best with slower powders like 4350, 4831 imr and hogdon and the 308 performs better with faster powders such as 4041, varget, 4895. As far as one powder for both, you will compromise the efficiency of both the 270 and the 308. Im reloading 180g nosler accubonds and ballistic tips right now using imr 7828 but im running low on powder. Ide like to be 30003100fps and not have the powder effect my cheeks. The reason i suggested buying the berger manual is it is a good read and has berger history etc,really worth it,didnt mean to offend. Equivalency between hogdon h4831 and imr 4831 shooters forum. Improved military rifle propellants are tubular nitrocellulose propellants evolved from world war. Yes, theyre too slow for use with jacketed bullets. Powder takes you through the insandouts of the music industry in a tale that you simply wont put down.
The shorter size allows h4831sc to flow through your powder measure and alleviate the constant cutting of. I would have liked some more diagrams to illustrate some of the points the author was talking about. Number 4831 was used to load navy antiaircraft machine gun ammunition, and number 4895 was. See more ideas about history, interesting history and historical photos. What is difference in imr4831, h4831, h4831sc the high road. Numerous modern smokeless powders are double base in construction, containing both nitrocellulose and nitroglycerine. Imr 4451 as a medium burn speed, this enduron technology powder gives top performance in. H4831sc ballistically, this extreme extruded powder is the exact copy of h4831.
It is a very bulky, singlebased powder, composed of 85% nitrocellulose and 15% stabilizers, flash inhibitors and graphite. As a formally educated chemist who as a child began his interest in chemistry by making black powder in his backyard, and what kid didnt in the 1950s, i found this book fascinating. Recently, however, ive noticed on the hodgdon website that h4350 loads are often a little lighter than imr4350 loads, implying h4350 is a little faster. First, ball powder, a double base powder, was invented in 1933. I ran my h4831 with 165 gks and got 3031 maybe 3016 book is out in the shed but that was 77gns. Denser, slower burning powders like h4831sc are what can give cases like the 270,3006, 7x57, etc, a shot in the arm and increase velocities. Our exclusive line of extruded rifle powders hodgdon extreme was. Reloading for the m96 ive a lot of 4831 and just picked up a nice 1906 all matching other than cleaning rod model 96. Imr 4166 is the perfect burn speed for cartridges like the 308 win7. On page 15 of sharpes book, he states that the swedish king, gustavus adolphus started things along in the early 1600s. Imr 4166 this fine, extruded powder is the first in the series of enduron technology powders. Most manuals are alittle light so the loads can work in any gun if you start at the bottom and work up till you see pressure signs.
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