Sighting in Ladder system?

  • Tom P.
    Whitehall Wi.
    Posts: 3532
    #1350715

    Reading some tech tips on finding the best loads for my .243 Savage 10 using the ladder system. Some of the comments makes sense not sure how true trying to mull them around in my head for a while.

    One writer was saying with every shot there are harmonic vibrations going back and forth thru the barrel from breech to muzzle. Flyers come from the bullet exiting the barrel when the harmonic distortion is the greatest at the muzzle. The most accurate combination of powder will have the bullet exiting the barrel when the harmonic vibrations are at the breech. Makes sense but true or not I am not sure. Something to consider technically seems to be accurate.

    Considering the Browning BAR`s were available with basically a tuner on the barrel to help get rid of or at least control these harmonic vibrations to increase consistency.

    What Ya think

    Randy Wieland
    Lebanon. WI
    Posts: 13661
    #1351263

    I think that is only one small piece of the puzzle. Bullet weight and legnth, in consist neck tension, bullet speed, seating depth, and pressure all have equal parts of the equation.

    Tom P.
    Whitehall Wi.
    Posts: 3532
    #1351275

    It is recommended to do a round robin when shooting different powder weight charges starting at 5 grain difference shooting 3 of each charge. Finding the closest ones vertically for the bullet weight chosen. Refine charges to .1 grain then play with seating depth etc.

    Jeremy
    Richland County, WI
    Posts: 701
    #1351282

    Quote:


    Reading some tech tips on finding the best loads for my .243 Savage 10 using the ladder system. Some of the comments makes sense not sure how true trying to mull them around in my head for a while.

    One writer was saying with every shot there are harmonic vibrations going back and forth thru the barrel from breech to muzzle. Flyers come from the bullet exiting the barrel when the harmonic distortion is the greatest at the muzzle. The most accurate combination of powder will have the bullet exiting the barrel when the harmonic vibrations are at the breech. Makes sense but true or not I am not sure. Something to consider technically seems to be accurate.

    Considering the Browning BAR`s were available with basically a tuner on the barrel to help get rid of or at least control these harmonic vibrations to increase consistency.

    What Ya think


    Look at OCW(Optimal Charge Weight)
    http://optimalchargeweight.embarqspace.com/#

    It might be a better option

    Tom P.
    Whitehall Wi.
    Posts: 3532
    #1351287

    I have red the article and a few more this is what peaked my interest in the Ladder System. Finding the best load for say a 100 grain bullet for deer hunting and then the best load for P-Dog shooting a 65 grain or for Yotes.

    It sounds using the Ladder System I can find the most correct load for any given grain of bullet, not being forced to use only one type or maker of bullet. Which to me is a big advantage when reloading when supplies are tight. or finding a great sale on bullets knowing that I may be able to make them accurate.

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