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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Finished 300wm build
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<blockquote data-quote="tlsmith22" data-source="post: 1589263" data-attributes="member: 20509"><p>[ATTACH=full]125357[/ATTACH] Just did a little bit of load testing. Since I had no clue where to start with this powder charge, I started at 76 grains and worked up to 81(compressed) 1 grain at a time just to see where I hit pressure. I never did. I had the chrono on it and 80.5 grains was 2990 with the one shot. So basically I started at 80 and went up in .2 grain increments. I would shoot 3, clean and fire a fouling shot before the next group. It seemed 80.8 seemed to be the sweet spot, that was 2992 avg, SD of 3 and ES of 7. I am basically at sea level so I thought those speeds were decent and will improve with a few rounds. This was new brass also and it grew on avg of about .011, so I need to see what some once fired brass with he shoulder bumped .003 do. Here is the only group at shot I 80.8.</p><p></p><p><img src="https://forum.snipershide.com/attachments/4757ce4d-8b91-49d9-a9fd-5dd8010f4e7e-jpeg.7036833/" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p></blockquote><p></p>
[QUOTE="tlsmith22, post: 1589263, member: 20509"] [ATTACH=full]125357[/ATTACH] Just did a little bit of load testing. Since I had no clue where to start with this powder charge, I started at 76 grains and worked up to 81(compressed) 1 grain at a time just to see where I hit pressure. I never did. I had the chrono on it and 80.5 grains was 2990 with the one shot. So basically I started at 80 and went up in .2 grain increments. I would shoot 3, clean and fire a fouling shot before the next group. It seemed 80.8 seemed to be the sweet spot, that was 2992 avg, SD of 3 and ES of 7. I am basically at sea level so I thought those speeds were decent and will improve with a few rounds. This was new brass also and it grew on avg of about .011, so I need to see what some once fired brass with he shoulder bumped .003 do. Here is the only group at shot I 80.8. [IMG]https://forum.snipershide.com/attachments/4757ce4d-8b91-49d9-a9fd-5dd8010f4e7e-jpeg.7036833/[/IMG] [/QUOTE]
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Finished 300wm build
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