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Need equipment to measure Ra/grit-finish of stainless steel sheet

How to measure Ra value for surface finish of any Stainless steel tank OR sheet metal? IS there any equipment available in market to check Ra Value OR grit finish of SS equipment?

Gopichand [last name deleted for privacy by Editor]
manufacturing - Mumbai, Maharashtra, India
2003

Profilometers

on eBay or

Amazon

(affil links)

Through which machine we can we can measure Ra value of aluminum sheet?

Barun Shahi
Hobbyist and lithography plate manufacturer - Patna Bihar, India
June 7, 2011

Hi, Barun.

It's called a profilometer.

Regards,

Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey
June 7, 2011

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