Something which i do persist with is: when loading for my M1A and AR I take advantage of 'armed forces' primers. Especially in the M1A. My knowing would be the 'civilian' primers are way too gentle and promote the infamous 'slam -fires'
Then you overlay the "anti-get the job done" millennial technology's cultural factor to it, which did not exist a pair a long time in the past. I may have some sympathy with placing car employees if 1 in their requires was not a 4-working day operate week for the same wage.
Increase to estimate Only show this person #19 · May 25, 2022 man7 - Good article and excellent images. Exciting, I've the exact same micrometer as you. That said, I'm thinking that the differences in primer sizes are over the order of ten-thousandths.
If you employ a Lee Vehicle Primary With all the flip tray you'll see it there. It can even Develop up inside the tubular primer feeds of RCBS and other presses far too. This inexperienced residue is primer dust which is explosive. The cure is straightforward and easy. Clean your applications occasionally, close of problem.
Conversely, if many of the primers that gave poorer results in your testing with a certain .308 load gave much better effects with a special cartridge/powder/bullet weight, it would be A lot more difficult to create any normal predictions that might let a reloader to help keep a stock of only two or three varieties readily available, one of which might be very likely to give satisfactory effects over an array of cartridges and powders.
Whatever - Do not substitute magnum pistol primers for traditional ones in your handgun hundreds and gently seat primers.
IIRC, the Lee Web page has up-to-date the list about which primers are ok to use. They now appear to solitary out FEDERAL particularly:
My guns are very precise and I've had no difficulties. I do recommending Operating up hundreds equally as you would any new load.
(I had only stated which i was needing to use lots of force within the take care of to seat primers in professional scenarios.)
Other smart I come to feel similar to both of those of you . My most important problem is I have not altered primer manufacturers but then I've never had reason also.
Utilizing CCIs are like poking marshmallows inside a parking meter ... They can be so tricky they flatten prior to seating. Winchesters are not much better but Remington or Federal tend to be more pliable and seat devoid of flattening.
I also choose to begin a little above the mentioned starting up cost in order to avoid working too close to edge boundaries. A squib can possibly be as perilous as an overcharge.
I shoot them all. I have had wonderful outcomes with all of them much too. The federal primers CCI cups are the hardest and CCI builds them into the max dimensional specs so they do seat a bit tougher than Other people.
Nevertheless, I have noticed or heard of quite a few illustrations wherever the the primer that gave the very best success won't are actually the a single that may are already intuitively picked dependant on its brisance. In fact, from tests I and others have performed, it Virtually seems to be capricious in character, and thus unpredictable concerning which primer(s) may be the very best alternatives to check when one is not really giving satisfactory benefits.