IMR 7828SSC Powder has the exact same burn off rate and utilizes the exact same data as regular IMR 7828. Even so, as a result of quite short kernels, metering is almost nearly as good as with a spherical powder.IMR 7828 SSC is my go-to powder for .three hundred Get Mag. The Tremendous-limited grains make metering a breeze, and I get dependable ve