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  1. viki2000

    Bearing type and size

    The document form here: http://www.irdbalancing.com/downloads/techpaper1balqualityreqmts.pdf contains one of the best info that I missed, very valuable for me, I did not know about it, thank you for it. Let's consider the shaft/rotor is electrical driven by electromagnetic forces. These are...
  2. viki2000

    Bearing type and size

    Then let me ask you opposite: what do you consider max. acceptable speed in RPM for such system with only one bearing (what type?) when the mass is distributed as follows: - the rotor is a 0.5Kg disk where the material is considered homogeneous and the cutting precision of the disk is 0.1mm.
  3. viki2000

    Bearing type and size

    If it is of any help, I can consider the weight lower, down to 0.5Kg. We can consider also the radial forces that turns the shaft equal distributed around 360°, so not only one force from one side. We can imagine an AC squirrel motor where my shaft is the rotor, but only vertical position and...
  4. viki2000

    Bearing type and size

    Please consider only 600RPM and 1KG, continuously run 24h. Imagine that plate is a stable heavy table and the bearing is well fixed in the top of the table. My pictures are only to get an idea of what I want, but is more theoretically, not the actually design. „As far as "lowest possible...
  5. viki2000

    Bearing type and size

    Few more details. Before I asked the question here, I already searched the internet couple of days and I have read different info about the bearings. Then my head became bigger and the multitude and variation of info acquired started to be mixed up in my head resulting a salad. Nevertheless, I...
  6. viki2000

    Bearing type and size

    Answers: @ AidanMc The radial bearing used in the picture is just an example. It may be any other type that you suggest. I just made a picture setup with photos from internet. At this stage there is no physical setup nor CAD drawing. I just gather info and I need to understand what would suit...
  7. viki2000

    Bearing type and size

    Hi, Assuming I have a plate as below with a hole in which I install a bearing. Then I insert a shaft and in top of the shaft a weight. Let’s say is a round weight, can be a sphere or a disk. Questions: - What type of the bearing should I use? - From what material should be the bearing made? -...

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