WebThe tested charges were 39.2, 39.5, 39.8, 40.1, and 40.4 grains. I cleaned the rifle, and shot two fouling shots using IMR 3031 at 39.2 grains, and allowed two minutes for it to cool. I had five targets posted at 100 yards, one target for each charge variation. 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 … Target above was shot with a 308 Winchester, Remington 700 tactical rifle. … What is an Optimal Charge Weight load? ... I had five targets posted at 100 yards, one … Here is an OCW target designed by AC Lakey which we've used for years. CLICK … Optimal Charge Weight load development. [email protected]. … WebSep 19, 2024 · North Texas. Sep 17, 2024. #1. I went to the range today to do some load development for my new 7mm-08 Tikka and 243 Win. For the 7mm08 I used a range of VARGET from 39g - 40.5g with CCIBR2 primers and 160grn NOSLER Accubonds. For the 243 WIN I used RELOADER 16 from 37g - 40.5g with 105 Bergers.
Load Development: Part One – Cortina Precision
WebMay 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. WebWhile the Ladder Test method is primarily used to divine optimal charge weight, it can also be used to find the best seating depth or brand of primer. Introduction — Benefits of Ladder Testing After several months of waiting on your gunsmith, your shiny new rifle is finally done. shannon sweatt
Optimal Charge Weight Load Development... - Practical Riflery and …
WebJun 3, 2024 · If your have no idea where your sweatspot is in terms of load and speed, you should start about a 1/4 above your minimum load. Suppose your minimum is 39gr, and max is 43gr, you should start at 40gr and increase your load with 0.2gr increments to maximum, loading only 1 cartridge at each load weight increment. WebJan 29, 2016 · The scope I used was a Leopold 20 power with a target Crossair. My hunting scope is up 4.5-14 x 30 mm VX 3 Leopold with a Boone and Crockett crosshair system. savagedasher. Jan 28, 2016 ... I did a second optimal charge weight test, and found that a higher powder load produced a much better group at this point in time. WebFeb 19, 2024 · It was explained to me that, if your optimal charge weight is at or near maximum, manipulating the seating depth is more likely to create unsafe situations. In contrast, if you begin with the start load and find a seating depth that produces good tight groups, then you can gradually increase your charge weight (and muzzle velocity) until … shannons walsall