Finding the right bearing: 7 essential criteria

Lars Butenschön | 4. January 2019

The various influences that affect the lifespan of a plain bearing are relatively trivial. It´s easy to imagine that a truckload of fine dust is rather less helpful for a long bearing life. Also, that 500 ° C ambient temperature can cause difficulty in choosing the right lubricant, results in few raised eyebrows. And yet, often times […]

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Plastic bearings for high loads? What does high load actually mean?

Lars Butenschön | 4. December 2018

There is a saying among german conservative engineers going like this: “Wer Kunststoff kennt, nimmt Stahl”. “Those familiar with plastics use steel instead”. To be honest I didn’t hear this in quite a while now. But it´s still in the heads of many engineers. Even if they don´t know a word of german. In the […]

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How to secure bearings properly – Part 3: Anti-rotation features

Lars Butenschön | 27. November 2018

In episode two of this series, I showed you some options of how to secure bearings axially to keep them from moving out of housing holes. In this episode, I want to show you how to make an easy anti-rotation feature and why you would need one in the first place. Why would you need […]

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How to secure bearings properly – Part 2: axial securing

Lars Butenschön | 27. November 2018

In part one of my series “How to secure bearings properly”, we learned how and why bearings move in their mounting holes and what we can do against it. If press-fit is not enough or not available in order to keep a bearing in place, you can do so by changing it´s shape. In this […]

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Schadensbild eines Gleitlagers, das sich in Folge von Presssitz-Verlust bei hoher Geschwindigkeit in der Aufnahmebohrung mitgedreht hat. Die Folge: Verschleiß an Lager und Aufnahmebohrung, da die Gleitpaarung auf den Werkstoff der Welle abgestimmt wurde

How to secure bearings properly – Part 1: Why bearings move out

Lars Butenschön | 26. November 2018

When your plastic bearings are moving out it´s typically not to find a better home. But it definitely means their previous housing was not to their liking. The solution: Secure bearings or change the material. In this post I want to help you understand when and why these measures are necessary. What´s happening? Bearings – […]

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