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7-30 waters vs crono

Discussion in 'Handloading and Reloading' started by flipajig, Oct 31, 2009.

  1. flipajig

    flipajig Well-Known Member

    Just palimanary test with IMR 3031 was verry impresed with them
    6 different loads increasing in 1/2 grn increments
    first one was
    28.5 grn for 1946-2020 fpf 1 1/8'' groop
    29grn for 1946-2020 1 1/8 '' groop
    29.5grn for 2035-2076 3/4''groop
    30.0grn for 2038-2103 1 1/8'' groop
    30.5grn for 2090-2185 1 1/2'' groop
    31.0grn for 2147-2178 1/2''groop
    all of this was shot at 100 yds with light wind 5-10
    a little more testing and i will be there. now some 5 shot groops all of this was 3 rnd groops..more later
  2. snuffy

    snuffy Well-Known Member

    Ummmmm,,, what bullet/weight? Contender 14"? If that's a 140 grainer, you're close to how fast it should max out at. If it's a 120, then you have a way to go.

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