Page 10 - smartWLI roughness
P. 10
sand blasted surface
Context Mean Std dev Min Max
ISO 4287 - Roughness (S-L)
F: None
λs Filter: Gaussian, 2.50 µm
λc Filter: Gaussian, 0.800 mm
Calculated on: All λc (6)
Amplitude parameters
Rz µm 13.9 1.16 10.6 18.9
Rt µm 19.3 2.73 13.3 35.0
Ra µm 2.44 0.189 1.86 3.09
The example of the sand blasted surface shows approx. 100% variation of
parameters depending on the position of the profile lines.
