Hornady brass/178 BTHP

scorpion168

Sergeant
Full Member
Minuteman
Mar 28, 2013
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NE TX
I'm gonna try loading 178 BTHP's in some new Hornady Match brass. I've been using Lapua. Wanna start using some Hornady now, see how it compares. I have IMR4064 and 8208XBR to play with. Would the 4064 push the 178 better than the 8208? I thought somebody somewhere told me the 8208 was better with lighter bullets. 168 or 155? Thanks for any help. That's why I love this forum.
 
I guess I didn't have any Remington brass to check at the time, but Lapua versus Hornady on the lower two lines.
 

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I am curious to here your results. I was using lapua switched to Hornady once fired factory brass to use it up. I had a few that had primer pockets so loose the primer would just fall out after 1 reload. I also have a 6.5CM and had the same issues with Hornady brass as I did with 308, not impressed. I am now going through my Silver State Armory once fired 308 brass I have collected.
 
I just did some testing with Fed brass and the 178's, used IMR4064 and 2000MR. My 175 SMK/IMR4064 was 43 at 2.8 and the best I could tell 43 of IMR4064/178 but at 2.840 works the best, 42.7 impacted pretty much the same. Wheels seemed to come off at 43.3
I did a work up on the 185 Berger OTM/2000MR at 47 and works as well with the 178. 47.2 opened up a tad

Velocity was at/about 2660 for the IMR4064 and 2770 with 2000MR. 22" barrel

Hope that helps
 
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