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Surface finish numbering system
Regarding surface finish, (RMS), I believe that they are incremental; for instance a standard callout may be an 8 RMS or a 16 RMS, a 32 RMS, and a 125 RMS.
My question is is an 8 RMS better than a 16 RMS by a certain percentage? How are these numbers calculated?
Sam Poutous
- Medford, Oregon
Hi Sam!
Check out my answer to Question 9836.
Enjoy!
Lee Gearhart
metallurgist - E. Aurora, New York
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