To aggressively rip away large volumes of metal in a roughing operation. The goal is maximum material removal rate without worrying about surface finish or tool wear. It requires rigid workholding and plenty of horsepower.
Heard on the job
We need to hog out the center of this block before we worry about the finishing passes.
Also heard as
- Hog out
Related terms
Hog out
To remove a large volume of material fast with heavy roughing cuts, without worrying about finish.
Making chips
Shop phrase for machines actually cutting metal, the productive part of the day as opposed to setup.
Chatter
Self-sustaining vibration between tool and work that screams, leaves a wavy pattern and kills tools.
Climb milling
Milling with the cutter rotating in the same direction as the feed, so each chip starts thick and ends thin.