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flintlock62
09-08-2013, 09:30 PM
Hi, I'm new here, and hope I have this in the right forum. I just got some 175 gr SWC, and would appreciate data for either Unique, HS-6, or Vitavouri 3N37. Yes, I can get Lyman's Cast Bullet Handbook, but can someone help me with a few simple charges?

HATCH
09-08-2013, 09:37 PM
Unique - velocity, Energy, Standard Deviation

6.0 1063 467 13
6.2 1074 477 14
6.4 1093 495 15
4.9 935 359 17
5.2 955 375 31
5.5 1013 423 15
5.2 1052 455 21


The last 5.2 load is using a different lot of unique then the earlier loads.
Its funny that the velocity is 100 fps difference.
As you can see the best load is 6.0 for SD but most people do 5.5 grains of unique.

flintlock62
09-08-2013, 09:39 PM
Thanks! I thought it should be somewhere around 5.5 to 5.6.