I have reloaded for the 7mm Wea for over 20 years now and that is as close as you can get to the 270 Wea. Powders that have worked well for me are IMR/H 4350, RL 22, IMR 7828, VVN160, H1000. I normally load 150-160 gr bullets. Which one works best will depend on bullet weight and style but any...