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7x57 Ackley Improved 40 degree
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Does anyone have any good loads for this "cat"?
 
Posts: 314 | Location: Abilene,Tx. USA | Registered: 21 October 2000Reply With Quote
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In '93 after having my 7x57 improved, I did a little informal testing. I've ended up shooting the 139 grain Hornady bullet, Rem primers and 48 grains of 4064, with groups just under an inch. Vel is 2922'/sec. Also shot 50 grains of H414 (but not through a chronograph) with a group measuring.75 inches. My Ruger77 standard barrel was improved. This is just general information. I've taken 8-10 elk and quite a number of deer, bear, sheep and antelope with it. Michael
Michaeljcanoe@Montana.com
 
Posts: 21 | Location: Missoula, Montana 59802 | Registered: 28 May 2003Reply With Quote
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Mike, is it cold up there in Missoula? [Big Grin]

Sam, Don't have a recipe myself but a buddy shoots the ".275 Rigby Improved" from a Ruger#1 with a 28" Lilja tube. I linked this to him so he might respond. As I recall he was runnin' neck and neck with the 7 Rem Mag, spotting it little more than double digit speed advantage. He likes RX19 I think.

[ 05-31-2003, 05:34: Message edited by: DigitalDan ]
 
Posts: 9647 | Location: Yankeetown, FL | Registered: 31 August 2002Reply With Quote
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Thanks for the replies guys.
 
Posts: 314 | Location: Abilene,Tx. USA | Registered: 21 October 2000Reply With Quote
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Sambubba, I've loaded for several 7x57AI's and with the 140 grainers they all shoot very well with H4350. As far as being able to achieve 7 mag velocity I didn't see that but they will give the 280 a run for the money.
 
Posts: 323 | Location: Northeastern, PA | Registered: 21 June 2002Reply With Quote
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