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What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 7:16 pm
by R. Chapman
Pondering the idea of an Improved chambering rifle. Which ones the most efficient in power and speed in relativity to powder charge? Here's a list of some I'm looking into.

6mm Remington AI
.257 Roberts AI
.25-06 Remington AI
.280 Remington AI
.358 Winchester AI
.35 Whelen AI

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 8:35 pm
by rebelp74
What is an improved cartridge?

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 8:39 pm
by R. Chapman
rebelp74 wrote:What is an improved cartridge?

Basically, it involves taking a standard cartridge such as say a .280 Remington, and blowing out the body, moving the shoulders forward, and sharpening the shoulder to a higher degree.

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 8:41 pm
by rebelp74
Then probably the 338 lapua

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 8:45 pm
by 3geese4me
I know from personnal experience that the .50bmg is very efficient at improving the talibans thoughts on whether or not to attack a convoy.

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 8:58 pm
by R. Chapman
3geese4me wrote:I know from personnal experience that the .50bmg is very efficient at improving the talibans thoughts on whether or not to attack a convoy.

:lol:

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 9:42 pm
by assateague
You should be thinking about women, Rex.

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 9:52 pm
by R. Chapman
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 10:17 pm
by NuffDaddy
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!

Miss Michigan???

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 03, 2014 10:26 pm
by rebelp74
assateague wrote:You should be thinking about women, Rex.

:lol: :lol: :lol:

Re: What's the most efficient improved cartridge?

PostPosted: Sat Jan 04, 2014 1:09 am
by R. Chapman
NuffDaddy wrote:
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!

Miss Michigan???

How'd you know! ;)

Re: What's the most efficient improved cartridge?

PostPosted: Sat Jan 04, 2014 8:43 pm
by RonE
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!


Be sure to take an AI Trojan, lubricated with nipple end. That is unless you get two shots or miss the first shot, then take two.

Re: What's the most efficient improved cartridge?

PostPosted: Sat Jan 04, 2014 8:44 pm
by 3geese4me
RonE wrote:
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!


Be sure to take an AI Trojan, lubricated with nipple end. That is unless you get two shots or miss the first shot, then take two.

Sound advice.

Re: What's the most efficient improved cartridge?

PostPosted: Sat Jan 04, 2014 10:22 pm
by NuffDaddy
R. Chapman wrote:
NuffDaddy wrote:
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!

Miss Michigan???

How'd you know! ;)

She's a whore

Re: What's the most efficient improved cartridge?

PostPosted: Sun Jan 05, 2014 12:27 am
by R. Chapman
NuffDaddy wrote:
R. Chapman wrote:
NuffDaddy wrote:
R. Chapman wrote:
assateague wrote:You should be thinking about women, Rex.

I've got a date for tomorrow night, bitch!

Miss Michigan???

How'd you know! ;)

She's a whore

:lol: :lol: :lol:

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 17, 2014 12:46 pm
by sws002
R. Chapman wrote:Pondering the idea of an Improved chambering rifle. Which ones the most efficient in power and speed in relativity to powder charge? Here's a list of some I'm looking into.

6mm Remington AI
.257 Roberts AI
.25-06 Remington AI
.280 Remington AI
.358 Winchester AI
.35 Whelen AI


A buddy of mine who did a lot of long range shooting (has a coyote at something like 1175 yards with it) had told me that the .280 AI has the largest improvement over the standard round, which is why he originally chose it.

For those who don't know what the hell RMFC is talking about, AI is Ackley Improved, and all it is basically taking factory casings and blowing the shoulders out of them, so it increases the powder capacity of the round. If I'm not mistaken, the huge advantage is that you can fire-form casings out of standard factory loads.

Re: What's the most efficient improved cartridge?

PostPosted: Fri Jan 17, 2014 2:37 pm
by R. Chapman
sws002 wrote:
R. Chapman wrote:Pondering the idea of an Improved chambering rifle. Which ones the most efficient in power and speed in relativity to powder charge? Here's a list of some I'm looking into.

6mm Remington AI
.257 Roberts AI
.25-06 Remington AI
.280 Remington AI
.358 Winchester AI
.35 Whelen AI


A buddy of mine who did a lot of long range shooting (has a coyote at something like 1175 yards with it) had told me that the .280 AI has the largest improvement over the standard round, which is why he originally chose it.

For those who don't know what the hell RMFC is talking about, AI is Ackley Improved, and all it is basically taking factory casings and blowing the shoulders out of them, so it increases the powder capacity of the round. If I'm not mistaken, the huge advantage is that you can fire-form casings out of standard factory loads.


You can shoot normal .280 Remington through .280 AI. But when you fire it, the brass will form to the AI chamber.