7mm-06?

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Dr G
300 Win Mag
Posts: 1841
Joined: Mon Oct 30, 2006 3:52 pm
Favourite Cartridge: 204 Ruger
Location: Not in Roxby Downs, SA

Re: 7mm-06?

Post by Dr G »

Brad Y wrote:Cheers Trav

The 270 is interesting as I kind of like the long case and the fact that there is factory ammo is good too. 280 would be a bit harder to find Im thinking. No problem reloading at all and I like different stuff but this wouldnt be shot all that much. What about the 7mm-08? I see you have one- what do you think about it? A little lacking for longer shots?

Can get both the 270 and the 7mm-08 in a T3 which is handy...
280Rem is essentially obsolete outside of the US and even there it is nowhere near as common as the 270. They are around here but you have to go looking. Its biggest problem was that it was never loaded to its potential as it was designed mainly for semi autos and they needed to keep pressures down to avoid extraction issues. Handloaded in a good bolt action it is better than the 270 but not so good that you would notice beyond a side by side comparrison with the 270 over a chrono. The 280AI is a different matter. In a strong custom or semicustom action you can get the pills singing, but to be fair not so much that they will ever shake the 270 tree. Is just that 40degree shoulder on a straight sided case looks damn sexy and when asked why i am having one built its more a case of because I can. Also on paper it is the ideal cartridge for the majority of my non spotlight hunting and shooting. Anyway that isnt answering your question its just scratching my 280AI itch :D .....

Nothing wrong with the 7mm-08 it gives up about 150-200fps to the 270 and about 300 to the Ackley. The AI estimates are based on other peoples data not mine. I will be able to provide an acurate comparrison in a month or so (fingers crossed).

As far as Donkeys are concerned with the 140gn Woodies or accubonds they are perfect for the donkeys provided the animal isnt running away. Head on into the brisket or the blaze if the animal is still or side on into the heart/lungs will stop them.

Irrespective of calibre if you miss the vitals you will have quite the chase as they are tough buggers.

I have had a little experience with the 270, one of the ringers on the stations I work on has one and it has dropped many a donkey and camel. Again it is down to shot location. Another advantage is the wide availability of ammo, cases and projectiles for the 270.

The perceived advantage of the 7-08 is its a short action which in a T3 is no advantage at all. If you are shooting in scrub its really down to personal preferance. If longer shots ie 300yrds are more the norm I think you would be better placed with the 270, 280AI or 30-06 due more to the greater energy at 300yrds

Energy at 300 yards using Nosler Accubonds calculated with real world chrono velocity and Sierra infinity suite
140gn 7mm-08 1465ft lbs
140gn 270W 1730ft lbs
165gn 30-06 1853ft lbs
140gn 280AI 1912ft lbs

Hope this helps

Dr G
User avatar
Dr G
300 Win Mag
Posts: 1841
Joined: Mon Oct 30, 2006 3:52 pm
Favourite Cartridge: 204 Ruger
Location: Not in Roxby Downs, SA

Re: 7mm-06?

Post by Dr G »

jeffk wrote:
Ackley Improved wrote:RWS will last forever...
Out of interest, why RWS brass over Nosler 280AI?
I have been told by several 280AI competition shooters (AI included) that the Nosler brass is soft and when pushed can be a bit of a bugger around the primer pockets. $ for $ in Australia there isnt much difference between Nosler and RWS $1.30/case for Nosler against $2/case for RWS. If you are getting double the loads out of an RWS case before junking them its false economy to buy the Nosler.

AI might want to add a bit more

FWIW at the moment I am just planning on using some 7mm Remingtom Express cases I picked up for not very much.

Dr G
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Ackley Improved
6mm Dasher
Posts: 1898
Joined: Wed Aug 09, 2006 12:24 pm
Location: Albury

Re: 7mm-06?

Post by Ackley Improved »

The Nosler 280AI brass was going to be my pick.. just being lazy not wanting to fireform. After doing some research it is to soft.

Considering it is made off the 30-06 case, there is many options out there to form brass from, one being Lapua 30-06.

I went 280RWS brass because of it reputation. Strong. 60 cases should see the life of the barrel out, well thats my plan. I am not after huge velocity, I will pull up around the 2900fps area where the accuracy is.

CHeers
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