It is going to be on the slow burn rate for most bullets in the .223. If you have a fast twist barrel and want to shoot some 60 grain or heavier bullets, it may give decent results. I used it in my 22-250 years ago when powder options weren't as good.
Cartridge : .223 Rem.
Bullet : .224, 75, Hornady A-MAX 22792
Useable Case Capaci: 23.489 grain H2O = 1.525 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon H380
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 110 24.33 3038 1537 72318 6953 99.4 1.012 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 110 24.33 2690 1205 47335 6631 88.1 1.202
Cartridge : .223 Rem.
Bullet : .224, 80, Nosler CC HPBT 25116
Useable Case Capaci: 23.470 grain H2O = 1.524 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon H380
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
