Flat Finishing

Parts

Flatness

Parallelism

Roughness

Brake discs

-

5,0 µm

Rz    4-6 µm

Con rods

-

10,0 µm

Rz     10 µm

Gear discs

-

-

Rz < 1,5 µm

Tappets

2 µm

-

Rz < 1,0 µm

Pump gears
(housing-rotors)

-

4,0 µm

Rz < 1,5 µm