Hobbyists & Industry luminaries alike learn on every visit
(we earn from 'affiliate link' purchases)

Curated with aloha by
Ted Mooney, P.E. RET

finishing.com -- The Home Page of the Finishing Industry

  The authoritative public forum
  for Metal Finishing 1989-2025

-----

Roughness Average conversions to grit numbers?

What does a mirror polished stainless steel surface with a Ra (Roughness average) value of 1 microinch converts to in grit numbers?

Michael Liu Taylor
specialty stainless steel distributor - Dallas, Texas
2007

2 or 3 micrometers diamond polishing compounds are often used to produce such roughness on steels and other substrates.

Guillermo Marrufo
Monterrey, NL, Mexico
2007

(No "dead threads" here! If this page isn't currently on the Hotline your Q, A, or Comment will restore it)

Q, A, or Comment on THIS thread -or- Start a NEW Thread

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories: