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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
7mm Allen Magnum/RL33/180 gr Berger testing
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<blockquote data-quote="mark fox" data-source="post: 1070152" data-attributes="member: 59903"><p>kirby, this is mark fox from " Bad *** GunWorks " i have a cartrage simular to you 7mm allen mag same parent case. shoulder moved foward .110 foward then ultra improved 42 deg shoulder wc 872 volume of 123.3 gr. 190 matrix at at 3345 fps avrage 7 fps dev. .300 " 5 shot at 100 yards. I would like your advice on somthing. wc 872 powder is to slow on the 32" pac.nor pipe. No velocity change beyond 103.0 grains to 107.0 gr. same velocity avrage recorded. using reloader 33 preasure shows up at 104.0 gr. 3312 fps. to fast. i need somthing betweed rl33 and wc872 there is no good source for slow burn rate charts. they all say somthing diffrent. Any ideas on what to try. shooting for 3400 fps with 190 matrix or 3375 fps. berger 195 hY. thanks Mark fox 503-267-4311</p></blockquote><p></p>
[QUOTE="mark fox, post: 1070152, member: 59903"] kirby, this is mark fox from " Bad *** GunWorks " i have a cartrage simular to you 7mm allen mag same parent case. shoulder moved foward .110 foward then ultra improved 42 deg shoulder wc 872 volume of 123.3 gr. 190 matrix at at 3345 fps avrage 7 fps dev. .300 " 5 shot at 100 yards. I would like your advice on somthing. wc 872 powder is to slow on the 32" pac.nor pipe. No velocity change beyond 103.0 grains to 107.0 gr. same velocity avrage recorded. using reloader 33 preasure shows up at 104.0 gr. 3312 fps. to fast. i need somthing betweed rl33 and wc872 there is no good source for slow burn rate charts. they all say somthing diffrent. Any ideas on what to try. shooting for 3400 fps with 190 matrix or 3375 fps. berger 195 hY. thanks Mark fox 503-267-4311 [/QUOTE]
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7mm Allen Magnum/RL33/180 gr Berger testing
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