Each surface comparator is supplied with 5 profile grades ranging from 0.5 - 5.5mils.
Designed for use with the Elcometer 127 illuminated magnifier, each surface comparator has a hole in the centre allowing for clear visual comparisons to be made.
5 Roughness Values per Comparator.
|Part Number||Description||Section Profiles|
|E127----2||Elcometer 127 Sand Surface Comparator||0.5, 1, 2, 3, 4 mils|
|E127----3||Elcometer 127 Grit Surface Comparator||1.5, 2, 3, 4.5, 5.5 mils|
|E127----4||Elcometer 127 Shot Surface Comparator||2, 2.5, 3, 4, 5.5 mils|
|E127----1||Illuminated magnifier (x 5) with integrated surface comparator holder||-|
AS 3894.5, ASTM D 4417-A, SSPC PA 17
If you are only required to quickly assess the surface profile of a blasted metal surface, then the easily transportable and easy to use Surface Comparators are the perfect choice. Put simply, comparators are a flat, steel plate which contain a number of reference surface profiles, formed on a corrosion resistant metal.
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