TackDriver284
Handloader
- Feb 13, 2016
- 2,314
- 1,561
Been using the 107 SMK and Varget in the 6BR recently, had a hard time to get one hole groups and it did .25 MOA at its best, and I switched to the 95 grain SMK to find max pressure / velocity, wind conditions 15 mph with some gusts
6BR, BR-4 primer, Varget, full sized bushing, .242" mandrel, once fired Lapua brass
29.0 grains - 2761, 2771, 2769
29.3 grains - 2798 , 2804, 2796
29.6 grains - 2817, 2827, 2815
29.9 grains - 2863, 2857, 2842
30.2 grains- 2883, 2885, 2878
30.5 grains - 2910, 2932, 2910
30.8 grains - 2950, 2954, 2921
31.1 grains - 2976, 2975, 2977 ( slight ejector marks )
31.4 grains - 3010, 2992, 3003 ( defined ejector marks )
29.3 grains is a nice start, and 30.5-30.8 is my pick, don't want to go higher due to pressure. 3000 fps with 31.4 grains!!! Dang it still made a very nice group.
6BR, BR-4 primer, Varget, full sized bushing, .242" mandrel, once fired Lapua brass
29.0 grains - 2761, 2771, 2769
29.3 grains - 2798 , 2804, 2796
29.6 grains - 2817, 2827, 2815
29.9 grains - 2863, 2857, 2842
30.2 grains- 2883, 2885, 2878
30.5 grains - 2910, 2932, 2910
30.8 grains - 2950, 2954, 2921
31.1 grains - 2976, 2975, 2977 ( slight ejector marks )
31.4 grains - 3010, 2992, 3003 ( defined ejector marks )
29.3 grains is a nice start, and 30.5-30.8 is my pick, don't want to go higher due to pressure. 3000 fps with 31.4 grains!!! Dang it still made a very nice group.