Exactly How Many CFM for Sandblasting Do You Need?
You're probably staring at a rusty fender or a dirty concrete floor right now, wondering exactly how many cfm for sandblasting your air compressor actually needs to push out to get the job done. It's the one question that trips up almost everyone getting into abrasive blasting, mostly because the answer isn't a single number you can just circle on a chart. If you've ever tried to blast a car frame with a tiny pancake compressor, you already know the frustration of waiting ten minutes for the tank to refill just so you can work for thirty seconds. ...