I did some simple test by putting rounds in the freezer and cooling off my rifle barrel, it showed to be pretty temp sensitive. 2.37fps/degree it's a ball powder but they claim it's more stable than most other slower ball powders.
That's a lot! But at least LRT is available. That's why I loaded a lower velocity load so I could shoot my Norma in the hot CA sunI did some simple test by putting rounds in the freezer and cooling off my rifle barrel, it showed to be pretty temp sensitive. 2.37fps/degree it's a ball powder but they claim it's more stable than most other slower ball powders.