The 22 creedmoor thread

With the better availability of large rifle primers is there any reason not to just use those?

I know a year ago or more smalls were definitely easier to find.
In a 22 creedmoor in premium brass? Absolutely not. Large rifle primers are normally thicker and seem to be even more resistant to primer flow than any small rifle primers if used.
 
Back in the day I chopped a couple in half with my 300 Ultra and 130gr NBT going Mach Chicken. Those ones needed a roll of thread AND spare hide.
I have a smokeless muzzleloader shooting 250gr bullets 2952fps you dont know how bad I want to see one while im out lol. Look up coyote 50 cal on YouTube most brutal thing ive seen lol
 
With the better availability of large rifle primers is there any reason not to just use those?

I know a year ago or more smalls were definitely easier to find.

If you want to load it hot AF and get 10+ firings SRP is nice. I've gone LRP on my creedmoors. Factory Berger 6 creed ammo with SRP gave me hang fires. I've also heard some powder/primer guru on they had on the hornady podcast mention that lots of times there are slight hangfires that happen so fast they aren't even detectable most of the time. Easy enough to find LRP and build some buffer in the ignition function.
 
If you want to load it hot AF and get 10+ firings SRP is nice. I've gone LRP on my creedmoors. Factory Berger 6 creed ammo with SRP gave me hang fires. I've also heard some powder/primer guru on they had on the hornady podcast mention that lots of times there are slight hangfires that happen so fast they aren't even detectable most of the time. Easy enough to find LRP and build some buffer in the ignition function.
I've probably mentioned it here before, but this was my experience. SRP (regardless of powder and air temp) gave me hangfires in 22CM. Depending on the burn rate of the powder they ranged from glaringly obvious hangfires to just barely perceptible ones, but hangfires all the same.

LRP brass is the way to go.
 
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