rpm

  1. Rick M

    Very low cost way of measuring tool speed.

    After switching my lathe to a variable speed DC motor I didn't know it’s speed range so rather than buying a digital tachometer for a one off measurement I used some old tech… a homemade strobe tachometer. Turntables had a series of lines around the platter so that with a strobe you could set...
    • Rick M
    • Thread
    • fluorescent lathe rpm speed strobe tachometer
    • Replies: 5
    • Forum: "How To" Forum
  2. Tarhead

    RPM Wood Finishes Group Factory Fire in Hudson

    They produce the Mohawk finshes line there. Glad the fire didn't get to the Nitrocelluose. This will impact their business. Looks like a big loss. http://www.wcnc.com/home/Chemical-plant-fire-forces-evacuations-in-Caldwell-County-122778109.html
    • Tarhead
    • Thread
    • factory finishes fire group hudson rpm wood
    • Replies: 4
    • Forum: Finishing
  3. crokett

    1/3 HP 1075 RPM Motor for Spindle Sander?

    What say you? I have a condenser fan motor and needed a spindle sander this weekend. Was thinking about a shop-made one. Looks like most of the ones on the market are powered by 1/4 1750 RPM or so motors. Would I miss the 700 RPMs if I made it a 1:1 gear ratio?
  4. mbeach

    Delco 1/6 HP 1725 RPM motor... what to make?

    I have a 1/6 hp 1725 rpm Delco motor that was given to me, it has a pulley on it and he gave me an attachment for like a grinding wheel or buffing station. So... what should i make? I have a grinder already, dont have a buffing station... but not sure i really need one right now... Any...
  5. mshel

    Compressor motor rpm question

    If the compressor pump is rated at say 850 rpm, what should the motor rpm be to achieve this??? I know the combination of pump wheel diameter and the motor pulley figure into this but not sure how this all calculates. This is info for a potential gloat (maybe) so need some fast feedback...

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