Fineblanking as a process will be used for serial parts, where

  • the cut surface represents a function (i.e. gears, theeth) and thus needs to be smooth and at a right angle to the surface.
  • there is a pronounced requirement for planeness.
  • there will be high requirements for tolerances of measure and play.


Backrest adjustment
Lower part 16 Mn Cr 5


Ring gear
Pinion carrier Al Zn 5.5 Mg Cu

A-C/Ventilation Systems

Flap adjustment
Cogwheel StW 22


NKW gear
Intermediate plate ST2 K50


Hydraulic pump
Retraction plate C15
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