Quote:
Originally Posted by delirious
Yeah, I saw that for the HP. This is a FMJ flat point ( speer calls it a Total Metal Jacket). I'm wondering why the alliant charge is so high for the 40 cal. I don't run my 45 ACP that high with FMJ (6.1 gr)
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OK, you are new so I will be kind
The Alliant data is a MAX load. Reduce by 10% to start.
The Speer manual #14 lists them both on the same page and the same powder loads. Actually the same OAL for the FN and the GDJHP. The are the same weight.
You can not compare the 40SW to the 45 ACP. The 40 is a much higher pressure round.
Also with the same calibers generally a heavier bullet requires less powder than a lighter one.
If you plan on using Speer bullets or Hornady or whatever get their manuals also.
Lyman is an excellent manual. More info is always a good thing.