Water cooled vs air cooled spindle noise level comparison.

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Published 2022-11-27
This is a question we get at PwnCNC support very regularly. Here is a short video comparison between a 2.2kw water cooled spindle and a 2.2kw water cooled spindle.
The comparison is really unscientific but you can judge by the fact I am speaking normally throughout the video.

All Comments (11)
  • @ronhansen7717
    I just installed my 80mm watercooled PwnCNC spindle. I'm glad I went with watercooled because of the sound level difference. I just saw your video and it confirmed my decision.
  • @crazyhank99
    Hi Clinton, that's useful info. Thanks for posting!
  • @Raynye
    Thank you for demonstrating this for us!
  • The spindle on the wood resonates louder compared to the other. both should be demonstrated on the same medium. Good presentation, however! keep the great work!
  • @wiremonkeyshop
    Thanks for this, but it's not exactly a fair comparison because the air cooled was sitting on a large resonating surface, the spoil board, and free to vibrate. The water cooled was isolated up on the rigid gantry. Regardless, the air cooled is always a little more noisy.
  • Would be nice to chuck a Makita trim router in there as well to hear the real difference between a spindle and a router which most people start off with I reckon. But in the end, the dust collector will probably win that battle as you just pointed out anyway.
  • @FelixSamulevich
    if the question of nice is important ? It can be replaced with the duration of work possibility one .And that is the first principal question to be consider . It is not musical instrument to play some nice music .
  • @JohnColgan.
    Thats a noisy fan on that air cooled. My vevor VFD was virtually silent, just light air noise
  • @NeoQJ
    I am kinda regret choosing air cooled spindle for my CNC, too loud for me