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Type: Posts; User: Terry Keeley

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    Thanks. The bearings and lubricating them will...

    Thanks. The bearings and lubricating them will be a very important part of the project. Going with WIB "Swiss Made" 6202's for the 15 mm shaft, we use these in the motors and they hold up very...
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    Thanks, that gives me confidence mine will stay...

    Thanks, that gives me confidence mine will stay together, just havta find the "right" 4140 with certs (it's supplied in so many different conditions).

    I was wondering if you ever got to test one...
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    Thanks again for checking, found some more info...

    Thanks again for checking, found some more info in the Machinery's handbook saying a factor of 10 is common.

    I'm pretty confident if this thing is properly aligned and balanced it will stay...
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    Thanks, I'm quite sure now I'll be OK. Found...

    Thanks, I'm quite sure now I'll be OK. Found some more info in the Machinery's Handbook:

    "Centrifugal Stresses in Flywheel Rims.

    In general, high speed is desirable for flywheels
    in order...
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    I'll have a look thanks but it looks like mostly...

    I'll have a look thanks but it looks like mostly gas stuff, I'm all nitro.



    Want to stay away from gears/chains/pulleys and go direct drive for simplicity and to avoid the losses from them.
    ...
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    Ya, I hear you. But professional engineering...

    Ya, I hear you. But professional engineering will put the project way over budget, lol.

    A few of these have been built and I haven't heard of any coming apart but they've mostly used lower rpm...
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    Will be supported solidly with pillow blocks. ...

    Will be supported solidly with pillow blocks. Going to turn it between centers so it should come out close but will check the static balance carefully before running it.



    Glad that guy changed...
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    O/T - Safe flywheel speed?

    Trying to figure out a safe rpm limit for a steel flywheel 6" diameter x 1" thick. I'll turn it from solid so the shaft and wheel are one piece.

    Machinery's Handbook (27th Edition) has a formula...
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