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Rifles, Reloading, Optics, Equipment
Reloading
Powders and MV change in cold temps
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<blockquote data-quote="Schoeneck Shooter" data-source="post: 490893" data-attributes="member: 32638"><p><span style="color: black"><span style="font-family: 'Verdana'">I recently discovered that cold temps can make radical differences in MV.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">Is this specific to power choice? I have not chronoed my current loads in the colder temps sometimes encountered while hunting, and have just read a chrono can be unreliable in colder temperatures. </span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">I am trying to establish a load for each of my rifles with specific bullets in an effort to have my Leupold VX3s customized for bullet drop compensation. My calibers range from 243 WIN to 280 REM. I have a history of retinal tears and can't risk magnum recoil and I am trying to avoid the use of a brake.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">I use a lot of IMR-4350 and RL-19, but have been trying RL-22 with nice increases in MV.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">I just read RL-22 is temperature sensitive.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">I hunt long fields with woodlines, the distances for shots are only limited by my ethics and caliber choice, MV helps.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">Temps range from 0 to 40 degrees F with an average temp of around 17 degrees in season.</span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">Are there powders more stable in a wider range of temps that may provide similar types of MV and accuracy? Will appreciate any sound advice.</span></span></p></blockquote><p></p>
[QUOTE="Schoeneck Shooter, post: 490893, member: 32638"] [COLOR=black][FONT=Verdana]I recently discovered that cold temps can make radical differences in MV.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]Is this specific to power choice? I have not chronoed my current loads in the colder temps sometimes encountered while hunting, and have just read a chrono can be unreliable in colder temperatures. [/FONT][/COLOR] [COLOR=black][FONT=Verdana]I am trying to establish a load for each of my rifles with specific bullets in an effort to have my Leupold VX3s customized for bullet drop compensation. My calibers range from 243 WIN to 280 REM. I have a history of retinal tears and can't risk magnum recoil and I am trying to avoid the use of a brake.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]I use a lot of IMR-4350 and RL-19, but have been trying RL-22 with nice increases in MV.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]I just read RL-22 is temperature sensitive.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]I hunt long fields with woodlines, the distances for shots are only limited by my ethics and caliber choice, MV helps.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]Temps range from 0 to 40 degrees F with an average temp of around 17 degrees in season.[/FONT][/COLOR] [COLOR=black][FONT=Verdana]Are there powders more stable in a wider range of temps that may provide similar types of MV and accuracy? Will appreciate any sound advice.[/FONT][/COLOR] [/QUOTE]
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Powders and MV change in cold temps
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