Sierra Heavy TMK 6MM Testing

Had a lil time today to check more loads for pressure:

22" 6 Dasher, alpha virgin brass, br4 primer, Varget 107 tmk. I'll reconfirm on the once fired brass later, just looking for a base line. These were 3 shot strings

32.1 gr
Ave: 2835
Es: 14.1
SD: 5.9

32.4 gr
Ave: 2879
Es: 6.4
SD: 3.2

32.7 gr
Ave: 2907
ES: 1.9
SD: .8

33.0 gr
Ave: 2937
ES: 13.3
SD: 5.4

33.3 gr -got a little bit of heavy bolt lift
Ave: 2960
ES: 13.6
SD: 5.9

33.6 - bit of heavy bolt lift, 1 piece of brass had very slight extractor mark
Ave: 2983
ES: 9.7
SD: 4.2
 
Back
Top