large rifle primer heat chart

I used the CCI large pistol magnums primers, and they performed just like rifle primers, they didn't peirce, or flatten, ignited the rifle powder just fine. Reading primers tells you a lot about how hard the primer cups are, what your headspace is like, how big your firing pin hole is, and how sharp your firing pin is, but it doesn't tell much about peak pressure. Many handloaders think the 215 is still the hottest commercial rifle primer, but the CCI and Winchester magnum rifle primers are just as hot, if not a little hotter. bullet and brass. http://www.serveroptions.com/ubb/Forum6/HTML/003275.html, [This message has been edited by Dutch (edited 02-08-2002).]. Compare Compare Now. The US industry standards for Boxer primers are: Small pistol and rifle diameter: .175" Small pistol and rifle height: .110" Large pistol and rifle diameter: .210" Large pistol height: .110" Large rifle height: .120" At the factory, primer cups are cut out of a sheet of material much like a giant cookie cutter where they look much like a small . You may not reproduce original text or photos without advanced permission in writing. Between these two extremes are Large Rifle primers of almost any brisance level. 0000153414 00000 n This is interesting, according to this, Federal Gold Metal MatchKing 308 ammo should not be shot in a AR10 or 308 platform. Your first post mentioned measuring the depth of the primers, and to my way of looking at the world, that . His varmint bullets are absolutely fantastic. NOTE: This data is reference only. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. WSL. LP = Large Pistol . Winchester Reloading Small Pistol Magnum Primers. Fiocchi Large Rifle Primers. CCI BR2 and the Fed 's were the most even of the common ones. 1.09K Views. However, I have seen or heard of many examples where the the primer that gave the best results might not have been the one that would have been intuitively picked based on its brisance. I like the Wolf/Tula also because there a couple .0001s larger diam. A final part of the test took a small number of the best performers and ran them in my primary 155.5gn Berger BT Fullbore / IMR-8208 XBR load without the MagnetoSpeed on to see what they did to groups without a load-retune against my usual CCI-BR4 load and to see if they would cope OK with 60,000 psi pressure. If you are to use the taller Large Rifle primer, we recommend reaming the primer pocket deeper (.125"-.132"). How critical is the primer seating mechanism? Primer with Biggest Group Size: CBC Magtech 9 (0.7 average, three 5-shot groups). Very interesting. PSA 300blk with some off brand remanufactered ammo. One of the frozen rounds with the CCI BR 2 hang fired. The Fora platform includes forum software by XenForo. test, using all the different primers that we have here. Primer cup dimensions are controlled to .0001", and the priming mix is specially formulated for consistent ignition with a wide variety of powder types. 0000001728 00000 n It confirms what many of us have known for a long time. 0000077528 00000 n CCI 400 primers are designed for .22 Hornet, .218 Bee, .219 Zipper, and .222 Remington loads: NOT for .223 Remington! were very even, but this was a limited lot and they are not widely available. 5 Alliant e3 40 Ramshot True Blue. NRA Member..SWCA Member..Semi-Retired, But Not Dead Yet. 0000015264 00000 n A F215 in a .338 Win Mag load. Small pistol and rifle primers utilize a cup 0.175" in diameter, while large pistol and rifle primers measure 0.210" across. I don't have a link to the site , but 6mmbench rest.com or one of those type sites have extensive pages on standard primers. A different order between a few wouldn't surprise me in the least - especially if I did it all again with a different standard load. We thought of doing the test on 4 different case sizes. Are there any primer hotness charts here? Primer Flash Test Photos. Originally designed for the bolt-action Mosin-Nagant rifle, it was used during the late tsarist era and throughout the Soviet period to the present day. The pressure changed dramatically sometimes (8k-13k PSI). Standard deviation . The military imposes specific upper and lower sensitivity limits. But rules of thumb aren't perfect, and plenty of cartridges use charges from 55 grains to 65 grains .30-06, .270 Win. In Winchester testing labs, primers are constantly and rigorously tested for consistency and sensitivity at temperatures and conditions far beyond the range of normal usage. Any use of this content without express written consent is prohibited. For example, would you guess that Sellier & Bellot primers had the lowest ES, by a significant margin? Buy in store-Limit 2. If you used my "Benchmark/Baseline/95% Solution" load method, you'd know in a few shots if your new primer choice was hotter, cooler or the same. Small pistol primers - which are about the same size as small rifle primers but designed specifically for handguns. Stronger hit is probably more consistent. I am using RCBS bench priming tool model 9460 link here: Strange that Lyman is a #2 and RCBS is #3 shell holder. Are Wolf Primers still consistent? A write-up will be done soon. All the following groups were 3 shots at 100 yards, I wrote Great info. Three shot groups. The new Russian When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 6 rounds with the RWS primers hang fired, including 2 of 0000002349 00000 n Note the spreads. The barrel was 24 inches long. Check With Your Local Ammo. Cases larger than that we normally used magnum primers. *Must have a registered ARFCOM account to win. Federal Gold Medal Large Magnum Rifle Primer - 100 Ct. $9.39. For a better experience, please enable JavaScript in your browser before proceeding. Powered by UBB.threads PHP Forum Software 7.7.5. Hi Laurie, your comment re S&Bs slack fit raises my question. Rifle cartridges 5,652 R and cal. 0000053767 00000 n The main question that remains for me is how the primers results might vary between different cartridges, bullet weights, and powder loads. 3.7-5.5 .3997, 10 CCI BR2 4.37 firing 15 Nosler 130-gr. Since then almost every company has changed their primers. Read more; CCI #34 7.62mm Military Primers. [#11] I also had no problem finding the thread in the archives. My experience with the small rifle primers is just the opposite. If you shoot a .308 Win, or any cartridge that uses a Large Rifle (LR) primer, you should read an important article by Laurie Holland in Target Shooter Magazine. The Murom KVB-7 or KVB-7M should be the Wolf LR-M under a different name. It was topped with a Leupold 6.5-20X scope in Leupold Good read! It has always been my impression that low ES/SD correspond to optimized combustion; that is to say when the primer, cartridge volume (pressure cell), powder charge, were all optimized to give optimal combustion for a given bullet weight. Out-of-Stock. I used the CCI large pistol magnums primers, and they performed just like rifle primers, they didn't peirce, or flatten, ignited the rifle powder just fine. All cases for each group Another thing that is not in this test, but I have noted, is using a newsprint wad over the primer. Most important thing to find out is. temperatures. CCI BR2 Large Rifle Primer 100-Pack $ 13 99 13 dollars 99 cents. 0000028110 00000 n It was also years ago and things may have changed. Primers are tested for reliability from -20 degrees F to +150 degrees F. Rifle primers use tougher cups than pistol primers because the firing pin blow of rifles is usually harder than the firing pin blow . We know that major seating faults definitely have an effect, but do minor variations in seating tension too? CCI No. Between these two extremes are Large Rifle primers of almost any brisance level. And, NO! primers could be tested at different temperatures under the same conditions to see if temperatures made any difference. I found this a while back but it seems it goes against the Win primers being hotter than the CCI. The pointer remains at the highest point of the shot. Large Rifle 5,3 Boxer. 22661. I would like to state 6mmBR.com is the best guide for 6mm BR Benchrest precision shooting, complete with 6BR FAQ, Reloading Data, Shooter Message Boards, Reader Polls, and Photo Gallery. Thanks. Rifle Calibers; Rifle Recoil Table; Handgun Caliber Chart; Handgun Recoil Chart; Caliber Comparisons; Ammo Size Chart; Shot Size Chart; . Dev, 1 Fed Match GM215M 6.12 5.23-6.8 .351, 2 Federal 215 LRM 5.69 $7.30. 4.5-7.4 .4832, 4Winchester WLRM 5.45 5.1-6.0 .2046, 5 Remington 9 1/2 LRM 5.09 3.5-6.75 .6641, 6 Winchester WLR 4.8 Or if they are so constantly tweaking their formulas and mixes that the information we're looking for is too much of a moving target. })(); To comment on a post, click Post Title or "Comment" Link. rifle in its original stock, and installed a Leupold 6.5-20X scope in Ruger #34 and #41 are military primer designations for large and small rifle primers, respectively. Three shot groups. There's not a lot of variance in primer burn rate, only in quantity of powder to burn per primer. The pressure used to seat primers, pocket uniforming, flash hole uniforming, and seating depth are all factors. I think we have enough data above to get some sort of idea of how You must log in or register to reply here. $5.03. What is the pressure of a .44mag? Even though they dont recommend it? Very good read. I think the BR4 is milder than the CCI 400 primers. 0000076644 00000 n WHILE MAGTECH BRAND PRIMERS HAVE NOT BEEN IMPORTED AND OFFERED FOR SALE THROUGH AUTHORIZED CHANNELS FOR SEVERAL YEARS, THERE ARE STILL SUBSTANTIAL QUANTITIES REMAINING IN RELOADER'S INVENTORIES. Laurie loaded .308 Win ammo* with 16 LR primer varieties and then tested for average velocity, ES/SD, and group size. SR = Small Rifle . Federal Champion Centerfire Small Rifle Primer - 100 Ct. No media assets available for preview. for the 300 Weatherby magnum. 0000077015 00000 n CCI 350 Magnum Large Pistol Primers 100-Pack $ 6 99 6 dollars 99 cents. Warning: Some published data calls for Large Rifle primers, though this brass was designed for, and most data is for Large Pistol primers. 0000005537 00000 n Primer with Highest Velocity: Remington 9 LR (2815 fps) For this test, I used previously necked up and fireformed Norma 22-250 brass, body sized with a custom Redding . average velocities and MV consistency. Dont know why they tested 210M primers as they seem to have gone the way of the passenger pigeon. hbbd```b``:"gI~ 2.l#0qd f$3|{ 4 I have not measures themperhaps your not seating them fully? Some of Lauries results may surprise you. CCI #250 Large Rifle Magnum Primers (1000) Rated 5.00 out of 5 $ 95.00. Keep them all the same. :u0RFH1r)F#a9nZh. Both for 6.5 CM. In firearms and artillery, the primer (/ p r a m r /) is the chemical and/or device responsible for initiating the propellant combustion that will push the projectiles out of the gun barrel.. All Rights Reserved. CCI 250 MAG Large Rifle Primers - 100 Ct. $9.49. Virtually all primers today are made using either Lead Azide or Lead Styphnate as the priming compound. Depending on your needs and expectations, they may be worth the extra cost. It's higher than 30-30, and not much less than the 30-06. 6,5 to 9,3 mm: 100: 10: 33: 18,4: 40,5: Percussion caps. The ES/SD numbers will therefore be higher than is typical with five-shot strings. The following are with 92 grains of H 870, same bullet and 0000003606 00000 n The average group size for the top six primers varied by only 0.10 (0.43 to 0.53), so one cant conclude that one type is much better than another. Copyright 1996-2023 AR15.COM LLC. Add to Wishlist. (The total velocity spread for all primers was 35 fps). Most of the tests were of 100 or more primers. [ARCHIVED THREAD] - Primer burn rate(?) CCI No. Almost forgot, Saeed has some data too http://www.accuratereloading.com/primer.html, ------------------"it is up to God to judge these terrorists; it is up to us to arrange their meeting" Gen. Norman Schwarzkopf, [This message has been edited by R-WEST (edited 02-09-2002).]. borrowed. grains in, or a variety of combinations). For this we would leave some loaded rounds in the freezer, and 300 | 1,000 Count $ 42.99. $7.99. We have found the following primers in our possession. 0000053144 00000 n Thats counter-intuitive and its odd that Rems were at opposite ends of the speed spectrum among ALL primers tested. All powder charges For starters, based on the loads tested, which duplicate maximum published 6.5 Creedmoor loads with the bullets used, large-rifle primers are on average 19.66 percent better than small-rifle . This may be the most comprehensive and thorough LR primer test ever done. 0000015415 00000 n It has a 27-inch barrel, and we installed a %PDF-1.4 % But be sure to remove it before you pop a primer, thermometers propelled by the GI's wolf whistles and shattering on the walls of the ward. here that there is nothing scientific about this experiment. Interesting read, thanks! Get a deck of Remington Playing Cards for $1 with ammo purchase. hb```,? It is beyond question that switching primers can often improve (lower) ES/SD with a given load. It will still fire, but they get fliers and open groups. Editors Comment: Laurie shot three, 5-shot groups at 100 yards with each primer type. following primers in our possession. I know everyone has a favorite, and although theyre really tough to get, I would really liked to see the Wolf LR-M in that mix. Three shot groups. V361617. Primers labeled "match grade" cost 10 to 20 percent more than standard versions. Leupold LPS 3.5-14X scope in Sako mounts on it. Get a Federal Dry Bag for $2 with ammo purchase. $7.49. $ 249.99. JavaScript is disabled. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Free Shipping Eligible! This is where the similarity ends. This would give us some sort of idea of how they perform in I wanted to see if anyone else has my experience with wolf primers which is contrary to the notes in the OP. By contrast to the Fiocchis, they were an almost slack fit in the cases and this may have contributed to their consistent performance. Laurie Holland. The following loads with 63 grains of H870, same bullet and CCI "APS" Large Rifle Primers Strip . (function() { I just remembered people liking them. were of 50 when limited amounts were available. But if you cant spare the time right now, here are some highlights below: Primer with Lowest Velocity: Remington 9 M Magnum (2780 fps) to be similar in burning rate. The standard primer types are pistol, pistol magnum, rifle, and rifle magnum. The first "magnum" primer, the Federal 215 was designed for this very purpose. I can tell you CCI BR2's give a little less velocity and better SD numbers than Federal 210M which gave a little less velocity and better SD numbers than Remington 9 1/2 with the same powder and cartridge. 0000002213 00000 n 5180 meters per second for Azide, 5200 meters per second for Styphnate.3. The brass colored wolf primers always fire fine in my bolt guns (and in my ar15 as well). the frozen ones. Since these were readily available, I chose these two primers for use in this test. average of all the 4 groups above it. Federal Champion No. A few I am currently shooting CCI BR2 primers in my .25-06, but feel like I may not be shooting a hot enough primer. Large Rifle Magnum Match (LRM MATCH) Federal - 215m. 210 Large Rifle Primers - 100 Count. Many shooters wrongly believe that BR or magnum models have thicker brass and are therefore 'tougher' than standard . Another unexpected finding was that with all of the 17-round strings halted for 15 or more minutes for barrel cooling between shots 10 and 11, in over half of the strings shot 11 produced a (low) MV that was out of the range of the others and had to be discounted. Fiocchi 616 Shotshell Primers #209 | 1,000 Count $ 89.99. The first "magnum" primer, the Federal 215 was designed for this very purpose. I load those in hornet 222 220 swift and other varmint calibers. were weighed. Rated 4.80 out of 5 $ 105.00. By The Copper Pill. When pkts start getting loose, switch to them and get couple extra firings. Great article/op. Store For Availability. I finally had a primer fail, just last week. CCI "APS" Large Pistol Primers Strip No. The following are the results of the 25-06 Remington, shot Results are much closer than with the LR primers and again there was a surprise winner (CBC Magtech 7 1/2). CCI 350 MAG Large Pistol Primers - 100 Ct. $22.99. Holland, a talented shooter from the UK, tested no less than sixteen (16) different large primer types using a custom F-TR target rifle shot from the bench. xref I wish I had the original range data, but it's long gone. Of the others, there WAS a relation between weight and power. hb``Pc`` Add to Wishlist. We re The rationale for doing side-by-side tests is to see what effect primer choice has on ballistics, i.e. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. No issues with the copper cup Wolf. RWS, CCI BR2, Federal 210M, Federal 210, Thanks again for the excellent write-up and work! might make it easier to compare the velocity at normal temperature and cold 0000027388 00000 n Does this indicate that one primer creates more pressure for about the same velocity or does this mean that some primers will withstand more pressure before showing signs of failure? Large Rifle Primers Fed 215 WLRM CCI 250 Rem 9 M WLR F210 CCI BR2 CCI 200 Rem 9 Small Rifle Primers Fed 205 Rem 7 WSRM Fed 200 WSR CCI BR4 CCI 400 Rem 6 1/2 Between these two extremes are Large Rifle primers of almost any brisance level. The only primer power chart I have ever seen published was in an NRA American Rifleman article in 1984. brass. Thank you, It has no pistol primers, but if you look at the difference between the Remington 6 1/2 and 7 1/2, that's pretty typical of the difference between a standard rifle and a magnum rifle primer, though the material the 6 1/2 is stamped from is softer than the CCI of the same thickness and is known to leak gas if it is used in the .223. NOTE: Values in chart are based on 15-Shot strings. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. way up the neck. of extruded Hodgdon H4831. 0000027640 00000 n Out of stock. So, don't take this as gospel but as a rough indicator. Out of stock. 506 0 obj <> endobj I found this a while back but it seems it goes against the Win primers being hotter than the CCI. Use the .308 Win Palma brass and small primers myself. Those extra heavy tended to be stronger, and light were weaker. 200 Large Rifle Primers - 100 Count. 2847 0 obj <>/Filter/FlateDecode/ID[<17398BDBD67F214CBB3755FAA4BE7340><20967B39C4AB1349BB25AF309099C3A9>]/Index[2829 26]/Info 2828 0 R/Length 94/Prev 197341/Root 2830 0 R/Size 2855/Type/XRef/W[1 3 1]>>stream Thank you very much for your efforts in providing this excellent article. 2854 0 obj <>stream mounts. http://www.sksboards.com/smf/index.php?topic=56422.0, http://www.mpzflame.ru/production/primers/, www.sinclairintl.com/product/11248/Primer-Pocket-Tools, https://www.rcbs.com/priming/bench-mounted/automatic-priming-tool/16-9460.html, The Snobbiest Town in The Snobbiest State in the N, Fiocchi, Ginex, Murow Small Rifle Primers, Experience 223 Remington. Doesn't appear to work. I guess what my question boils down to is whether you think the range of primer performance you observed in your test here would carry over to other cartridges and powder selections. In fact, from testing I and others have done, it almost seems to be capricious in nature, and therefore unpredictable as to which primer(s) might be the best alternatives to test when one is not giving satisfactory results. Non-corrosive, all weather primers deliver fast, dependable ignition under any shooting condition. Weighing Primers: I did some test weighing and found the bench rest had virtually no variations. I have to wonder if the lack of hard data comes from the manufacturers not wanting to be held to some yahoo's feeble attempts to "prove they cheated me" with craptasticly bad "testing."