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Can you tell these plastic finishes apart?
August 9, 2024Most surface finish specifications for plastics refer to an SPI finish (SPI mold finish). These numbers refer to a standard set of finishes for injection molded parts set by the
When switching from metal to plastic, does the texture stay the same?
July 30, 2024Download this article as a PDF Companies regularly need to replace metal components with plastics for reasons of weight, cost, performance, corrosion, etc. Very often, however, when the material is
New Full-Day Surface Metrology and Tribology Class, 11/14/24
July 23, 2024Registration is open for the new one-day Surface Metrology and Tribology class, which will be held in Livonia, Michigan, Nov. 14, 2024. The full-day metrology class – tribology class offers
Controlling parting lines in molded plastics
July 22, 2024In plastic molding, parting lines can form on the component where portions of the mold meet imperfectly. These ridges and/or valleys may lead to several types of functional problems with
Controlling Knit Lines in Plastic Molding
July 15, 2024In the molding process, knit lines form where the material does not weld together seamlessly as it moves through the tooling. The cause may be related to the mold surface,
Remembering Roger Simpson
May 16, 2024Michigan Metrology opened its doors in the Detroit area in 1994. I’d spent the previous several years working with the team at WYKO, developing the ”white light interferometry” technology that enables
Bringing 3D optical measurement to Detroit
March 19, 2024Remembering the early days, Part 2 Michigan Metrology, LLC is approaching our 30th anniversary, and we’re taking a look back on some of the highlights of our history. In this
Average Roughness
February 29, 2024If you rely on average roughness (Ra) to control your surfaces, check out this short animation. It shows that very different surfaces can all have the same Ra value…and Ra
A measurement lab can be a development partner
February 20, 2024Startups, incubators, “skunk works…” when a company is in startup mode, everything is happening at once. Manufacturing processes are being designed while funding is being secured and sales are being
Metal Forming Tribology & Surface Metrology Workshop
January 9, 2024Thursday, March 28th, 7:30am–1:00pm EST Michigan Metrology, Bruker, and ASM-Detroit are sponsoring a complementary Metal Forming Tribology/Surface Metrology workshop on March 28, 2024, 730am–1pm. The morning session will include a