6BRA 105 grain Bullets with H-4350,IMR-4350

[rover31]

Tried it, couldn't''t get enough powder in before the crunch to get the velocity I was hoping for

 

[varget204]

Tried it, couldn't''t get enough powder in before the crunch to get the velocity I was hoping for

Got 2919 fps @33.5 grains, 2951 @33.9 grains, 31 " barrel

 

[Rat Rifle]

Got 2919 fps @30.5 grains, 2951 @33.9 grains, 31 " barrel

3.4 additional grains of powder only produced 32fps more velocity ???

 

[varget204]

3.4 additional grains of powder only produced 32fps more velocity ???

Mistake 33.5 Grains, 4 tenths difference

 

[rover31]

Got 2919 fps @33.5 grains, 2951 @33.9 grains, 31 " barrel

How in the world did you get that much powder into a br case?
Seriously, how, with a long drop tube?

 

[varget204]

How in the world did you get that much powder into a br case?
Seriously, how, with a long drop tube?

I use a Cheap electric toothbrush,from $ General w/ bristles cut off to vibrate case, Much Faster than a Drop Tube

 

[varget204]

H-4350- Wind has been blowing15-30 mph lately,results @100 yds. Dropped to 5-10 yesterday 600 Yards,the 3 @ 600 1-Rem71/2@33.7 gr, 2 CCI BR 40+ years old 33.8 gr Peterson brass x2, velocity at 600 was Rem- 2914 fps,2 CCIBR 2918 & 2915 fps Barts 105 Gungners. The ES on the groups @100 ,believe were do to cases