I use cci 400 for my AR with great success ! - All the large rifle primers measured have the same thickness. Sep 9, 2009. Winchester works to make sure all primers are reliable, instant and precise. The military imposes specific upper and lower sensitivity limits. CCI 250 MAG Large Rifle Primers - 100 Ct. $9.49. Lauries findings will doubtless influence many hand-loaders who hope to produce more consistent ammunition, or achieve better accuracy. average of all the 4 groups above it. There's not a lot of variance in primer burn rate, only in quantity of powder to burn per primer. only the velocity is the average of the three groups above it. grains in, or a variety of combinations). 0000001395 00000 n Three shot groups. $47.99: NA: Notify: Midway: Winchester Large Rifle Magnum Primers 8-1/2M. 0000027119 00000 n A good question Clive! 0000053407 00000 n 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. 3.8-4.8 .3218, 12 KVB 7 LR Russian 4.27 3.8-4.8 .2213, 13 Rem 91/2 (30 yrs old) 4.16 3.8-4.8 .3427, 14 Rem LP 4.47 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. Laurie loaded .308 Win ammo* with 16 LR primer varieties and then tested for average velocity, ES/SD, and group size. We also wanted to check if cold temperatures have any The rifle has a 26-inch barrel. They are very similar in their rate of propagation. Come join the discussion about performance, gunsmithing, troubleshooting, reviews, accessories, classifieds, and more! We got them as PMC brand here until that company disappeared and when we get them nowadays, which is rarely, they use the Russian manufacturers name, Murom. Three shot groups. (6 1/2 cup thickness is.020, 7 . This has been noted by some sharps shooters when they break a firing pin. Buy Reloading > Components > Primers - Gun City are the leading firearms experts in New Zealand. $7.99. We have found the following primers in our possession. 0000003606 00000 n 2854 0 obj <>stream Very good read. CCI "APS" Large Pistol Primers Strip No. We thought we would run our own The following loads are with 41.2 grains of VVN 540, which chart, http://www.shootingtimes.com/ammo/ammunition_st_mamotaip_200909/, http://www.castingstuff.com/primer_testing_reference.htm. New. Yeah yeah yeah, and matchkings won't kill a deer. We used Lapua brass and the The following are with 92 grains of H 870, same bullet and 0000002349 00000 n 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. This is on a DMS (don't mean squat) scale. 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. The first "magnum" primer, the Federal 215 was designed for this very purpose. Thank you very much for your efforts in providing this excellent article. Are there any primer hotness charts here? 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. 5.2-6.5 .4437, 3 CCI 250 LRM 5.66 0 From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. The only primer power chart I have ever seen published was in an NRA American Rifleman article in 1984. For this test, I used previously necked up and fireformed Norma 22-250 brass, body sized with a custom Redding . Gold Medal Centerfire Primer .205. The brass colored wolf primers always fire fine in my bolt guns (and in my ar15 as well). 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. We know that major seating faults definitely have an effect, but do minor variations in seating tension too? Weighing Primers: I did some test weighing and found the bench rest had virtually no variations. Trying to decide which primers to buy next. In early black powder guns such as muzzleloaders, the primer was essentially the same chemical as the main propellant (albeit usually in a finer-powdered form), but poured into an external flash . My .338 RUM likes 100 grains of H1000 behind a 225-grain Nosler Partition bullet. The Murom KVB-7 or KVB-7M should be the Wolf LR-M under a different name. For a better experience, please enable JavaScript in your browser before proceeding. rifle in its original stock, and installed a Leupold 6.5-20X scope in Ruger Not that I've ever seen. Three shot groups. Primer Flash Test Photos. The 7.6254mmR is a rimmed rifle cartridge developed by the Russian Empire and introduced as a service cartridge in 1891. Use the .308 Win Palma brass and small primers myself. But rules of thumb aren't perfect, and plenty of cartridges use charges from 55 grains to 65 grains .30-06, .270 Win. There's not a lot of variance in primer burn rate, only in quantity of powder to burn per primer. Proud Member Of The NRA. The Rem's had some very wild shots high and low. $12.99. 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. Any use of this content without express written consent is prohibited. this with the others. All 3 round with the RWS primer had hang fired. JavaScript is disabled. 300 | 1,000 Count $ 42.99. 338 Lapua size. I think I am going to try out some 450's now because I don't need to worry about slam fires in my 6.5x47L and they tend to be cheaper. Add to Wishlist. We used bullet and brass. By The Copper Pill. 0000028110 00000 n 506 0 obj <> endobj - Cases that utilize small rifle primers and operate at higher pressures (55,000 psi) should use CCI 450, CCI BR4, Fed 205 and Rem 7 1/2. CCI 400 primers are designed for .22 Hornet, .218 Bee, .219 Zipper, and .222 Remington loads: NOT for .223 Remington! 5.0 out of 5 star rating (5) 0000054298 00000 n The following are with 75 grains of Reloader 19. (Depends on whether the M in the Wolf name is for Match or Magnum.) The following loads were shot in a Remington 700 chambered Compare Compare Now. These primers are designed for everything from small-caliber rifles and handguns to the large-caliber rifles . All the following loads were with the Berger 85 grain Great article/op. Lots of people had good luck with them. Copyright 1996-2023 AR15.COM LLC. It is ever so slightly hotter than the small rifle magnum primer and it comes with a brass colored thick cup. BLR/BSR = Berdan (not available) Cartridge Primer Size . Read more; CCI Aps Strips . Hi Laurie, your comment re S&Bs slack fit raises my question. Any thoughts? Most of the tests were of 100 or more primers. Dev . to the 30-06. we will try it to see how it performs. The amount of work involved to do the same test as you conducted herein would be immense, which is probably why it has never been published together as a single body of work. A larger sweet spot means more reliable ignition in guns that produce off-center hits. So, don't take this as gospel but as a rough indicator. The last row in each table shows the 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." The following are the results of a 308 Winchester, shot in Federal - 209A. In bolt action rifles, not semis. 2829 0 obj <> endobj I think the BR4 is milder than the CCI 400 primers. coated. 5 Alliant e3 40 Ramshot True Blue. The ES/SD numbers will therefore be higher than is typical with five-shot strings. Primer Cross Reference Chart 4050 S. Clark St., Mexico, MO 65265 Grafs.com 800-531-2666 CCI Federal Fiocchi Remington Winchester Type: Small Rifle Match. _gaq.push(['_setAccount', 'UA-6323545-2']); Here are the results of a test done to determine the brisance of primers. 0000005537 00000 n ga.src = ('https:' == document.location.protocol ? #34 and #41 are military primer designations for large and small rifle primers, respectively. Where are S&Bs sold without paying to special shipment? %%EOF The Effects Of 0000076644 00000 n Primers are tested for reliability from -20 degrees F to +150 degrees F. Check With Your Local Ammo. Also, though I did not retain the article, some years ago I recall an article in Shooting Times that addressed the hotness of primers. Lyman & Nosler classify this as a standard primer, but Hornady, Handloads.com, and Chuck Hawks classify it as a small rifle magnum primer. It is obvious that the thicker cups will withstand more pressure. hb``Pc`` firing 15 Nosler 130-gr. 1 of the frozen BR2 rounds hag fired. Interesting and informative article but it raises a couple questions in regards to Rem 6 1/2 that I've been unable to answer this far. What changed about the 6 1/2 to suddenly make it suitable only for low pressure cartridges? Powered by UBB.threads PHP Forum Software 7.7.5. In this case, it was a Federal large rifle magnum. 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. The following loads were with 48 grains of VVN 550 powder, Equipment reviews (.243 bullets, 30BR cartridge, 6mm Norma. It does show there are great differences in primers RIfle Primers Brand/type_____Power Average___Range____Std. 41 Rifle Primers - 100 Count. While searching around for some info I stumbled on to this thread and its too good not to share. What I wonder is how they differ in their caloric content (energy content). . (As a note of interest, small pistol primers are .017" thick and large pistol primers are .020" thick.) Rifle Calibers; Rifle Recoil Table; Handgun Caliber Chart; Handgun Recoil Chart; Caliber Comparisons; Ammo Size Chart; Shot Size Chart; . I noticed they listed James Calhoon in that article. xref Thanks, DR. %PDF-1.4 % In the recent past I had been using BR-4's but have found the extra flash from #41's to give me slightly better groups at 1k. here that there is nothing scientific about this experiment. Add to cart. And standard both Magnum. 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. 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 I learned Cci 400 and cci 550 are the same! JavaScript is disabled. mounts. bullet, 55 grains of Reloader 19, in Winchester brass. German Salazar's pictures were taken in 2005. Lee Reloading Auto-Prime Hand Priming Tool. Here are the primer types tested: Test Rig: Osprey Rifles-built F-TR rifle with Savage PTA action, 32 Bartlein 1:12-twist Heavy Palma barrel, and Dolphin Gun Company modular stock with an F-Open/Benchrest fore-end. The pointer remains at the highest point of the shot. . size, one of which would be a ball powder. Primer cup dimensions are controlled to .0001", and the priming mix is specially formulated for consistent ignition with a wide variety of powder types. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. Depending on your needs and expectations, they may be worth the extra cost. Firing pin strength also seems to be a definite factor. Wolf/Tula Small Rifle 223 SR223 - #KVB-223M "This is the newest primer available in the Wolf line. is a double base powder, same bullet and brass. Clive. We thought of doing the test on 4 different case sizes. We just wanted to When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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 You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. And real standardization. Your first post mentioned measuring the depth of the primers, and to my way of looking at the world, that . $5.03. a custom Remington 700 we have built ourselves. This is likely a matter of conjecture. This shows the pointer after a shot has been fired. A few were of 50 when limited amounts were available. 0000001728 00000 n I did not test the 210M. It is a standard factory issue; we bedded the Remington 7 - The only primer specifically marketed by Remington as "benchrest" quality. things might turn out. $7.49. 0000053144 00000 n Most basic there are large rifle primers. At the other end of the cartridge scale, 2.7 grains of Bullseye, a 148-grain lead wadcutter, and regular Small Pistol primers make up my .38 Special target ammo. It's higher than 30-30, and not much less than the 30-06. His varmint bullets are absolutely fantastic. This keeps grains of powder out of the flash hole. Non-corrosive, all weather primers deliver fast, dependable ignition under any shooting condition. .2232, 16 CCI 300 LP 3.18 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. I think all of the flame pictures help illustrate that the variety of primer models do different stuff despite all primers being divided into just a few categories. One of the frozen rounds with the CCI BR 2 hang fired. of those horrible looking plastic stocks. 0000077015 00000 n (The total velocity spread for all primers was 35 fps). This is a retype after losing the original web page. Sierra 300 grain Match King bullet. Primer Testing Reference You will see a large difference if you go from a large rifle primer to a magnum primer so look at primer Brisance. Thanks! 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. I think it is fair to say that even the cooler primers work, providing the reloader has been careful to work up the loads and allows for volume, powder coatings and temperature at which the loads will be used. All cases for each group Get a Remington License Plate Frame for $1 with ammo purchase. . 1.09K Views. All powder charges Check With Your Local Ammo. But if you cant spare the time right now, here are some highlights below: Primer with Lowest Velocity: Remington 9 M Magnum (2780 fps) On the one hand, it's a shame that we don't have better information about primers. Most of the tests were of 100 or more primers. Different Primers On The Load. Primer with Lowest ES/SD: Sellier & Bellot LR (12/3.1 fps) Primers labeled "match grade" cost 10 to 20 percent more than standard versions. CCI 350 Magnum Large Pistol Primers 100-Pack $ 6 99 6 dollars 99 cents. Buy in store-Limit 2. We picked this load because it shot reasonably 30H32. Equipment reviews (.243 bullets, 30BR cartridge, 6mm Norma Improved, gun barrels, powders, primers, gunstocks, dies), accurizing, 1000yd ranges, ballistics . Small pistol and rifle primers utilize a cup 0.175" in diameter, while large pistol and rifle primers measure 0.210" across. 22661. I wish I had the original range data, but it's long gone.