2206H or 2208

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Brad Y
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Joined: Fri Jun 26, 2009 8:21 pm

2206H or 2208

#1 Postby Brad Y » Fri Sep 23, 2011 10:21 am

Is there any clear difference or preference between the two?

Loading in the 308 with lapua brass, federal 210GM primers and the 155gr HBC's.

New barrel is not far off and Im using 2206H for now in a 26" factory barrel with good results. Would like to standardize my powders though, as I can use 2206H in my 20 practical, 223 with 80gr loads and 308. The 2208 is too slow for the 20 practical thats all.

Does 2208 offer anything in the 223 and 308 cartridges that 2206H doesnt do?

RAVEN
Posts: 1978
Joined: Sun Jun 19, 2005 9:37 pm
Location: Adelaide South Australia (CTV)

#2 Postby RAVEN » Fri Sep 23, 2011 4:25 pm

They are different burn rates
You need to develop loads to suit one or the other
You under take this process your self or use grape vine reloading this may give you a start point but not necessarily the best load for your rifle cartridge combo.
Cheers
RB :D

Triplejim
Posts: 598
Joined: Mon Nov 14, 2005 12:48 pm

Re: 2206H or 2208

#3 Postby Triplejim » Fri Sep 23, 2011 9:00 pm

Brad Y wrote: Does 2208 offer anything in the 223 and 308 cartridges that 2206H doesnt do?

2208 is supposedly a more stable powder but 2206H (H4895 in USA) still has an enormous temperature range.
For example, in a standard -15C, 21C and 52C ammunition test, worst velocity variance is ~100 and best ~30fps.
That is temperature of the ammunition, not the barrel.

Brad Y
Posts: 2181
Joined: Fri Jun 26, 2009 8:21 pm

#4 Postby Brad Y » Mon Sep 26, 2011 10:36 am

So is there anyone using 2206H in thier 308 in a 30" barrel? Speaking to people on the weekend its apparently a bit fickle and 2208 is alot easier to work a load up with. Any experiences with this?

Matt P
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Joined: Mon Nov 14, 2005 8:22 pm

#5 Postby Matt P » Mon Sep 26, 2011 10:53 am

Brad Y wrote:So is there anyone using 2206H in thier 308 in a 30" barrel? Speaking to people on the weekend its apparently a bit fickle and 2208 is alot easier to work a load up with. Any experiences with this?

Yep, I use 44.5 of 06H with HBC's and manage to win a few here and there. Doesn't seem any more fickle than 08, the fickle bit is the HBC's seating depth.

Matt P

Triplejim
Posts: 598
Joined: Mon Nov 14, 2005 12:48 pm

#6 Postby Triplejim » Mon Sep 26, 2011 7:35 pm

Brad Y wrote:So is there anyone using 2206H in thier 308 in a 30" barrel?

I'm using 2206H in a 34" barrel with Sierra's, more headroom than 2208

Brad Y
Posts: 2181
Joined: Fri Jun 26, 2009 8:21 pm

#7 Postby Brad Y » Mon Sep 26, 2011 11:01 pm

Thanks for the feed back, I will be trying it first and hopefully this barrel doesnt mind what its fed.


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