22 creedmoor

I've been shooting the 22-250 for about 18 years now. Current barrel is an 8 twist shooting 75 grain eld-m's at 3K FPS. Have taken prairie dogs out to 1100 yds with it. Next barrel will be the .22 creed and higher bc bullets. From your posts here I believe it will only be a better varmint round. The wind at longer ranges is pretty hard on theses 75 grainers.
Easy fix, run 80 ELDs. Getting into the 90s requires a 7 twist. Then RPMs get too fast and bullets will blow up. It's a fine line. The big case .224s cause the problem. If your in higher elevation (4000+) an 8 twist may work fine. Even going to a AI or CM, velocity will be better but the bullet weight won't be unless getting into a faster twist. I have some buddies that had 7 twist barrels with a 22-250 AI and bullets were exploding consistently. 80,88 and 90s were all having problems. The 8 twist is about the best IMO and the more elevation (altitude) the better.
 
Also no issue shooting 80 eld-m, 80.5, 85 bergers and 88-eld m out of a 7 twist 22creed
Likewise my precious 7 twist 22-250ai didnt blow up bullets and I shot mostly 77gr matchkings which I'm told have a particularly thin jacket
 
Reviving an old thread! Looking for some input for my .22 creedmoor for load data. Here's the details of my build along with components I currently have to try:

Lane Precision Ultimate Hunter 22 creedmoor
22" proof carbon fiber
1:7 twist

Have both Peterson & Alpha munitions (non-ocd) .22creedmoor brass LRP

Would like to shoot the following bullets that I have on hand to see what accuracy looks like:

85.5gr Berger LRHT
80.5gr Berger Fullbore
73gr Hammer Hunters
88gr ELD-M

So far have just run mild loads of H4350 (36.0gr) with the 88 ELD-M for barrel break-in (BR-2 primers). Hovering around 2920fps with about 130rds fired so far with cloverleaf groups.
Current options of powder on hand to try in no particular order:

H4350
H1000
H4831
H4831sc
N560
RL23
RL26
Retumbo
Ramshot Magnum

I know with the shorter barrel speed will be somewhat limited but I plan to shoot this suppresses for hunting. This will be for coyote and deer sized game. Hoping for 3300+ fps with the 85.5 bergers.

Any actual experience out there on starting loads for combos listed above would be appreciated!
 
I shoot 88gr ELD-M's out of a 1-8 .22 Creedmoor and a .22x47 Lapua with excellent accuracy. From 1200ft to 4100ft The 88gr ELD-M is a loooooong bullet.

300 Yards.
 

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What freebore is everyone using in the 22 Creedmoor?

I'm trying to find the email from Blue Mountain Precision, but I believe mine is .080" although it may be .090"... they said they had great results using up to the 90 gr SMK.

I haven't had the chance to test it out yet, but I'm sure it'll be a shooter. I went with a 1:7.5" 22" barrel.
 

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