Bits › 1/4" ball nose bit › aluminum
1/4" ball nose bit: aluminum
Other materials: acrylic · baltic birch plywood · dense hardwood (maple, oak) · epoxy resin · hardwood · hdpe / uhmw · mdf · melamine · plastic · softwood
Same material, other bits: all aluminum settings
| Maker / bit | Machine class | RPM | Feed IPM | Chip load (in) | Source |
|---|---|---|---|---|---|
| Sienci Labs | hobby-light | 22000 | 44.1 | 0.001 | source |
| Sienci Labs | hobby-light | 12000 | 59.8 | 0.00249 | source |
| Amana Tool 46283 | industrial | 18000 | 140–210 | 0.004–0.006 | source |
| Amana Tool 46490 | industrial | 18000 | 135–190 | 0.0025–0.0035 | source |
FAQ
What feeds and speeds for a 1/4" ball nose bit in aluminum on a hobby-light CNC router?
Published maker data (Sienci Labs) gives a chip load of 0.001–0.00249 in per tooth and a feed of 44.1–59.8 IPM (2 sourced rows). Start low and test in scrap.
What feeds and speeds for a 1/4" ball nose bit in aluminum on a industrial CNC router?
Published maker data (Amana Tool) gives a chip load of 0.0025–0.006 in per tooth and a feed of 135–210 IPM (2 sourced rows). Start low and test in scrap.
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