Sound technical content, curated with aloha by
Ted Mooney, P.E. RET
Pine Beach, NJ

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

  The authoritative public forum
  for Metal Finishing since 1989

-----

What is an N8 finish?

The specification is a surface finish designation. The equivalent US (english) designation is (RMS), usually a number followed by a square root symbol.

I need to know what a N8 finish is for machining purposes. The spec is on a foreign drawing. All dimensions in metric.

Tyson Brady
Monalex Manufacturing Inc. - Douglas, Massachusetts
2004

Roughness Grade No N8 is equivalent to Ra3.2µm.

Refer http://www.predev.com/smg/specification.htm

Izhar

Mohammed.Izhar-ul-haq
Unisteel Technology Limited - Singapore
2004

(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: