New .270 cal cartridge from Winchester
It seems like Winchester will e giving the .270 faithful a new short magnum cartridge in .277 calibre. The 6.8 Western is a slightly shorter case at 51.30 mm than the .270 WSM and designed to shoot 175 gn projectiles in a 1:8 twist barrel at 2840 Fps. Cartridges are loaded to 65 000 PSI.
There are more details and diagrams at this link
https://saami.org/wp-content/uploads...2020-11-01.pdf
New .270 cal cartridge from Winchester
MD,
Amax, ELDM’s and Berger pills don’t explode in my 1:8 twist 6.5 at close to 3000 fps so I reckon this will not be an issue at 2800 in the new round.