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  1. M

    Looking for featherweight geared hubmotors, >10kW

    if it is going to fly it needs to be light.....the issue is will it work?.....and how do we calculate it or test for it or find the honest vendor with good test data....and my prop is a model prop because I currently have a 3W-200 Giant RC scale ICE motor ....larger props turning slower do give...
  2. M

    Looking for featherweight geared hubmotors, >10kW

    https://www.skf.com/us/products/rolling-bearings/ball-bearings/deep-groove-ball-bearings#cid-493604 if you type in your bearing it will give the dynamic load rating.....for the basic 6004 it is 8kN....8000 N so .25 of that is 2000 N or about 450 LB...now there are 2 of these I would assume in...
  3. M

    Looking for featherweight geared hubmotors, >10kW

    thank you....I did look and there was more data....but not what I would call a spec. sheet...with weight and power output continuous/max etc....there was some reference on one motor of up to 18kw.....I have seen video of Chinese stuff where they blip the engine for a second and say look XXXX max...
  4. M

    Looking for featherweight geared hubmotors, >10kW

    I could not find specifications ....I send them an e-mail.....do you have the specifications?....
  5. M

    Looking for featherweight geared hubmotors, >10kW

    The powered launch glider could have staged power settings....such as 2 min. 100% 2 min 75% .....etc.....also the DD motor is where the prop attaches and lots of cooling air will be blowing over it......
  6. M

    Looking for featherweight geared hubmotors, >10kW

    :bigthumb: thanks a bunch....
  7. M

    Looking for featherweight geared hubmotors, >10kW

    I am looking for 6000 rpm 15-20kw for a 32" prop....any suggestion on a DD hub motor? This is for a Ultra-Lite Power launch glider
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