7 SAUM powder selection

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Swanny
Posts: 12
Joined: Fri Jun 04, 2021 6:25 am

7 SAUM powder selection

#1 Postby Swanny » Mon Aug 09, 2021 7:47 am

Does anyone have a recommended powder to start with running 7 SAUM 180gr VLD I have 2209, 2213sc and 2225 at the moment? And min max charges.
I can’t seem to find load data for this projectile yet.

29.5” spout

TIA
Sam

saum2
Posts: 1049
Joined: Fri Jun 13, 2008 12:22 am

Re: 7 SAUM powder selection

#2 Postby saum2 » Mon Aug 09, 2021 1:10 pm

Sam, I won't get into exact loads but, you don't mention barrel twist but mention 180gr VLD so I use 2217 and 2209, I believe some have tried 2213sc.
2217; depending on the powder batch you have, start @ 60.5 and work up.
2209: same deal as above, start @ 54.5gr and work up. Also depends on your range energy limits. I have been known to use 2225 for running in a barrel as it's bit cooler burning.

Swanny
Posts: 12
Joined: Fri Jun 04, 2021 6:25 am

Re: 7 SAUM powder selection

#3 Postby Swanny » Mon Aug 09, 2021 1:47 pm

Thanks for that mate. I have plenty of 2225 and 2209 but I might try and get my hands on some 2217. I'm running a 1-8 twist.

saum2
Posts: 1049
Joined: Fri Jun 13, 2008 12:22 am

Re: 7 SAUM powder selection

#4 Postby saum2 » Mon Aug 09, 2021 2:03 pm

Ok. 2225 might be a bit slow and u may not get enough 2225 in a SAUM case to be effective. I don't use 2209 in a brand new barrel. Only after the barrel and brass are run in/hardened up. For the 8T try sierra 183's.

macguru
Posts: 1627
Joined: Wed Aug 05, 2009 9:49 am

Re: 7 SAUM powder selection

#5 Postby macguru » Mon Aug 09, 2021 4:35 pm

2213SC I am using 57.5gr but I know you can go hotter (180gr Hyb)
id quod est

Swanny
Posts: 12
Joined: Fri Jun 04, 2021 6:25 am

Re: 7 SAUM powder selection

#6 Postby Swanny » Mon Aug 09, 2021 6:24 pm

Do you know your velocity at that charge Mac?

macguru
Posts: 1627
Joined: Wed Aug 05, 2009 9:49 am

Re: 7 SAUM powder selection

#7 Postby macguru » Mon Aug 09, 2021 6:54 pm

No sorry have not chronoed it but i reckon about 2850-2900. My last barrel was badly burnt out with 2209 and looked like a dry creek bed through the scope. I wanted this one to last a bit longer. I reckon you can go up a couple of grains if you feel the need.... thats what quickload says and i'm getting no pressure signs from my 8 twist.
id quod est

v63800
Posts: 82
Joined: Mon May 16, 2016 2:56 pm

Re: 7 SAUM powder selection

#8 Postby v63800 » Mon Aug 09, 2021 9:27 pm

If using a recent batch of 2209 start at 53g and work up.

Swanny
Posts: 12
Joined: Fri Jun 04, 2021 6:25 am

Re: 7 SAUM powder selection

#9 Postby Swanny » Tue Aug 10, 2021 7:53 pm

Thanks for the info fellows, I have some 2217 heading my way

Kianga1971
Posts: 111
Joined: Tue Feb 17, 2015 7:06 am

Re: 7 SAUM powder selection

#10 Postby Kianga1971 » Fri Aug 13, 2021 12:24 pm

Hi All,

I use 59.3gr 2213SC with berger 180VLD.

Peter


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