Optimal charge weight test
WebDec 7, 2014 · Dec 5, 2014. #1. Like most of you, I optimize my loads using the OCW method which involves optimizing the charge weight first, looking for a node where the average POI does not change significantly before adjusting seating depth to tighten the group. Was reading the Berger manual today and read the following interesting comment “ In ... WebSep 27, 2024 · Since I didn’t have “super-clear” nodes on my 10-shot load development graph, I decided to shoot 5-shot groups (as seen in the video) up towards the max charge …
Optimal charge weight test
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WebApr 21, 2024 · Likewise, attempting to find an optimal seating depth if the charge weight/velocity of your load is off from where it will actually end up by 50 to 75 fps (or more) may also be of limited value. ... Target below is a starting charge weight test with varget and berger 105 hybrids jammed 0.010. Starting load 29gr to 30.2 gr. Hard to pick a winner. WebMar 6, 2024 · But, I shot 10 singles at 100 yards out of my .300 Win yesterday in an attempt to locate a group of 3 or so shots close to each other that would give me a starting point for trying to find the optimal charge weight for my rifle with IMR-7828SSC. I posted a pic below. The 3 fouling shots are marked F1. The others are marked with the charge weight.
WebFeb 15, 2024 · I think a real test would be to do the Berger seating depth test at several charge weights and even powders and see if you come up with the same optimal depth or if there's differences. Reply. joep17 Well-Known Member. Joined Jul 7, 2003 Messages 190 Location Calgary. Feb 15, 2024 #51 WebJan 29, 2016 · #1 While I was doing optimal charge weight test, and I found a very good load. I then put a higher power scope on it than what I use for hunting, and it shot a quarter minute angle at 200 yards. Since then, I've shot for groups and the grouping hasn't been near as good as before on a consistent basis.
WebApr 26, 2024 · Harmonic Tuning: Optimal Charge Weight Test. WebMar 29, 2024 · Test 1: 40.6-43.4 gr charge weight ladder test with .020″ jump: 1.53 MOA Test 2: 40.6-43.4 gr charge weight ladder test with .050″ jump: 1.09 MOA Test 3: 40.6-43.4 gr charge weight ladder test with .080″ …
WebDec 31, 2024 · It’s likey a direct correlation , what that does not mean is that a specific velocity means you found your optimum charge weight . Depending on the powder burn rate you could have the same velocity with 2 different powders with very different barrel times resulting in differet POI , so although velocity is important it’s not all that matters .
WebThe rifle was my old Remington 788, a 243 Winchester. The bullet was the Sierra 60 grain HP, and the powder used was IMR 3031. (IMR 3031 is an excellent powder for the .243 Winchester with 80 grain and lighter bullets, but you couldn't prove it by the majority of … Dan Newberry's Optimal Charge Weight Load Development... Home; Instructions; … For example, if 34.7, 35.0, and 35.3 grains all grouped about 1.5 inches high, and … The powder trickler allows you to "fine tune" the charge to the exact weight you … The main thrust of this piece is to (hopefully) bring the reader to an … What is an Optimal Charge Weight load? ... but I do test about 5 to 8 per cent below … I'm Dan Newberry, the designer of the Optimal Charge Weight method of … Optimal Charge Weight load development. [email protected]. … thierry gokelaerehttp://www.ocwreloading.com/ thierry golfierWebMay 14, 2024 · Charge weigh seems to achieve a minimum group size at roughly 44.6 grains. More or less powder increases group size. All but one of these groups are big enough that I would call them unacceptable for this rifle. It's a high end rifle built on a Barnard action with a Bartlein barrel. Groups just under 1 MOA are disappointing. thierry goldsteinWebOct 19, 2012 · You simply identify a range of powder weights you want to try, fire a 3 shot group of each powder charge, then identify the groups that come closest to hitting the same point of impact (POI) on the target. thierry golliardWebFeb 12, 2024 · Charge weight first, one load at each charge weight, progressively plus .3 to .5 grains each load. Looking only at velocity and pressure signs. When I find a charge weight that will deliver an appropriate for caliber velocity at a safe pressure, use it. Could call it an Audette's ladder but reading those nodes is like reading tea leaves and don't seem to be … thierry gonzalezWebOct 6, 2024 · October 6, 2024 By Jeff. Share. Ryan goes over his load development method incorporating the Optimal Charge Weight “OCW” process. To down load the suggested OCW target GO HERE. To discuss this review or ask questions, Please GO HERE. Filed Under: Precision Hand Loading Tagged With: 300 win mag, Bear Hunting, Berger Bullets, Elk … thierry goldbergWebJun 10, 2024 · 3) The Optimal Charge Weight (OCW) method (<- religious commitment?) Of course, another approach is do a classic accuracy ladder test shooting multiple 3 (or more) shot groups at various load increments and simply declare the smallest group the best load. Couple of other factors... thierry golly