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| also depends upon WHICH real black you have been using. If Swiss, keep it the same. 
WHUT?
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| | | Posts: 371 | Location: Missouri, USA | Registered: 25 December 2002 | 
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| quote: Originally posted by jimmy.308:
i am currently using real black powder in my 45 and want to give this triple 7 a crack.i am using 300gr minnie slugs loaded with 70gr of 2f powder.i was told that triple 7 has about 15% more grunt so does this mean i will have to load down?
Assuming you are using 70 grains BY VOLUME MEASURE rather than by actual weight, then I would agree to go to 60 grains volume measure of T7.....
"Bitte, trinks du nicht das Wasser. Dahin haben die Kuhen gesheissen."
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| | | Posts: 4386 | Location: New Woodstock, Madison County, Central NY | Registered: 04 January 2005 |
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If you load with 60gr.volume of T7(70gr x 85%) you should get the same speed.
