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My CNC Mill
made by Evan Williams
Hello,
Here are a few pictures of my CNC mill that I have constructed. This is of course a milling machine as well as an engraving machine. It is repeatable to within about 2 microns. It also has a high speed secondary spindle (not shown) that makes 26,000 rpm. The main spindle goes up to 6000 rpm.
Specifications:
Designed and constructed by Evan Williams
X 320 mm Y 210mm Z 320mm
Motor 1 kilowatt DC
Main spindle R8, 6000 rpm
Weight 200 kilos
Materials aluminum, small amount of steel (ways)
Maximum cutting speed ~ 1500 mm per min in 5mm aluminum (one pass)
Cost: Yes it did.
Time to build: 2 years
Best regards,
Evan Williams
British Columbia, Canada
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