6 PRC reloading

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MT_Wyatt

MT_Wyatt

WKR
Joined
Aug 20, 2014
Messages
2,246
Location
Montana
Got barrels super quick so first shots out today. Neck sizing went well once we got the necks dialed in a bit better. This is my first foray into the hand load world so trying to learn as we go, good to have an experienced friend running the bench.

N565 and Berger 108 EHs, worked up to 59 grains, things tightened up nicely at that charge, 3130 fps. Probably will play around a bit more, but seeing accuracy, speed, with the powder/bullet we want on first fires for brass is beyond nice.

BIG recoil difference dropping from 7 PRC to this.
 

mullmann

Lil-Rokslider
Joined
May 29, 2013
Messages
273
Location
Chandler AZ
I got my barrel today and put it on my action. I loaded up 57,57.5 and 58 grains of H1000 and 58,58.5 and 59 grains of N565. Chamber measured around 2.33” CBTO so I loaded the rounds at 2.31”. Barrel finished at 3lbs 8oz and an .890” muzzle.
 

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GoatPackr

WKR
Joined
Jan 5, 2023
Messages
423
I have a 17" 5 groove 7.5t barrel from PBB. Shooting the 109 eldm, near the lands like i always start. Necked down ADG brass. I went up to 60gr with both n570 and n565 and tried both br2 and fed 215 primers. Zero pressure with any of the loads, had better ES with br2's and way more speed with n565(3100 vs 2930) so im gonna load up more of that combo, probably 60.5gr tonight and go shoot tomorrow.

Was gonna try rl26 too cause i have a shitload of that as well, but if the n565 does well i may stick with that for this season since its been more temp stable for me
Rl26 and N570 are going to be top choices.
 

mullmann

Lil-Rokslider
Joined
May 29, 2013
Messages
273
Location
Chandler AZ
H1000 has gotten me more speed then N565. It is not showing the same ES and accuracy as N565 in the both the 6 and 25PRC. I am going to stick with N565. I am getting more velocity than I need. Right now I am over 300k RPM ‘s with the 109 Bergers so I will keep the speed lower. I built this rifle for 200’ elevation so I had to go with a 7.5 twist. Other wise the 8 twist would be a better choice given the high velocities.
 
Joined
Sep 7, 2023
Messages
65
Had great results with n565 actually. Getting about 3100 with the 109 eld-m in a 17" barrel. Got a ton more speed than i did with 570
I ordered a PBB in 20" 7.5T. I am start with the 105HT, have you had any OAL issues with the FB of .140? or is the action/mag limiting you at this point.
 
Joined
Sep 7, 2023
Messages
65
H1000 has gotten me more speed then N565. It is not showing the same ES and accuracy as N565 in the both the 6 and 25PRC. I am going to stick with N565. I am getting more velocity than I need. Right now I am over 300k RPM ‘s with the 109 Bergers so I will keep the speed lower. I built this rifle for 200’ elevation so I had to go with a 7.5 twist. Other wise the 8 twist would be a better choice given the high velocities.
Had great results with n565 actually. Getting about 3100 with the 109 eld-m in a 17" barrel. Got a ton more speed than i did with 570


What bushing are you sizing down with, I will be using ADG brass, and it seems .270-.271 is a common one, might pick up a .272 as well with a mandrel .24? ??
 
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