Favorite Large Rifle Primers and why? | Sniper's Hide Forum
Jul 20, 2019 · CCI-200's have my vote. I've finished testing large rifle primers for my Ruger Precision project and only found a 2fps difference of SD when compared to the BR-2's. The price difference doesn't justify using the BR-2's in my opinion. I can get the same SD's with S&B primers but the nasty little things are hard to seat.
surprising results with Ginex primers | Sniper's Hide Forum
Jun 8, 2024 · My load with CCI primers goes 2900 fps from a 20 inch barrel has an SD of ten and no pressure signs at all. I tried the same load with the new primers and was amazed that the SD was the same accuracy for both loads the same 3/4 moa and no pressure signs. The thing that surprised me was that the velocity was 2940 with the new primers.
Large rifle primers vs. magnum primers? | Sniper's Hide Forum
Aug 4, 2019 · The LRM primers are designed to have hotter and longer burning flames, to ignite large amounts of slow burning powers like IMR-7977, or IMR-8133 just to name a couple, in cases like 7MM Rem Mag or 300 Win Mag, just to name a couple .They are also used When hunting in very cold conditions, when slow burning powders are even harder to ignite.
Large Magnum Primers for .308??? - Sniper's Hide
Mar 30, 2012. 576. 58. 53. Oct 1, 2012. #1. Ordered the wrong primers and received Winchester No.215 Large Magnum Primers. Can't send them back and was wondering if I can still use them to reload .308 for my Remington 700. I will be using Varget and 168-175 SMK BTHP's and possibly 168 A-Max's in a variety of used brass.
6mm Creedmoor Large Rifle vs Small Rifle Primers?? - Sniper's Hide
Jul 31, 2019 · Dec 5, 2019. Brass life ends when the case head expands enough for it to no longer hold a primer. Small primer leaves more material in the case head to resist that. You can step on the pressure a bit harder with a small primer case head but if you do that then it might only last as long as the large primer does.
.308 brass, large or small primers??? - Sniper's Hide
Aug 18, 2008 · Re: .308 brass, large or small primers??? The large primers have a larger flash and will ignite the powder collumn quicker. The small rifle primers have a slightly smaller, cooler flash and will cause a not so violent ignition of the powder collumn. Unless you are indeed going to use this round in competition where the groups are measured to ...
A PRIMER ON PRIMERS | Sniper's Hide Forum
Apr 5, 2019 · It is ever so slightly hotter than the small rifle magnum primer and it comes with a brass colored thick cup. This primer can be used in place of the SRM primer or used when a different powder is used that is hard to ignite." Primers recommended for use in .223 Rem/5.56 semiautomatic rifle loads: CCI #41, 450, BR4.
Fed 215 Primers versus other Magnum Large Rifle primers
Mar 6, 2012 · A lot of times velocity changes from primers is relative to the combination of the other components. In a recent Lapua workup I tried three different mag primers with four shots each, Fed 215, CCI 250, and a WLRM. All of the primers averaged within 5 fps of 2840 fps. The difference was in the Extreme Spread.
What Large Rifle Primers are you using for 308 semi-auto?
Oct 30, 2013 · 63. 1. People's Republic of Maryland. Dec 7, 2013. #1. As I've mentioned numerous times I'm not new to reloading just new to reloading for 308 semi-auto. Over the years the only primers I've used for 308 bolt gun, 6.5 swede, 45-70, 30-06 bolt gun, 30-30,and 7mm-08 are either CCI-200, CCI-250 or WLR. Ive been using them so far in my brief career ...
300 WSM: standard or magnum primers? | Sniper's Hide Forum
Sep 19, 2010. #2. Re: 300 WSM: standard or magnum primers? Magnum or not depends on what kind of powder you will use : fast burn rate -> standard primer. slow burn rate -> magnum primer. the choice of powder depends on bullet weight versus case capacity. 4350 is quite slow and you have to well inflame a large amount of powder, so maybe magnum ...