Broaching is a cutting procedure for the production of inner- and outer profiles using a broaching tool with squadron shaped measure increase of teeth
- Hard broaching
- Helical broaching
- Dry broaching
When profile broaching there are broached inside surfaces from a breakthrough
After broaching and hardening the workpiece, hard broaching is mostly made with a defined additional material.
By internal broaching there are broached helical interior profiles.
Here mostly the vertical broaching tool or even the working piece is turned over the broaching stroke defined.
Dry broaching is the definition for broaching without cooling lubricants with a broaching speed of mostly 30 m/min using coated broaching tools.
By surface broaching there are broached the external surfaces.
Here mostly - contrary to internal broaching - a clamping of the workpieces is made for compensate the pushing forces.