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Coffee Beans Vortex Cooler using USB Air Blower
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Using a USB air dusters as fan with the vanes will create an air vortex that will cool the beans after roasting.
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Model information
- Source
- Printables
- Category
- Kitchen
- License
- Creative Commons — Attribution — Share Alike
Using a USB air dusters as fan with the vanes will create an air vortex that will cool the beans after roasting. This tray fits an 8 inch sifter ring but you can scale it up or down to fit any size sifter. These USB air compressor are powerful, low speed appear to be good enough air flow to me.