News + Insights
News + Insights
Single-Pass Honing is Single Solution for Cloyes
What's not to like about a machining process that hits print tolerances with adjustment-free, 1.67 Cpk capability, while running 4000+ parts per day, six days a week?
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Smart Honing Technology for Aerospace Hydraulic Pumps
Shop's customers note new technology makes a 60 millionths tolerance look generous "We don't believe it!" – that's how experienced machinists reacted to their first encounter with a new honing system that produced nine bores per part with only 0.000020" (0.5 µm) variation, all day long, with essentially no operator attention. That's 2.21 Cpk process capability.
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From Hupmobile to high-tech bore solutions: Sunnen innovation turns 100
Founder Joe Sunnen’s quest to sell his honing inventions started 100 years ago with cross country sales calls made from the back of his 1916 Hupmobile. Today, Sunnen technology is used worldwide to make performance engine parts, energy exploration equipment, aerospace components, gears, fuel injectors, fluid-power components and more.
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Revolutionize Your Firearm Manufacturing with Sunnen's HTE-1600W at SHOT Show 2025
Attention firearm manufacturers and enthusiasts! Don't miss the opportunity to witness cutting-edge honing technology at the NSSF SHOT Show 2025.
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Sunnen Receives 3rd President’s “E” Award for Exports
ST LOUIS, May 17, 2024 – Sunnen Products Company was awarded the President’s “E Star” Award for Exports by the U.S. Department of Commerce, at Tuesday’s 63rd annual ceremony in Washington, DC.
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A New Face for Sunnen in 2024
As we celebrate an unprecedented milestone for our organization, we ask ourselves: "What does 100 years mean to Sunnen?"
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Celebrating a Century of Innovation
2024 marks a significant milestone for Sunnen — a century of innovation. Over the decades, Sunnen dedicated itself to precision, performance and partnership.
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Sunnen acquires long-time partner Hommel Präzision
A partner since 1950, Hommel Präzision has represented Sunnen Products Company and its comprehensive line of bore finishing equipment, tools and accessories in Cologne, Germany.
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PGE-6000 Digital Bore Gage Automates Bore Data Acquisition
New electronic bore gauge automates bore data acquisition on the shop floor for aerospace components manufacturer Aerospace pioneer Kamatics Corporation has engineered solutions for aerospace applications since 1966.
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Sunnen Named a Top Solutions Provider for Aerospace
Sunnen was recently named Top Aerospace Manufacturing Solution Provider for 2021 by the Aerospace & Defense Review.
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See What We're Working On
Visit us at one of our upcoming trade shows for an in-depth look at Sunnen’s complete line of machines, tooling and abrasives.