Thread: Over 5000 fps. That is a fast projectile.

Originally Posted by veitnamcam

Barrel wear is more from powder/carbon abrasion and heat isnt it? so in said 5000+fps rifle would it make any difference to barrel life running the 30gr to the 40gr at around the same pressure(lets not start that again) after all its only copper

-It's a lot of powder going through a small bore- so there'll be plenty of that.

-Yeah, let's not start that again pressure aside, it's still metal being forced over metal at nearly double the 'normal' speed, so I'd say friction will be a pretty decent factor in wear/things heating up.