cmk
AH fanatic
- Joined
- Jan 7, 2018
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Just wondering if someone is shooting this combo, and what velocities you're getting.
I did some simulations in GRT, and it seemed like I would reach something like 720 m/s at the muzzle. (approx. 2350fps).
My chronograph told a different story. 670 m/s (2200fps) at the muzzle and 2000fps at 100 metres (110yds), which is thw minimum impact velocity according to Woodleigh.
That is with a load of 57.5 gr Norma MRP-2, which is a rather slow "magnum" powder. At that load and seating depth the case is 103% full, i.e. a slightly compressed load.
Could/should move to a faster powder I guess, but curious of other peoples experiences.
I did some simulations in GRT, and it seemed like I would reach something like 720 m/s at the muzzle. (approx. 2350fps).
My chronograph told a different story. 670 m/s (2200fps) at the muzzle and 2000fps at 100 metres (110yds), which is thw minimum impact velocity according to Woodleigh.
That is with a load of 57.5 gr Norma MRP-2, which is a rather slow "magnum" powder. At that load and seating depth the case is 103% full, i.e. a slightly compressed load.
Could/should move to a faster powder I guess, but curious of other peoples experiences.