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Rifles, Reloading, Optics, Equipment
Reloading
257 weatherby mag
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<blockquote data-quote="backwoods83" data-source="post: 602447" data-attributes="member: 29890"><p>.With an oal of 3.160-3.210" with H4831sc start at about 65grns and I seriously doubt you will find pressure at 66 grns, H4831 is closest to Imr7828 in burn rate and 66grn isn't very much, alsoo switch to CCI BR2 or Fed210M primers, if you feel you must use a mag. num primer I suggest WLRM primers. Another good load for the best of both worlds kinda deal is 69-71grns H1000 with CCI 250s at around 3.200" oal. Just be safe, fyi I really do not care for alliant powders they are just the go to's for pure velocity, imo all Olin powders are superior.</p></blockquote><p></p>
[QUOTE="backwoods83, post: 602447, member: 29890"] .With an oal of 3.160-3.210" with H4831sc start at about 65grns and I seriously doubt you will find pressure at 66 grns, H4831 is closest to Imr7828 in burn rate and 66grn isn't very much, alsoo switch to CCI BR2 or Fed210M primers, if you feel you must use a mag. num primer I suggest WLRM primers. Another good load for the best of both worlds kinda deal is 69-71grns H1000 with CCI 250s at around 3.200" oal. Just be safe, fyi I really do not care for alliant powders they are just the go to's for pure velocity, imo all Olin powders are superior. [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Reloading
257 weatherby mag
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