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Posted By: Mark Larson 2.5" 12ga RST recipe? - 05/24/19 05:23 PM
Anyone have a solid recipe to reload 12ga 2.52" RST hulls with? Just a standard 1oz, 7k psi +/- lead load, for use in a damascus Lefever.
Posted By: bill schodlatz Re: 2.5" 12ga RST recipe? - 05/25/19 02:12 AM
From the hardcover Hodgdon shotshell data manual.
shortened Remington Premier,WW209 primer, wad WAA12R, 20.8 gr universal, 1oz shot= 7300 psi on page 99 of the hardcove manual.

bill
Posted By: Joe Wood Re: 2.5" 12ga RST recipe? - 05/25/19 02:20 AM
Those are Cheddite straight walled hulls. So any good data for 2 3/4” Cheddite hulls will work fine. If you don’t adjust the wad height the hulls might have to be roll crimped.
Posted By: susjwp Re: 2.5" 12ga RST recipe? - 05/26/19 11:45 AM
mark,

Look at Allaint's and Hogdon's web sites. There are many on the Hogdons site to choose from. You can also call claybuster: they have some loads listed on their site.

good shooting,
Posted By: Mark Larson Re: 2.5" 12ga RST recipe? - 05/26/19 01:13 PM
Thanks guys. I found what I was looking for, from an earlier post here by Dr. Bob:

2 1/2" Cheddite (RST) hull
Cheddite or Winchester 209 primer
20 grains International Clays powder
GU-1222 wad.
1 oz. lead shot/6 fold crimp
1220 FPS@6800 PSI


2 1/2" Cheddite(RST) hull
Cheddite or Winchester 209 primer
22 grains IMR PB powder
GU-1222 wad
1oz lead shot/6 fold crimp
1225 FPS@7200 PSI
Posted By: KDGJ Re: 2.5" 12ga RST recipe? - 05/26/19 02:07 PM
Mark,

Hodgdon's reloading site doesn't list a 2.5" cheddite hull in their online loads. They do show a 2 3/4" cheddite hull with basically the same load, but higher pressure. Does anyone know the pressure difference of a 2.5" hull compared to a 2.75" hull?

=== Hodgdon Site Load====
2.75" Cheddite hull
Cheddite 209 primer
20.6 grains International powder
GU-1225 wad
1 oz lead shot
1235 fps @7700 PSI
=======================

Ken
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