Technical Details: Data sheet single roller burnishing tool ERG-Special boring-bar

Single roller burnishing tool ERG-Special Boring-bar

Application external/internal, cylindrical, contours
Durchmesserbereich from 20 mm depending on the application, due to the rolling forces during the process, the stability of the workpiece and the clamping has to be ensured (e.g. by using tailstock or rest)



  • Tailor made rollers/radii

Application parameters

Please note that this information represents standard values which must be adapted to the individual cases.

Speed up to 200 m/min
Feed rate 0.05 - 0.3 mm/rev
Workpiece allowance up to 0.02 mm
Tool pre-load up to 0.5 mm
Lubrication emulsion or oil; filtration of the lubricant (<40 μm) can improve the surface quality and the tool life
Pre-machining of workpiece surface roughness up to (Rz) 15 μm
Workpiece hardness up to 45 HRC


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Single roller burnishing tools ERG-Special Boring-bar

are non-intrinsic tool for smoothening and work hardening of holes and internal contours. 



  • universally usable
  • easy to use
  • slim design
  • fast return of investment