Grit sizes

[clausDenmark]

Are the sizes used in the US similar to the sizes used in europe (ex. 600 grit = 600particles per square millimeter).
If they are different, how are they, coarser or finer.

Thanks and take care.



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Claus Christensen

When you have playboy channel, why get married

 

[slon]

see at http://www.crucibleservice.com/powder.htm , powder size convertion.

 

[Fox]

Claus - this link has a good comparison of the two rating systems.
http://users.deltanet.com/~lrawlins/grit/grit-chart.html

Fox