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RMS Units

What are the units of measure used for RMS? Are they millionths of inch or something else? And is the reading the rugosity Rq obtained from a rugosimeter?

Giovanni M. Ciriani
Promotion - Altavilla, VI, Italy
2002

RMS results are in Microinches or Micrometer (micron). Rq is the RMS surface roughness parameter. Bill

Bill Boatright
- Raleigh, North Carolina
2002

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