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Comparison sample block of surface roughness 639023

Comparison sample block of surface roughness
Item Code:639023 Features:Comparison sample block of surface roughness
  • Description
-Comparison sample block of surface roughness is a measuring too which is used to check the snooth finish of a mechanical workpiece by comparision method and eye estimation or microscope is uesd to compare an detect the degree of the surface roughness.

Method
Turning
Shaping
Vertical milling
Horizontal milling
Plain grinding
External grinding
Plating lapping
Nominal value of surface roughness(µm)
0.025
0.1
0.1
0.05
0.2
0.2
0.1
0.4
0.4
0.8
0.8
0.8
0.8
0.8
0.8
1.6
1.6
1.6
1.6
3.2
3.2
3.2
3.2
6.3
6.3
6.3
6.3

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