3D Surface Roughness and Wear Measurement, Analysis and Inspection
Benoit Mandelbrot and fractal mathematics

Remembering Benoit Mandelbrot

November 16, 2022

Benoit Mandelbrot, whose birthday we commemorate on November 20, found commonality in the math that describes patterns and distributions in nature and modern life. Mandelbrot saw order in phenomena that

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ASME B46.1 standard for surface roughness, waviness, and lay

What is ASME B46.1?

November 8, 2022

The American Society of Mechanical Engineers’ ASME B46.1 standard defines surface roughness, waviness, and lay, as well as parameters for specifying and controlling surface texture. Learn what it covers and

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surface roughness cutoff wavelengths - surface texture filtering - michigan metrology

What do you do if you don’t know the cutoff length?

November 1, 2022

Cutoffs define the band of spatial wavelengths that will be included in the calculation of surface texture parameters. Per specifications, the cutoffs must be specified. So, what do you do

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Anton van Beek Advanced Engineering Design is an essential engineering resource for tribology and surface metrology.

Advanced Engineering Design: Lifetime Performance and Reliability

October 25, 2022

In my office I have dozens of books that I consider primary engineering texts. But there are a few that I consider essential. Anton van Beek’s Advanced Engineering Design is

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michmet.com has a new look!

July 13, 2022

We’ve updated the Michigan Metrology website to give our visitors a better experience. All of the helpful content that you’ve come to expect is still here—the Surface Texture Parameters Glossary,

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Surface Roughness Texture and Tribology Class Course Training - Michigan Metrology

Full Course now available online!

May 28, 2022

As you may know, our Surface Roughness, Texture and Tribology course has been available as ten individual modules for online learning at udemy.com. We have had quite a few requests

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Michigan Metrology in Finishing and Coating Magazine

April 28, 2022

Most quality professionals working with surface texture/roughness are well familiar with “R” parameters, such as Ra (average roughness). These widely used parameters are derived from 2-dimensional measurements, typically generated by

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